Reviews Mmdvm Duplex

C4Labs DRPi-1NSX case for Raspberry Pi 3 B+, Duplex MMDVM v1.0, 2.4″ Enhanced Nextion Screen (Included) ~ (Black Ice)

  • Full body coverage for Raspberry Pi 3B (not included), Duplex MMDVM v1.0 dual antenna (not included), and 2.4" Nextion Touchscreen(included). Case kit requires assembly. Case is not waterproof..
  • Includes a 2.4″ Enhanced Nextion Touchscreen**Please note that connecting the Nextion screen to your set-up may require additional soldering of pins or wires not covered in these case instructions..
  • The new inner layers have been designed to fit the Pimoroni Fan SHIM (not included).
  • For Raspberry Pi 3B+, 3B, 2B, and B+ (not included), Duplex MMDVM v1.0 (not included), and a 2.4″ Enhanced Nextion Touchscreen (included).
  • Designed and Crafted by Local Artists at our workshop in Tacoma, WA USA.
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AURSINC MMDVM Hotspot USB HAT Board for Simplex & Dual Band Hotspot & Modem RPT Hat Support DMR DSTAR BlueDV | Compatible with Windows Linux Android System | BER, DMR, TX & TCXO offset | MicroUSB Port

  • Compatible with Raspberary Pi: Connect MMDVM hotspot USB hat to raspberry pi usb port and run pistar, select modem-USB to setup.
  • Wide Compatibility: AURSINC Hotspot radio board supports mmdvm_hs hat,mmdvm_hs dual hat and mmdvm modem rpt hat(oled display is not compatible for now).
  • Support Bluedv: USB Hat board supports bluedv windows, bluedv-android, bluedv-ios, bluedv-linux DSTAR | DSTAR,DMR,Fusion(YSF, FCS)(only DN mode).
  • Muliti Functions: MMDVM Board supports mmdvmhost/mmdvmcal on linux/windows to test the mmdvm hat BER/DMR/TX check TCXO offset | BER XX%.
  • MMDVM_HS Firmware: The mmdvm-hs hat supports the updated mmdvm_hs firmware running: linux: sudo stm32flash -v -w xxx.bin /dev/ttyAMA0 | windows: sudo stm32flash -v -w xxx.bin /dev/comx | com serial driver is ch340x.
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Yunseity Duplex Hotspot Board, 3.5Inch Screen MMDVM Duplex Hotspot Board with Cooling Fan, DMR Standard, Digital Display Hotspot Repeater with Antennas

  • APPLICABLE MODEL: MMDVM mini hotspot repeater board, duplex dual time slot design, mainly used for the built in extension board for Raspberry Pi 3B..
  • WITH COOLING FAN: The hotspot board has mini cooling fan for easy operation for long periods of time, and the acrylic case adds elegance to the product..
  • MEMORY CARD: Including 16G or 8G small memory card, the writing speed is not less than 10M, which has high efficiency and good durability..
  • GOOD PERFORMANCE: The digital hotspot board has the advantages of optimized wiring, perfect component layout, low heat generation, fast heat dissipation..
  • DMR STANDARD: All debugging parameters are carefully debugged according to the DMR standard, more stable in use and greatly improve the sound restoration..
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Nicedea MMDVM Hotspot Board DMR P25 YSF DSTAR Board Compatible with Raspberry Pi 3 Raspberry Pi Zero W

  • The Hotspot will also work mobile in your vehicle if you Tether it to your mobile phone network.
  • MMDVM Board is compatible with D-STAR, P25, DMR and work with UHF or VHF.
  • MMDVM Hotspot Board suits for Raspberry Pi 3,Raspberry Pi Zero W.
  • Power supply: Mobile charger or a USB cable connected to your computer or laptop.
  • All designs will be contributed on MMDVM open source project.
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AURSINC MMDVM Hotspot Board + Antenna Support UHF VHF Support P25 DMR YSF DSTAR NXDN POCSAG for Raspberry Pi-Zero W, Pi 3 (OLED Board)

  • MMDVM hotspot supports UHF VHF, frequency range: 144MHz-148MHz, 420MHz-475MHz, 842MHz-950MHz (depending on ADF7021 and TCXO, HAT firmware amateur radio brand license restrictions).
  • AURSINC hotspot board supports Raspberry Pi 3B, 3B +, Pi ZERO, compatible with NanoPi NEO, Orange Pi, compatible with BlueDV (requires USBtoTTL or Bluetooth model).
  • Hotspot board saves electricity, High quality TCXO, stable, low BER. Support MMDVM mode DMR / YSF / P25 / NXDN / DSTAR / POCSAG. Support online upgrade, User-friendly OLED and Nextion special design location, reserved for additional installation of Bluetooth modules.
  • If the Raspberry fails to connect the hotspot board, please try update the firmware of the hotspot board by conducting the command: sudo pistar-mmdvmhshatflash hs_hat-12mhz.
  • Compatible with P4 settings:since our mmdvm board is defautly setup for Pi-Zero W, Pi 3. and if you do want to connect it with your Pi 4, you could try below methods. PICK ONE. Method 1: Remove the R1 resistance of the hotspot board(single/dual).
  • Method 2: Cut off the 2 Raspberry Pi pin headers on the corners of the board ( pick one to operate on your MMDVM board, refer to the product image for the R1 and 2 pin headers locations).
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MMDVM Duplex Hotspot Module Dual Hat V1.3 Support P25 DMR YSF NXDN DMR Slot 1 + Slot 2 for Raspberry pi with USB Port (Without OLED)

  • if the board fails to work on duplex mode, please run the upgrade command: sudo pistar-mmdvmhshatflash hs_dual_hat.
  • HIGH PERFORMACE: 32-bit ARM processor, up to 10mW RF power, fully tested every piece..
  • WIDELY COMPATIBLE: Supports DMR, P-25, D-Star and System Fusion.
  • WORK with RASBERRY Pi: Mounts cleanly on current Raspberry Pi including the Pi Zero , NOT compatible with Rasberry Pi 4..
  • Update new FW: (pi-star / expert / ssh access / user :pi-star pass:raspberry) then run sudo pistar-mmdvmhshatflash hs_dual_hat set Jumper BOOT0=1,BOOT1=0 and soler JP1 First! After upgraded finished, disconnect JP1.
  • FREQUENCY: Radio Frequency : Freq:144-148,219-225, (Main Band) 420-475,842-950 NOTE: TX =0, RX=0. Modem select: STM32-DVM/MMDVM_HS-Raspberry pi Hat(GPIO) or any other (GPIO board).
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All-New Duplex DMR Hotspot Ehternet Port Assembled Radio Station WiFi Voice Modem Support DMR Dstar YSF P25 Fusion Antenna Raspberry Pi Model 2B Two Colors OLED 2 TimeSlots

  • MMDVM hotspot supports D-STAR DMR YSF P25 NXDN POCSAG, enables the different mode of digital two way radio to communicate with each other (YSF2DMR / YSF2NXDN / YSF2P25 / DMR2YSF / DMR2NXDN) and works great with UHF..
  • Two Time Slots: Support receive in one Frequency and transfer in another frequency using Duplex mode.
  • Upgraded Network: support wifi wireless connection and wired connection to the router directly..
  • Power Supply: 5V, Mobile charger or a USB cable connected to your computer or laptop..
  • Best customer services: fully-assembled. The firmware is pre-loaded. Contact us if any question, we will reply within 6 hours. 73.
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MMDVM Duplex Hotspot Module Dual Hat with 0.96 OLED Display V1.47 Support P25 DMR YSF NXDN DMR Slot 1 + Slot 2 for Raspberry pi (with OLED)

  • if the board fails to work on duplex mode, please run the upgrade command: sudo pistar-mmdvmhshatflash hs_dual_hat.
  • HIGH PERFORMACE: 32-bit ARM processor, up to 10mW RF power, fully tested every piece..
  • WIDELY COMPATIBLE: Supports DMR, P-25, D-Star and System Fusion.
  • WORK with RASBERRY Pi: Mounts cleanly on current Raspberry Pi including the Pi Zero , NOT compatible with Rasberry Pi 4..
  • EASY OPERATION: The firmware is pre-loaded and is easily upgraded via software. Onboard LEDs showing status (Tx,Rx,PTT,Mode).
  • FREQUENCY: UHF 433-900MHz, VHF 144-220 MHz. NOTE: TX =0, RX=0. Modem select: STM32_HS_GPIO.
  • To leave the screen on all the time In Pi-Star configuration, ensure you have "OLED Type 3" in the display type field at the top of the page, set Port to: modem. Also, in the Expert section, go to MMDVM host, and scroll down to the OLED section. Make sure LogoScreensaver is set to 1. This leaves the screen on all the time. Otherwise, it goes blank when idle.
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C4Labs JRZ-1SB case Compatible with Raspberry Pi Zero/Zero W & JumboSPOT MMDVM & Waveshare UPS Hat (Black Ice)

  • Full body coverage for Raspberry Pi, Battery Hat, JumboSPOT or LoneStar N5BOC MMDVM Simplex and OLED screen (not waterproof) Note: Raspberry Pi Zero 2 has not been tested for heat issues..
  • Enough room for .96″ OLED screen to be mounted directly to JumboSPOT or LoneStar N5BOC MMDVM Simplex by customer.
  • Cut outs for easy access to SD card and camera ports.
  • Pin-hole access to boot and reset buttons on top of case.
  • No components are included. This is a Case Kit and assembly is required..
  • Designed and Crafted by local artists in Tacoma, WA USA.
  • Comes with 2 tops: one with antenna hole and one without.
  • Compatible with Lonestar N5BOC Board version 03/23/2019 1V8-1.
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MMDVM Hotspot Board + Aluminium Case Support UHF VHF Support P25 DMR YSF DSTAR NXDN POCSAG for Raspberry Pi-Zero W, Pi 3 (Raspberry Pi NOT Included)

  • Save electricity, High quality TCXO, stable, low BER. Note: This is NOT a completed or assembled Hotspot, it is just MMDVM Board with Aluminum case..
  • Support Raspberry Pi 3B, Pi ZERO, compatible with NanoPi NEO, Orange Pi, compatible with BlueDV (requires USBtoTTL or Bluetooth model).
  • Support VHF/UHF, frequency range: 144MHz-148MHz, 420MHz-475MHz, 842MHz-950MHz (depending on ADF7021 and TCXO, HAT firmware amateur radio brand license restrictions).
  • Support MMDVM mode DMR / YSF / P25 / NXDN / DSTAR / POCSAG.
  • Support online upgrade, User-friendly OLED and Nextion special design location, reserved for additional installation of Bluetooth modules.
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C4Labs JRPi-3.5NSX Nextion Screen Case for Raspberry Pi 4B & 3B+, Jumbospot MMDVM, and 3.5\ Nextion Screen (Included)

  • If you have a Zumspot Brand MMDVM Board there is a new case model: ZRPI-3.5NSX.
  • For Raspberry Pi 4B, 3B+, 3B, 2B, and B+ (not included), JUMBOspot (a generic Chinese MMDVM board - Not included), and a 3.5″ Enhanced Nextion Touchscreen (included). Carefully designed to precisely fit these components using Laser cut components and stainless steel hardware. Full body coverage for components (not waterproof). Heat sinks and rubber feet included..
  • *Please note that connecting the Nextion screen to your set-up may require additional soldering of pins or wires not covered in these case instructions..
  • Note: This case does not have a fan and the Pi-4 is known to run hot under use. It is not recommended to run the Pi-4 at full power for extended periods as performance problems can arise at higher temperatures.* The new inner layers have been designed to fit the Pimoroni Fan SHIM (not included).
  • Engineered and manufactured with Pride in Tacoma, WA USA.
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C4Labs ZRPi-3.5NSX Nextion Screen Case – Raspberry Pi 3 B+, ZUMspot MMDVM, and Enhanced 3.5\ Nextion Screen (Included) ~ Black Ice

  • If you have a Generic Chinese MMDVM Board (Jumbospot) there is a new case model: JRPI-3.5NSX.
  • For Raspberry Pi 4B, 3B+, 3B, 2B, and B+ (not included), ZUMspot Brand MMDVM Board (Not included), and a 3.5" Enhanced Nextion Touchscreen (included). Carefully designed to precisely fit these components using Laser cut components and stainless steel hardware. Full body coverage for components (not waterproof). Heat sinks and rubber feet included..
  • *Please note that connecting the Nextion screen to your set-up may require additional soldering of pins or wires not covered in these case instructions..
  • Note: This case does not have a fan and the Pi-4 is known to run hot under use. It is not recommended to run the Pi-4 at full power for extended periods as performance problems can arise at higher temperatures.* The new inner layers have been designed to fit the Pimoroni Fan SHIM (not included).
  • Engineered and manufactured with Pride in Tacoma, WA USA.
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TRENDnet 8-Port 10G Switch, 8 x 10G RJ-45 Ports, 160Gbps Switching Capacity Rack mountable, 10 Gigabit Network Connections, Lifetime Protection, Black, TEG-S708

  • DEVICE INTERFACE: 8 x 10GBASE-T Ports (100Mbps/1Gbps/2.5Gbps/5Gbps/10G).
  • 10 GIGABIT PORTS: This 8-port 10G switch offers eight 10G ports with 160Gbps switching capacity for high-speed network connections providing a cost-effective solution in adding 10G link capability..
  • 2.5/5G SUPPORT: The network switch supports 2.5G/5GBASE-T RJ-45 multi-gigabit speeds capable of up to 2.5Gbps or 5Gbps over existing Cat5e or better cabling..
  • DATA TRANSFER RATE: Ethernet: 10 Mbps (half duplex).
  • RACK MOUNTABLE DESIGN: The sturdy metal 10G Ethernet Switch has a rack mountable design for greater installation flexibility..
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