It has been this way since the project started 2 1/2 years ago. Primary Day Edition!! → From the Technical Coordinator → From the Section Emergency Coordinator → From the Affiliated Club Coordinator. Volunteer-led clubs. The design concept is simple, provide the complex services and configuration for Digial Voice on Amateur radio in a way that makes it easily accessable to anyone just starting out, but make it configurable enough to be interesting for those of us who cant help but tinker. It only connects to other networks if you enable and setup [repeater] or [OBP] stanzas. MMDVM is composed of two physical parts. Illinois D-STAR repeaters. analogue repeater to create a wide area (higher rf output) digi simplex gateway / digital repeater. Allstar Node using Baofeng BF-888s, a RIM-Lite, and a Raspberry Pi. ) Many personal, low-power hotspots are boards that mount on computers like the Raspberry Pi, one is an all-in-one board, and some others are thumb drives that. Commander II case (complete custom Pi3 footprint case with the 2. This is an article about personal, low-power hotspots, also known as personal access points 1, not repeaters. The United States has four masters, 3101, 3102 ,3103 and 3108. I have been working the past few days to get enough boards. repeater-builder. Currently programmed to 52. All that’s required for operation is a mini usb (android phone ‘s cable)power source and a WiFi based internet connection. Radio Repeaters category is a curation of 20 web resources on , MMDVM Digital Repeater DIY, An Inexpensive PL Tone Encoder, Build a Repeater Controller. MMDVM F4M-GPIO (GPIO) 28. 0 boards are single turn so you must make very small adjustments. For hotspots very little needs to be adjusted. Permalink for Repeaters, including all WIA Port B. The interface to MMDVM_Bridge is the network. Email This BlogThis! Share to Twitter Share to Facebook Share to Pinterest. Adjust the analog audio level using R820 on the logic board. As I wrote before, I have an APRS digi running at 144. If you are a Spammer you'll not be able to post because all new members are moderated - so save. Define not reliable! I've been running an MMDVM repeater for the last 1. Last Heard. com has ranked N/A in N/A and 3,063,418 on the world. For the second repeater I used the STM32-DVM v2a from repeater builder. Using networks other than the "DMR-MARC" (Digital Mobile Radio - Motorola Amateur Radio Club) or any other cBridge only network opens up your DMR experience to not just Motorola repeaters but repeaters from Tait Communications, Hytera, DV4Mini USB Dongles, MMDVM based repeaters (Home brew) and MMDVM based HotSpots connected to the DVMega. com uses a Commercial suffix and it's server(s) are located in N/A with the IP number 74. Used Relays and Lock Timers to Hold Digital or Analog Mode for 2 Min after last PTT. So now on to the point of this blog. *The frequency can be customized in the frequency range, 4MHz bandwidth you can program when come out factory. The repeater equipment consisting of Motorola CDM 1550 receiver, CDM 1550 transmitter, Repeater Builder MMDVM (Multi Mode Digital Voice Modem). 29 REPROGRAMMING NOT INCLUDED. • Allows for better local control of the various PNW repeaters • Each repeater can be on it’s own “manager” (set of rules), and be potentially. Southern Arizona Linked Repeater Network. Build a MMDVM P25 Reflector. This type of display is known by the reference SSD1306, it measures 27 millimeters for a display definition of 128 x 64. 2" is a nice size, or you could go to the 2. MMDVM How two Video! DSTAR DMR Repeater Build Here is my mmdvm. The repeater has a. 22】JumboSPOTにNoraGatewayを導入する. STM32-DVM-MTR2K and STM32-DVM-MASTR3 are self-contained MMDVM solutions for the Motorola MTR2000 and GE/Harris MASTR III. Likewise the Repeater-Builders Pi-Hat Modem. repeater-builder. referencing a MMDVM repeater board. Find out what KE4GJG has been up to. Review Summary For : Repeater Builder STM32 DVM; Reviews: 4 MSRP: 85-95; Description: The RB_STM32_DVM is yet another Multi-Mode Digital Voice Modem that gives new life to analog repeaters by allowing them to become digital capable. This is a purely hardware solution that puts several components that are useful for amateur radio projects on a single board; namely a high-performance sound chip (CODEC), a GPS with pulse per second (PPS) that includes an embedded battery backed real-time clock (RTC), and a 12VDC power circuit to power the onboard. Southern Arizona Linked Repeater Network. MicroNode Nano-Spot (Built In) 26. Ham Nation is the TWIT show about ham radio. The STM32 has an on-board microcomputer, so there is no need for a separate Arduino or other processor board. During my first repeater build, I was finding there was a lot of resources out there for the MMDVM. I have been running a DMR repeater for a couple of years now using a Hytera DMR repeater. Help with other MMDVM Repeater Boards (with NO onboard RF) 2 posts • Page 1 of 1. The RB_STM32_DVM is yet another Multi-Mode Digital Voice Modem that gives new life to analog repeaters by allowing them to become digital capable. 178 and it is a. A new NoV for GB3HS was received on 13/02/2020. Provided by Alexa ranking, repeater-builder. New Repeater-Builder STM32-DVM V3 now available. mmdvm zumspot and MMDVM-Pi (jumbospot) DMR repeater construction building p has 4,615 members. Labels: Converting my Yaesu DR-1X to a DMR Repeater, DR1X Tutorial, MMDVM DR1X Multimodde, MMDVM Repeater Install DMR DSTAR C4FM, MMDVM ZUM DR-1X, MMDVM ZUM DR1X conversion, Toronto QUADMODE Yaesu Fusion DR-1X, Toronto Yaesu Fusion DR-1X - Wires-X, YAESU DR-1X 144/430 Dual Band C4FM/FM Digital Repeater, yaesu dr-1x firmware, YAESU DR-1X Hacks. MMDVM Hat with antenna connector attached. Define not reliable! I've been running an MMDVM repeater for the last 1. Please notice that the frequency you use. mmdvm zumspot and MMDVM-Pi (jumbospot) DMR repeater construction building p has 4,615 members. The PTT of the MMDVM is also applied there, as soon as the MMDVM triggers PTT the audio fed into the transmitter is switched to the MMDVM signal. com uses a Commercial suffix and it's server(s) are located in N/A with the IP number 74. AP-50 Audio Processor AP-50 Application notes for GE MASTR II PM to FM. Email This BlogThis! Share to Twitter Share to Facebook Share to Pinterest. User root password is debian. Antenna connected, MMDVM Hat installed and ready for the memory card and power to be applied. DMR Repeater Construction has 1,934 members. RX: Motorola CDM1250; TX Motorola CDM1250. I decided to us the Pi-star image as i found it very powerful. Once the header pins are soldered on the Pi, the MMDVM Hat is installed. Typical MTR2000 + Repeater builder STM32-DVM PiHat setup used in KS-DMR. I am specifically using the repeater builder STM32 board. Repeater Builder RB_STM32_DVM blue board all necessary wires included, Pi-star loaded with latest ver. Building a MMDVM multi-digital mode repeater- DRAFT 24/2/2017 Introduction Very draft. Build a MMDVM P25 Reflector. The Echolink system will connect to one of the 3 "radio" ports on the controller. Designed & produced by 'Repeater Builder'. Johnson, Inc. For hotspots very little needs to be adjusted. N4IRS See Tait Series II data modifications. Guida all' installazione e configurazione di Jumbospot Jumbospot è un popolare Hotspot funzionante in tutti i modi digitali radioamatoriali e basato sul modem MMDVM mini e sul single board computer Raspberry PI Zero W. Build a MMDVM P25 Reector Submitted by mike on Sat, 01/26/2019 - 11:00 This is a high-level guide to building your own MMDVM P25 Reector. By sharing common design elements, we standardize firmware updates, troubleshooting procedures, and simplify the body of knowledge necessary to implement an MMDVM repeater. STM32_MMDVM_PiHat V3. Red = 5v+ PIN 2 Black = Ground PIN 6 Yellow = GPIO14 PIN 8 Blue = GPIO15 PIN 10. My name is Kevin and I am attempting to set up a dmr repeater using your mmdvm repeater kit board and a kenwood TKR-850. Browse a bunch of Duplex Radio and other relevant listings for sale. (You are logged in by another means). 2 LCD Touch Display. It packs a lot of purpose-built, public-safety grade repeater into a small amount (just 3U) of rack space. F5UII says: 12/01/2018 at 14:08 Bonjour Manu,. Disable access to the console via the serial port. Provided by Alexa ranking, repeater-builder. I saw a post in the repeater builder group about problems using the Quantar as a digital repeater. In the MMDVM world, Don is the owner and Trustee of <òWhtU o](} v][ (] t] }À P MMDVM Digital Voice Multimode Repeater Don will talk about the K6PUW MultiMode repeater in Los Angeles & High Quality Transcoding services now available Jim Moen K6JM t Oct 21, 2017 Pacificon. 850 MHz Color Code 1 Time Slot 1 TG 31013 - ALERT (Full Time). hit "Submit" the generated config file will download to your computer. 0 ZUM DR-1x to DMR conversion Dr-1x to MMDVM DMR how to in detail with Zum board 1. Thank you to those folks that had faith in my ability to produce an NXDN compatible board. The use of the Tier I standard has been expanded into radios for use in other than the unlicensed dPMR446 service. Repeater Builder Products - STM32-DVM. Building a Digital Mobile Radio Repeater Part 2: Radios, Enclosure, Raspberry Pi and Power Adding UHF radios with cooling, a Raspberry Pi for the MMDVM host, plus power distribution and neatly packaging it all in a rack mount enclosure. 200W DATV power amplifier- 50V 20A power supply Introduction I am builder a. The predictions were dire- with watched and warnings for potentially severe winter weather starting several days prior. Tuning an MMDVM Repeater. Tags: DMR, DSTAR, MMDVM, KE4GJG, Richard Hyde, HomeBrew Repeater, Repeater Maker, KIT BOARD, DMR Build, Repeater Build, Digital Voice Modem, Digital Repeater,. N4IRS See Tait Series II data modifications. The project is a collaborative effort of WB4EOT, KD4EG, W4KDN, W4KZK and N4MGQ. STM32-DVM-MTR2K and STM32-DVM-MASTR3 are self-contained MMDVM solutions for the Motorola MTR2000 and GE/Harris MASTR III. Current version as of Jun 1, 2019: v1. NE, United States. Building a Digital Mobile Radio Repeater Part 3: Cabling Cabling power switching and distribution, plus interfacing and Raspberry Pi control. Scripts and config files to run the MMDVM on Debian. 2019-03-29 Almost 2 years ago now, I did a bit of a review of the ZUM Radio modem on my Zumspot page, but now I also have the Repeater Builder version of that STM32 MMDVM modem. Installing MMDVM on an STM32F4 NUCLEO board and assembling an interface shield. Nets Sunday Monday PAPA DMR Roundtable: TG 3106 (Mon 2000 Pacific time); Tuesday Colorado HD Hotspot Discussion Net: TG 31088 (Tue 1930 Mountain time – 2130 Eastern – excellent!). #N#London, England. AppyBuilder je bezplatná platforma pro vytváření mobilních aplikací Drag & Drop, která umožňuje každému rychle navrhnout a postavit mobilní aplikace pro Android, dokonce i bez znalosti programátorských dovedností!. Due to the lack of Digital Mode repeaters around my home QTH, I had been running MMDVM hotspots built around Philips / Simoco PRM80s on 2mx and Philips FM92’s on 70cm for around a year, with G4KLX based DSTAR hotspots using soundcards or DV-RPTR boards for several years prior to that. 850 MHz - Input 449. The repeater is a Motorola XPR 8300 feeding a UHF antenna at 80' above ground. Also, that you have had some experience with the Raspberry pi. log, and I can see the activity in real time. DMR KE4GJG Richard Hyde MMDVM DSTAR raspberry pi C4FM fusion This project was created on 05/06/2016 and last updated 2 months ago. Thank you to those folks that had faith in my ability to produce an NXDN compatible board. Request of client: TRMENT01234567:callsign:software-version. repeater-builder. ZUM Radio-MMDVM-Nucleo (USB) Note: The Nucleo is for repeater and high power hotspot applications. Michael Percy catalog states the Cardas chassis wire of 33ga is for tone arms but I have used same Cardas chassis wire of larger ga for wiring speakers power amps and preamp inside and this is one of the best and most neutral ready made wire I have used and I have tried really many brands. New Repeater-Builder STM32-DVM V3 now available. Zello is a commercial application that allows people all over the world to communicate using VOIP (Voice Over IP). Like us on Facebook! MMDVM (Repeater) Firmware: 20181107_Pi-Star: Power (EIRP) 50 Watt: Status: Slot 1 & 2 linked: Master: BM3102: Motorola Analog repeater and Repeater Builder STM-32 DVM board with a Raspberry Pi-3 running Pi-Star Software. I bought one that fit the RC210 directly. The host program for the MMDVM. Building a Digital Mobile Radio Repeater Part 1: MMDVM. I am setting it up as for System Fusion on both YSF reflectors and FCS reflectors, and I set the option for "RemoteGateway" in the MMDVM. analog repeater Be warned -only "original" DR-1X repeaters can be used for conversions. Cost to make a repeater is much lower than buying a commercial repeater. 2m repeater with simultaneous relays on 1825 kHz and 7146 kHz. Allstar is a way to link a repeater to the Internetor more specifically for the user to link through an analog repeater via the Internet to another analog repeater. Makefile Batchfile. The Yaesu System Fusion technology features the AMS - Automatic Mode Select function that instantly recognizes whether the signal is C4FM digital or conventional FM and. BYRG (Kansas City Talk Group 31201) and our Cluster on Time slot 2 using Talk Group 2. DMR Repeater Construction. Digital Modem. You should work from home if you can. Copy the wpa_supplicant. The interfacing was easily done, the first problem I run into was when I was trying to start MMDVMCal to adjust the transmitter. MMDVM_HS builder. It is very apparent that certain members of the amateur radio community have lost faith in such a device. Transmitted Mode. The Echolink system will connect to one of the 3 "radio" ports on the controller. Adjust the analog audio level using R820 on the logic board. repeater builder mmdvm. com uses a Commercial suffix and it's server(s) are located in N/A with the IP number 74. Nets Sunday Monday PAPA DMR Roundtable: TG 3106 (Mon 2000 Pacific time); Tuesday Colorado HD Hotspot Discussion Net: TG 31088 (Tue 1930 Mountain time – 2130 Eastern – excellent!). Submitted by mike on Sat, 01/26/2019 It is based on Pi-Star for the Hotspot/MMDVM platform, Check things like your firewall and IP addresses in the mmdvm host file for correctness if "No repeater connected" messages continue instead. George gives a brief update on the Ham Radio Workbench Build projects for the 2018 season. Labels: Converting my Yaesu DR-1X to a DMR Repeater, DR1X Tutorial, MMDVM DR1X Multimodde, MMDVM Repeater Install DMR DSTAR C4FM, MMDVM ZUM DR-1X, MMDVM ZUM DR1X conversion, Toronto QUADMODE Yaesu Fusion DR-1X, Toronto Yaesu Fusion DR-1X - Wires-X, YAESU DR-1X 144/430 Dual Band C4FM/FM Digital Repeater, yaesu dr-1x firmware, YAESU DR-1X Hacks. The STM32-DVM-MTR2K is a joint project between Repeater-Builder and WA0EDA. This should provide better coverage. Can be used on VHF also, just change the frequencies to suit. Before all this 10 mW low power hotspot crazy or stupidity depending on your views. The STM32 has an on-board microcomputer, so there is no need for a separate Arduino or other processor board. This leaves the USB ports, HDMI interface, etc all still available for your own expansion ideas. The PTT of the MMDVM is also applied there, as soon as the MMDVM triggers PTT the audio fed into the transmitter is switched to the MMDVM signal. Time slot 1 is static linked to TG3026 and Time slot 2 is used for local traffic TG9. The PI-REPEATER-X controllers utilize the 40 pin GPIO expansion header on the Raspberry Pi< Zero/2/3> as the interface to the computer. Made by two 440Mhz (402Mhz to 470Mhz) Motorola CDM series radios, power from 1w to 30w programmable 2 power levels (your choice). The MMDVM HS Dual Hat Duplex - Rev Revision 1. Digital Modem. Our science and coding challenge where young people create experiments that run on the Raspberry Pi computers aboard the International Space Station. STM32_MMDVM_PiHat V3. 2125 Equipment: Repeater – Yaesu DR-1X Duplexer – Celwave 633-A-2 Feedline – 50′ of RG213 Antenna – Decibel …. So to use both modes, you need another repeater controller in parallel with the modem. D-STAR's MegaRepeater. Labels: offset. MicroNode Teensy (USB) 27. AFIK Its only the Dual Hat boards which won't work in DMR in duplex, the full MMDVM boards like Repeater Builder sell, which use 2 external transceivers will work with other modes enabled with DMR radios because the 4FSK demodulation is done simultaneously for all modes. It is supplied by Repeater Builders in the USA. PLL or crystal, 137-199 MHz and 400-499 MHz, POCSAG. Connection notes for an ICOM FR-4000 repeater (PDF) Connection notes for a Kenwood TKR-x50 series repeater w/analog repeat. This is your bi-weekly deep dive on making, DIY, electronics, and technical topics of interest to the radio amateur. D-Star operation will resume shortly. Host MMDVM Repeater 7345007 - 380705522, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 L am making process of connecting to a reflector is as always: Making a private call by TG reflector 9 to X, but the dashboard that do not see the connection. Not able to test TX power as it has a screw thread aerial connector and I only have bayonet BNC types. The STM32 has an on-board microcomputer, so there is no need for a separate Arduino or other processor board. RX Radio is Motorola CM300 TX Radio is a Motorola CDM750 Raspberry Pi3 B+ MMDVM STM32_DVM_PiHat from repeater-builder. The repeater is now operational from the Cave Wold Radio Station site near Hull. Happy Holidays from Repeater Builder. George and Jeremy spend a long time catching up on projects, many related to Digital Mobile Radio (DMR). Safety Information. 0: Nouveau : This version is a HAT customized to be plug-and-play with a Raspberry PI 2/3 micro computer board. Our repeaters are Yaesu DR-1X running MMDVM and a open repeater connected to the Brandmeister Network via the 3102 US Master. We are back in action and in the process of setting up a DMR repeater. Cable configuration from Repeater-Builder STM32 DVM v2a Pi hat to DR-1X. Some modes connect to gateways, others to reflectors and still others to other bridges. Digital Modem. DMR KE4GJG Richard Hyde MMDVM DSTAR raspberry pi C4FM fusion This project was created on 05/06/2016 and last updated 2 months ago. This tells the Repeater it is being controlled by an external controller via the accessory plug (green wire in photo). Because I am a repeater builder, I have become very experienced with code plugs, MMDVM and Pi-Star, as well as the associated hardware. It has been this way since the project started 2 1/2 years ago. Designed & produced by 'Repeater Builder'. Hier STM32-DVM / MMDVM_HS – Raspberry Pi Hat (GPIO) auswählen –> Bei einigen Änderungen der Konfiguration bekommt ihr den Hinweis das die Modemeinstellungen neu eingestellt werden müssen, dann hier wieder den Pi-Hat auswählen. 6 STM32 DVM Firmware Files; 13. Yaesu System Fusion Content begins at 2:20:23. It has some added features like a Clip LED for help with adjusting RX level, and 2 pots for TX Level (Fine/Coarse). Repeater-Builder is a free technical group (free to you - we pay for a premium group plan) available to people seeking information on building ham radio, GMRS, or commercial repeater systems. The MMDVM/Raspberry-Pi combo will turn a single analog radio into a high powered hotspot or 2 radios into a fully featured digital voice repeater. Yaesu Fusion DR-1X - Wires-X C4FM/FM Digital Repeater. Amateur Radio Hotspot VHF & UHF Digital Modes. DMR Colour code I set to 1. Request of client: TRMENT01234567:callsign:software-version. ID-O-MATIC IV 4 built and tested (not programmed) With two 16 pin rear accessory connectors (one for TX radio, one for RX radio) make an instant repeater from any two compatible Motorola radios (Any Motorola radios with 16 or 20 pin rear accy connector, programmed for pin-8 COR active low (or high changed in programming). 220 Mhz Packet Node setup in Claremont. 12 Pi2/3 Image. The project is a collaborative effort of WB4EOT, KD4EG, W4KDN, W4KZK and N4MGQ. 9K MCP6002 MCP6002 680pF. When I first received my hotspot, I had a lot of problems getting it to work correctly. 0 ZUM DR-1x to DMR conversion Dr-1x to MMDVM DMR how to in detail with Zum board 1. MMDVM radio. London, England. Email This BlogThis! Share to Twitter Share to Facebook Share to Pinterest. After much ado, the new Repeater-Builder STM32-DVM V3 "The BLUE board" is now available. Using networks other than the "DMR-MARC" (Digital Mobile Radio - Motorola Amateur Radio Club) or any other cBridge only network opens up your DMR experience to not just Motorola repeaters but repeaters from Tait Communications, Hytera, DV4Mini USB Dongles, MMDVM based repeaters (Home brew) and MMDVM based HotSpots connected to the DVMega. com reaches roughly 817 users per day and delivers about 24,504 users each month. mmdvmには電源スイッチはありません。microusb端子が2つ並んでいますが右側の端子から電源を供給(スマホ用のusb充電アダプタや外付バッテリーで)してやると2分くらいかけてソフトが起動し、ディスプレイに「mmdvm」のロゴが表示されるようになります。. net and one of the team will be happy to help. Two of our favorite things are the Repeater-Builder STM32-DVM MMDVM Modem and the Motorola MTR2000 repeater. The PTT of the MMDVM is also applied there, as soon as the MMDVM triggers PTT the audio fed into the transmitter is switched to the MMDVM signal. MMDVM Hat with antenna connector attached. Hello Jonathan, I have a MMDVM PI based DMR full duplex repeater that otherwise works perfectly, The problem is when using an MD380 to talk to my XPR7550e the XPR keeps dropping and you can hear subtle audio loss when it does. It is connected to a 40 watt Motorola MTR2000. RX Radio is Motorola CM300 TX Radio is a Motorola CDM750 Raspberry Pi3 B+ MMDVM STM32_DVM_PiHat from repeater-builder. Used Relays and Lock Timers to Hold Digital or Analog Mode for 2 Min after last PTT. Search Cancel. So far received 1 votes for a total score of 10. The STM32 has an on-board microcomputer, so there is no need for a separate Arduino or other processor board. MMDVM Digital Repeater multi protocol DMR, FUSION, D-Star, P25 and NXDN. com reaches roughly 817 users per day and delivers about 24,504 users each month. Connection notes for an ICOM FR-4000 repeater (PDF) Connection notes for a Kenwood TKR-x50 series repeater w/analog repeat. Host MMDVM Repeater 7345007 - 380705522, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 L am making process of connecting to a reflector is as always: Making a private call by TG reflector 9 to X, but the dashboard that do not see the connection. Repeater Builder dot Com; WAN Repeater dot net; Linux. This time, I sought to implement TAIT ® branded transceivers also used by professionals. W8DSB #175334. Hello, I searched before writting this so I am sorry if its been covered. r/MMDVM: A subreddit for the discussion of the Multi-Mode Digital Voice Modem project that provides digital voice capabilities for D-Star, DMR …. These devices, and the technology, have been in existence for a few years now, but have finally caught traction. DR1X with MMDVM board, Pi-Star (Fusion) @ 448. Made by two 440Mhz (402Mhz to 470Mhz) Motorola CDM series radios, power from 1w to 30w programmable 2 power levels (your choice). The STM32 has an on-board microcomputer, so there is no need for a separate Arduino or other processor board. A look at the Repeater builder website shows a number of sound card interfaces that will directly connect to the back of a number of different radio's and repeater controllers. The message should be sent instead of repeater Configuration protocol message immediately after authentication. Target, D-Star Reflector, DMR Talk Group etc. To keep repeater specific group lists unique, name the list: repeater location followed by “TS1/2” for the time slot designation. Would it be possible to use this module in RX in a mmdvm repeater to replace a Motorola TRX or other. Tags: DMR, DSTAR, MMDVM, KE4GJG, Richard Hyde, HomeBrew Repeater, Repeater Maker, KIT BOARD, DMR Build, Repeater Build, Digital Voice Modem, Digital Repeater,. Clone or download. Sometimes older radios work better than newer. David gives a brief overview of the mode and then talks about the state of Yaesu System Fusion in 2018. Guida all' installazione e configurazione di Jumbospot Jumbospot è un popolare Hotspot funzionante in tutti i modi digitali radioamatoriali e basato sul modem MMDVM mini e sul single board computer Raspberry PI Zero W. B = 70CM / C = 2M; RPT2 Callsign - This is the callsign of the gateway, which in our case will be the same as the repeater, but instead of module "B" it will be "G" for "Gateway. the beginning of a Hotspot family the first will be a full sized MMDVM_HS Raspberry Pi Hat made in North America it will be cost competitive, this will be followed by what we consider the logical extension to Hotspot's. MMDVM F4M/F7M (F0DEI) for USB 29. The BridgeCom Systems BCR-220 FM Repeater is built for amateur ham radio. The domain repeater-builder. These devices, and the technology, have been in existence for a few years now, but have finally caught traction. The standard Flat Audio and PTT connections are connected to the Zum Board by miniature flat jack connection. 2 STM32 DVM FAQ; 13. The repeater equipment consisting of Motorola CDM 1550 receiver, CDM 1550 transmitter, Repeater Builder MMDVM (Multi Mode Digital Voice Modem). D-Star operation will resume shortly. 0 A really good video on setting up the DR1X w MMDVM DR-1x conversion tutorial DMR and ZUM board Repeater MMDVM - Repeater Builder STM32-DVM. Just for MMDVM SIMPLEX HAT, DUPLEX HAT, not for MMDVM Repeater HAT, adjust external radio frequency offset and RX/TXLevel instead. Received from source. net and one of the team will be happy to help. A new 220 Node was setup in Claremont to help connect Los Angeles packet stations to San Bernardino. repeater builder stm32. Local RF Activity. Topics Toggle Dropdown Messages; Expanded; Polls; Hashtags #15-80344b77 #554-89 #6881039e70. NE, United States. The PI-REPEATER-X controllers utilize the 40 pin GPIO expansion header on the Raspberry Pi< Zero/2/3> as the interface to the computer. io next page; STM32_DVM and MTR2000 #pi-star #mmdvm #mtr2000. ini file to "1" but the DR-1X won't repeat anything transmitted from the MMDVM. This allows you to connect a Hytera repeater to any outside network. hit "Submit" the generated config file will download to your computer. Volunteer-led clubs. DMR ID Repeater Talkgroups. Instead, it uses cables to wire directly into the IO pins of the radio(s) you choose. In the following of my pedagogical articles on MMDVM, I offer you this time a tutorial explaining step by step how to add a Nextion (itead) screen on your MMDVM repeater. Hello, I have an STM32-DVM from Repeater-Builder. MMDVM Home brew Repeater Demonstration DMR/DSTAR/FUSION Here is a quick video clip showing the flexibility and ease of use when switching between the 3 digital modes DMR/DSTAR/FUSION using Adrian's VK4TUX V. I am specifically using the repeater builder STM32 board. You can order it from the Repeater Builder website. Ad-hock & Emergency Use - Australia. #N#London, England. My name is Kevin and I am attempting to set up a dmr repeater using your mmdvm repeater kit board and a kenwood TKR-850. RPT1 Callsign - This is the callsign of the node or repeater with its module letter. These based on the excellent work by Andrew, K7ABD and his great Config Builder website. Clone or download. There are two variants of the SSD1306 display, one running. Linux and Amateur Radio; Make- Bit X. It is supplied by Repeater Builders in the USA. Thanks to this tutorial, you are invited to realize the settings of your Tait ® transceivers. 4 STM32-DVM to Mini-DIN and Motorola 16pin ACCY; 13. If you feel like putting together a repeater to play with the mode, go for it, but if you just want something small, cheap, not needing tons of equipment that’s going to require a second mortgage to get running, you can get one of these boards, and the entry level radio for one of the modes – I’d suggest the Icom ID-31 for D-Star, the. Description. May 21, 2018 · Here is a video on the Jumbospot running MMDVM Pi-star and how to set it up. ) I have resisted the urging of some to "send the board off and have it produced elsewhere. Typical MTR2000 + Repeater builder STM32-DVM PiHat setup used in KS-DMR. Joined Nov 2, 2003 Messages 186 Location NY. An "original" DR-1X will have a firmware. 2 STM32 DVM FAQ; 13. [email protected] Thank you to those folks that had faith in my ability to produce an NXDN compatible board. referencing a MMDVM repeater board. This time, I sought to implement TAIT ® branded transceivers also used by professionals. I have been working the past few days to get enough boards built to fill all of the pre-orders. Finally after 30 seconds of no activity on either mode, both modes will be available again. For anyone having issues with their Duplex MMDVM hotspot, this is a just a quick post about using a Duplex MMDVM hotspot in Simplex mode. net and one of the team will be happy to help. We make DMR Easy!. Second product family will be a range of AMBE3000 Based USB keys from 1 Channel to 6 channels on a single USB key. All programming software/kits can be found here, or on the Product Support page under the Support menu. com uses a Commercial suffix and it's server(s) are located in N/A with the IP number 74. This thread is for questions, comments and discussion of the various aspects of multi-mode repeaters. MMDVM plus Analog Repeater - Repeater Builder MMDVM Board and a Motorola RICK. I use a Chinese Jumbo Spot RTQ hotspot and Chinese MMDVM_HS_HAT_DUPLEX pi hat + pi2 for all my digital ham radio needs. At this point switch to the Pi-Star notes by KE0FHS. Clone with HTTPS. Target, D-Star Reflector, DMR Talk Group etc. com Nextion Enhanced Version NX4024K032 3. The Nextion screen is out there in different sizes, the 3. The set-up of Pi-Star is very simple, provided the installation of the information is carried out methodically and not all at one go. Zello is an application that many people use on their phone. Your FM radio choice can make or break the project. It is currently operating in the shack, but soon it will be moved to the barn for production. In this series of posts we take a look at building a Digital Mobile Radio (DMR) repeater for amateur radio use on the 70cm band (UHF). Made by two 440Mhz (402Mhz to 470Mhz) Motorola CDM series radios, power from 1w to 30w programmable 2 power levels (your choice). I am having problems with the transmit drive level. Repeater Builder RB_STM32_DVM Thinking to leverage an off site internet connection to RF link to an Icom stacked repeater site using a modem board like MMDVM with. In the MMDVM world, Don is the owner and Trustee of <òWhtU o](} v][ (] t] }À P MMDVM Digital Voice Multimode Repeater Don will talk about the K6PUW MultiMode repeater in Los Angeles & High Quality Transcoding services now available Jim Moen K6JM t Oct 21, 2017 Pacificon. After the article on the configuration and installation of a Nextion screen on a MMDVM repeater, let’s see together how to integrate a small OLED display on MMDVM. It is supplied by Repeater Builders in the USA. Bron: sadigitalradio. AP-50 Audio Processor AP-50 Application notes for GE MASTR II PM to FM. Node type, I set mine on private as this is for just my use. 29 REPROGRAMMING NOT INCLUDED. No endorsement of the products is implied. After much ado, the new Repeater-Builder STM32-DVM V3 "The BLUE board" is now available. David gives a brief overview of the mode and then talks about the state of Yaesu System Fusion in 2018. It is based on Pi-Star repeater connected" messages continue instead. OP25 - Enables one to create a digital radio (P25, DMR, D-Star, YSF) in software and interface to PC+soundcard connected to packet 9,600 data input connector. [email protected] Duration in Seconds. [email protected] the matching PSK (this is the Pre-Shared Key, or Password) for this network, when you. My name is Kevin and I am attempting to set up a dmr repeater using your mmdvm repeater kit board and a kenwood TKR-850. This link is listed in our web site directory since Wednesday Jan 16 2019, and till today "MMDVM Digital Repeater DIY" has been followed for a total of 147 times. This tells the Repeater it is being controlled by an external controller via the accessory plug (green wire in photo). I > have Zimmerman's V3 DVM board running Pi-Star. After the article on the configuration and installation of a Nextion screen on a MMDVM repeater, let’s see together how to integrate a small OLED display on MMDVM. Designed & produced by 'Repeater Builder'. Will write more as I go. The K5LPD Repeater is a 2 Meter VHF Digitial Only Amateur Radio Repeater located in Scott, Louisiana. MABEL is a hardware interface and software using the RA-35 and SC-50 which allows analog control of the Yaesu DR-1X repeater. It often leaves new MMDVM builders banging their head trying to figure out why their node isn't working after all their hard work. I have been working the past few days to get enough boards built to fill all of the pre-orders. Can be used on VHF also, just change the frequencies to suit. com has ranked N/A in N/A and 3,085,302 on the world. Target, D-Star Reflector, DMR Talk Group etc. This series of posts covers the building of a Digital Mobile Radio (DMR) repeater for amateur radio use on. The MMDVM-Pi board is designed for repeater and high power hotspot applications - connects to user supplied Raspberry Pi board and radio(s) Utilizes a high performance 32bit ARM processor (STM32F722) running at 180Mhz (Room for future upgrades). It is currently operating in the shack, but soon it will be moved to the barn for production. The domain repeater-builder. This type of display is known by the reference SSD1306, it measures 27 millimeters for a display definition of 128 x 64. Linux and Amateur Radio; Make- Bit X. The repeater is now operational from the Cave Wold Radio Station site near Hull. Labels: Converting my Yaesu DR-1X to a DMR Repeater, DR1X Tutorial, MMDVM DR1X Multimodde, MMDVM Repeater Install DMR DSTAR C4FM, MMDVM ZUM DR-1X, MMDVM ZUM DR1X conversion, Toronto QUADMODE Yaesu Fusion DR-1X, Toronto Yaesu Fusion DR-1X - Wires-X, YAESU DR-1X 144/430 Dual Band C4FM/FM Digital Repeater, yaesu dr-1x firmware, YAESU DR-1X Hacks. This was the original MMDVM concept. My name is Kevin and I am attempting to set up a dmr repeater using your mmdvm repeater kit board and a kenwood TKR-850. Made by two 440Mhz (402Mhz to 470Mhz) Motorola CDM series radios, power from 1w to 30w programmable 2 power levels (your choice). Additional note by VK2AMV, Be very careful of DC leakage into buffer effecting Op Amp DC bias. Scripts and config files to run the MMDVM on Debian. php on line 143 Deprecated: Function create_function() is deprecated in. Repeater Builder RB_STM32_DVM blue board all necessary wires included, Pi-star loaded with latest ver. can anyone give me some advice I have a mmdvm repeater i am having problems with the DMR side when i habndshake the repeater with a TYT MD380 it opens 1st time when i use Hyrera or Motorola radios it wont handshake. NEX-GEN as a rule is not a DIY parts supplier, however, the parts below will be available on a limited basis. 0 A really good video on setting up the DR1X w MMDVM DR-1x conversion tutorial DMR and ZUM board Yaesu DR1X easy remote reset modification DE- K5BLS. A common symptom of an improperly tuned repeater is, the user will see a signal, and on analog hear the digital noise, but the digital radio wont decode the audio. Join your hosts George KJ6VU and Jeremy KF7IJZ as they discuss current developments in ham radio while introducing listeners to a plethora of topics and skills such as test equipment, 3D Printing, Arduino, Raspberry Pi, and more. Yaesu Fusion DR-1X - Wires-X C4FM/FM Digital Repeater. repeater-builder. Kyungtaek Kim 6,370 views. The interface to MMDVM_Bridge is the network. ) I have resisted the urging of some to "send the board off and have it produced elsewhere. Made by two 440Mhz (402Mhz to 470Mhz) Motorola CDM series radios, power from 1w to 30w programmable 2 power levels (your choice). This is a how-to on the MMDVM-DMRGateway software. com uses a Commercial suffix and it's server(s) are located in N/A with the IP number 74. Prototype Development & satellite's 2019-03-29 Almost 2 years ago now, I did a bit of a review of the ZUM Radio modem on my Zumspot page, but now I also have the Repeater Builder version of that STM32 MMDVM modem. Our repeaters are Yaesu DR-1X running MMDVM and a open repeater connected to the Brandmeister Network via the 3102 US Master. It leaves slot 2 free for TG 2350 traffic as normal. This link is listed in our web site directory since Wednesday Jan 16 2019, and till today "MMDVM Digital Repeater DIY" has been followed for a total of 147 times. A new 220 Node was setup in Claremont to help connect Los Angeles packet stations to San Bernardino. 178 and it is a. For hotspots very little needs to be adjusted. ” RX Group lists and the RX list selected for a channel are the first places to look when there is a suspected radio programming issue or nothing is being heard. (mode 1), repeater (mode 2) and linked repeater (mode 3) configurations. the matching PSK (this is the Pre-Shared Key, or Password) for this network, when you. If you just set up an instance of hblink any hotspot or mmdvm repeater can be pointed to it as master and it is its own network. Ofcom has asked us to collect informaton regarding any incidents of abuse on GB3EM. The host program for the MMDVM. (V3) by wiring it to the system connector. It operates in 222-225 MHz 1. S-COM will again be at Hamvention 2019 this year in the same spot as last year. Traffic to Competitors. The project is a collaborative effort of WB4EOT, KD4EG, W4KDN, W4KZK and N4MGQ. Meanwhile, demand for other Repeater-Builder products (including the DVM PiHat) has remained VERY HIGH. RX: Motorola CDM1250; TX Motorola CDM1250. This leaves the USB ports, HDMI interface, etc all still available for your own expansion ideas. Even with the TX pot full open and levels set to %100 in mmdvmcal, I cannot get enough drive to suppress the carrier. Target, D-Star Reflector, DMR Talk Group etc. Ham Nation is the TWIT show about ham radio. The MMDVM-Repeater board is a lot like a hotspot, except it doesn't have a radio built onboard. NEX-GEN as a rule is not a DIY parts supplier, however, the parts below will be available on a limited basis. This link is listed in our web site directory since Wednesday Jan 16 2019, and till today "MMDVM Digital Repeater DIY" has been followed for a total of 147 times. I have been working the past few days to get enough boards built to fill all of the pre-orders. If you don't know what an Allstar Node isjoin the club. It is on the Brandmeister Network. 178 and it is a. com in a single category. repeater-builder. Details of the STM-32 MMDVM can be found here: Repeater Builder's STM32-DVM MMDVM. The network interfacing part, that connects to the reflectors, Talk Group Brandmeister or YSF Reflector : MMDVM. To: [email protected] provide a method to upload new firmware to the MMDVM (BOSSA) provide a method to download, compile and install a new version of MMDVMHost when available. You can order it from the Repeater Builder website. Provided by Alexa ranking, repeater-builder. The internals of the repeater have been modified what prevent it. In this series of posts we take a look at building a Digital Mobile Radio (DMR) repeater for amateur radio use on the 70cm band (UHF). Setting up the Raspberry Pi and MMDVM Host software. Otherwise the MMDVM boards are very reliable, and the SD card in the Pi should last a long time if you buy a good name brand one. January 14, 2020, 10:45:42 AM W8BR says: Can't find it? Did you try the search box available at the upper right? Did you try the search from the home page menu?. MMDVM is composed of two physical parts. ini [DMR] Enable=1 [System Fusion] Enable=1 The above 2 stanzas simply enable the DMR and YSF modes in MB [DMR Network] Enable=1 Address=3102. 12 Pi2/3 Image. 850 MHz Color Code 1 Time Slot 1 TG 31013 - ALERT (Full Time). New Repeater-Builder STM32-DVM V3 now available. Subscribe to: Post Comments (Atom) Demo for MTR2000 Motorola build MMDVM repeater QSO. php on line 143 Deprecated: Function create_function() is deprecated in. Repeater-Builder is a free technical group (free to you - we pay for a premium group plan) available to people seeking information on building ham radio, GMRS, or commercial repeater systems. Received from source. can anyone give me some advice I have a mmdvm repeater i am having problems with the DMR side when i habndshake the repeater with a TYT MD380 it opens 1st time when i use Hyrera or Motorola radios it wont handshake. It has some added features like a Clip LED for help with adjusting RX level, and 2 pots for TX Level (Fine/Coarse). NXDN Setup on PI-STAR For NXDN I am using the Zumspot with the latest Pi-star image 3. [email protected] I personally have a ZUM MMDVM v1. 23:04:32 Feb 24th. Radios for repeater conversions Motorola MICOR & GE MASTR II. DRAWS is a platform with multiple components. 2" LCD Touch Display. The antenna is approximately 70ft HAAT with 15 watts of power. at October 13, 2019. About MMDVM Digital Repeater DIY The resource is currently listed in dxzone. 14 Search Popularity. On Sun, January 12, 2020 11:16 am, Jeff Lehmann wrote: Has anyone on here had experience with hooking up a MMDVM repeater-builder version 3 board to a Bridgecom BCR-220 (or any Bridgecom I suppose) repeater? I've been trying to make it work and for some reason, the TX audio going into pin 21 sounds like it is getting filtered in some way. MMDVM HotSpot: firmware for ZUMspot or MMDVM_HS based boards (D-Star, DMR, YSF, P25, NXDN and POCSAG) - juribeparada/MMDVM_HS. I really love the machine! It has a lot of capabilities, BUT…. I decided to us the Pi-star image as i found it very powerful. The STM32 has an on-board microcomputer, so there is no need for a separate Arduino or other processor board. This time, I sought to implement TAIT ® branded transceivers also used by professionals. STM32_MMDVM_PiHat V3. ) I have resisted the urging of some to "send the board off and have it produced elsewhere. This type of display is known by the reference SSD1306, it measures 27 millimeters for a display definition of 128 x 64. Labels: Converting my Yaesu DR-1X to a DMR Repeater, DR1X Tutorial, MMDVM DR1X Multimodde, MMDVM Repeater Install DMR DSTAR C4FM, MMDVM ZUM DR-1X, MMDVM ZUM DR1X conversion, Toronto QUADMODE Yaesu Fusion DR-1X, Toronto Yaesu Fusion DR-1X - Wires-X, YAESU DR-1X 144/430 Dual Band C4FM/FM Digital Repeater, yaesu dr-1x firmware, YAESU DR-1X Hacks. com uses a Commercial suffix and it's server(s) are located in N/A with the IP number 74. 875 likes · 6 talking about this. Listed under the Technical Reference/Repeater category that is about Radio Repeaters. MMDVM_HS_Hat Dual (DB9MAT, DF2ET. The interfacing was easily done, the first problem I run into was when I was trying to start MMDVMCal to adjust the transmitter. The standard Flat Audio and PTT connections are connected to the Zum Board by miniature flat jack connection. NXDN Setup on PI-STAR For NXDN I am using the Zumspot with the latest Pi-star image 3. DR-1X repeaters that went back for the recall, bought later as an "FR" version, and the DR-2X cannot be used. • Allows for better local control of the various PNW repeaters • Each repeater can be on it’s own “manager” (set of rules), and be potentially. At a club meeting he came up with this simple schematic around a 74HC4053. USB-RIM RoIP Radio/Controller Interface Module AllStar USB radio interface. the matching PSK (this is the Pre-Shared Key, or Password) for this network, when you. Showcasing Duplex Radio available for purchasing today on the internet!. I am specifically using the repeater builder STM32 board. Antenna 4 stacked dipoles. The N5BOC Duplex MMDVM is an interesting hot spot that works like a repeater. (mode 1), repeater (mode 2) and linked repeater (mode 3) configurations. I used the STM32 board from repeater-builder instead, but in the end its two radios (TAIT 8115) and a raspberry pi with a hat. Dec 26, 2019 #5. B = 70CM / C = 2M; RPT2 Callsign - This is the callsign of the gateway, which in our case will be the same as the repeater, but instead of module "B" it will be "G" for "Gateway. MMDVM How two Video! DSTAR DMR Repeater Build. Everything has arrived and I am starting to put it together. W8DSB #175334. 178 and it is a. The RB_STM32_DVM is yet another Multi-Mode Digital Voice Modem that gives new life to analog repeaters by allowing them to become digital capable. After much ado, the new Repeater-Builder STM32-DVM V3 "The BLUE board" is now available. You can use this to either build a full blown duplexed repeater, or a simple high powered simplex hotspot. This is a Video to show my MMDVM board in use that I built. Welcome to KE4GJG Radio info page. This was the original MMDVM concept. (mode 1), repeater (mode 2) and linked repeater (mode 3) configurations. SmarTrunk is a registered. Note: The next time you boot up Pi-Star, the file is automatically moved to /etc/wpa_supplicant/, so you won't find it in the boot partition anymore. updated: 12/06/2019 After you get your MMDVM repeater put together, the last important step is to tune the audio levels. Bron: sadigitalradio. Cort Buffington. I was pleased to see this has now been adopted by a repeater in the US whose page I encountered this morning. The Pi can be placed on the same internal network as the repeater looking out to the master server you want to connect to. All you need to do is enter your SSID (this is the name of your Wireless Network) and. Disable access to the console via the serial port. MMDVM How two Video! DSTAR DMR Repeater Build Here is my mmdvm. RX Radio is Motorola CM300 TX Radio is a Motorola CDM750 Raspberry Pi3 B+ MMDVM STM32_DVM_PiHat from repeater-builder. Full output, continuous duty. Provided by Alexa ranking, repeater-builder. Please notice that the frequency you use. To setup a DMR repeater with MMDVM, often the transceiver used are Motorola. conf" for use with Pi-Star. New Repeater-Builder STM32-DVM V3 now available. I cannot get it interfaced with the MMDVM environment. com boards are fairly popular. MMDVM_Bridge. OpenSpot2; ZUMspot Pi 0; Artículos. Cable configuration from Repeater-Builder STM32 DVM v2a Pi hat to DR-1X. Either way, the more infrastructure the better. Also viel Spaß 73 de Jan http://www. D-STAR Reflectors. updated: 12/06/2019 After you get your MMDVM repeater put together, the last important step is to tune the audio levels. the beginning of a Hotspot family the first will be a full sized MMDVM_HS Raspberry Pi Hat made in North America it will be cost competitive, this will be followed by what we consider the logical extension to Hotspot's. "; Remote Password - This is the password used by the ircDDBRemote application as well as. I have instruction on how to build one on the link below. " As such, ALL Repeater-Builder products are built by hand, by me, using commercial'ish methods in my basement workshop. just working out the connections while I wait for the hardware. Richard Hyde 9,510 views. Provided by Alexa ranking, repeater-builder. The MMDVM is intended to be an open-source Multi-Mode Digital Voice Modem, which utilities the power of an ARM processor and a simple analogue interface board. 850 MHz Color Code 1 Time Slot 1 TG 31013 - ALERT (Full Time). Setting up the Raspberry Pi and MMDVM Host software. Installing MMDVM on an STM32F4 NUCLEO board and assembling an interface shield. I have received numerous requests for detailed instructions and information on how I converted the Yaesu DR-1X Fusion repeater to a repeater capable of doing DMR, D-Star, C4FM (Fusion), P25, NXDN, or any combination of these digital modes by using Scott Zimmerman’s excellent and powerful STM32_DVM board running on a Raspberry Pi with the Pi-Star software. This series of posts covers the building of a Digital Mobile Radio (DMR) repeater for amateur radio use on the 70cm band (UHF). Instead, it uses cables to wire directly into the IO pins of the radio(s) you choose. Second product family will be a range of AMBE3000 Based USB keys from 1 Channel to 6 channels on a single USB key. Permalink for Repeaters, including all WIA Port B. I also have a Zum Radio setup in a low power repeater with a couple Motorola CDM1550LS+. B = 70CM / C = 2M; RPT2 Callsign - This is the callsign of the gateway, which in our case will be the same as the repeater, but instead of module "B" it will be "G" for "Gateway. After much ado, the new Repeater-Builder STM32-DVM V3 "The BLUE board" is now available. I hope I can tap in to the combined wisdom of the group, I have an ongoing project to build a MMDVM repeater for operation in a remote location with no mains power. Duration in Seconds. Using networks other than the "DMR-MARC" (Digital Mobile Radio - Motorola Amateur Radio Club) or any other cBridge only network opens up your DMR experience to not just Motorola repeaters but repeaters from Tait Communications, Hytera, DV4Mini USB Dongles, MMDVM based repeaters (Home brew) and MMDVM based HotSpots connected to the DVMega. 12 Pi2/3 Image. Mar 21, 2011 · The DataContext property in WPF is extremely handy, because it is automatically inherited by all children of the element where you assign it; therefore you don’t. This time, I sought to implement TAIT ® branded transceivers also used by professionals. 3” OLED screen. George gives a brief update on the Ham Radio Workbench Build projects for the 2018 season. com uses a Commercial suffix and it's server(s) are located in N/A with the IP number 74. Public auswählen 13. I have changed the log direction so that the log gets written to /var/log. The MMDVM 1. Linux and Amateur Radio; Make- Bit X. Question : Are you changing a Fusion system to TX in TDMA, or are you just adding a peripheral repeater with the MMDVM that's connected to the system fusion repeater? Repeater MMDVM - Repeater Builder STM32-DVM. 3K 47 22K 39K 3. 875 likes · 6 talking about this. 178 and it is a. AppyBuilder je bezplatná platforma pro vytváření mobilních aplikací Drag & Drop, která umožňuje každému rychle navrhnout a postavit mobilní aplikace pro Android, dokonce i bez znalosti programátorských dovedností!. The N5BOC Duplex MMDVM is an interesting hot spot that works like a repeater. MicroNode Nano-Spot (Built In) 26. Cable configuration from Repeater-Builder STM32 DVM v2a Pi hat to DR-1X. DR1X with MMDVM board, Pi-Star (Fusion) @ 448.