Raspberry Pi DUPLEX HAT MMDVM DMR D-Star C4FM POCSAG BI7JTA Digital Radio RPI-DUPLEX-HOTSPOT-706 View larger
BI7JTA

BI7JTA-RPI-DUPLEX-HAT-706

New product

China

Raspberry Pi DUPLEX HAT MMDVM DMR D-Star C4FM POCSAG

rating No review at the moment

This MMDVM for Raspberry Pi 3B and 3B+ and Raspberry PI 4, provides a multimode digital access point: D-Star, DMR, C4FM, P25, POCSAG and NXDN.

The DUPLEX version, allows to use in DMR the 2 TimeSlot or to create a mini MMDVM repeater.

The card can operate in RX and TX from 60MHz to 650MHz with 10mW max, but is restricted by Pi-star software to operate on VHF and UHF amateur radio frequencies.

Compatible with the Pi-Star application from MW0MWZ for Linux and LCD display management nextion (not included).

Delivered with: 1 MMDVM DUPLEX Hotspot board (version1.0.1 b3) for Raspberry Pi (not included), 2 antennas 433Mhz, 4-pin Nextion LCD connector.

More details

This material is no longer available

Download

Hotspot MMDVM Duplex manual (EN)

User guide v2020_12_23 in english by Winters de B7JTA. 1.8M

Data sheet

Specifications hotSPOT Duplex MMDVM RPi

MMDVM mode: DMR, YSF, P25, NXDN, DSTAR, POCSAG
Frequency: 60MHz to 650MHz
TCXO: 14.7456MHz, ± 2.5 ppm
Duplex : 2 Timeslot
Compatible with Raspberry Pi 3B and 3B+, Raspberry PI4, Pi ZERO, NanoPi NEO, Orange Pi
Power supply: 5V 2A
MCU: STM32F103C8T6
Transmitter IC: 2x ADF7021 (programmable power from -16dBm to + 13dBm)
TCXO: 14.7456MHz, ± 2.5 ppm

Design and realisation by amateur radio BI7JTA et VR2YVE.
Country of origin: China

Reviews

Click here to leave a review

Additional or similar equipment

  • Raspberry Pi 3 B and B+ PLUS Quad Core WiFi Bluetooth 1GO HDMI FullHD Rpitx

    The Raspberry Pi 3 model B+ has a Quad Core processor, WiFi and Bluetooth Low Energy (BLE), making it even easier to develop RF radio and IoT applications.1 GB RAM memory 802.11 Wi-Fi Bluetooth Low

    49,43 € tax incl.

    41,19 €tax excl.

    Out of stock, available within 2-3 weeks
  • 433Mhz SMA-M Magnetic antenna 2dBi Nagoya

    Antenna high performance with a gain of 2dbi and SMA male connector for 433Mhz device and application Frequencies: 433Mhz +/-15MhzConnector: SMA male Length: 18 cmCable length: 3 meters Package

    12,52 € tax incl.

    10,43 €tax excl.

    In stock
  • DMR & FM Handheld TYT MD-380 VHF / UHF

    DMR handheld ideal to start in digital mode, TYT MD-380 is an analogue FM and digital HT available either in single-band UHF 400-480MHz with 4 watts (real) or in single-band VHF from 136-174Mhz with 5

    119,00 € tax incl.

    99,17 €tax excl.

    Out of stock, available within 1-2 months
  • SMA-M 433Mhz mini antenna

    433Mhz mini-antenna (for DMR, D-Star, P25 or C4FM activities, for example) with male SMA connector for UHF devices operating from 428Mhz to 438Mhz. Frequencies: 433Mhz +/-5MhzConnector: SMA

    4,00 € tax incl.

    3,33 €tax excl.

    In stock
  • SMA-M angled 433Mhz mini antenna

    433Mhz mini antenna (for e.g. DMR, D-Star, P25 or C4FM) with 2dbi gain, right-angle male SMA connector for UHF devices operating from 428Mhz to 438Mhz. Frequencies: 433Mhz +/-5MhzConnector:

    4,50 € tax incl.

    3,75 €tax excl.

    In stock
  • DVmega dongle DVstick 30 pour DMR D-STAR FUSION C4FM

    The DVMEGA DVstick 30 dongle brings a new evolution in digital DMR, D-STAR and C4FM FUSION access. With this dongle it is possible to be on DMR, D-STAR and FUSION networks without radio and with a

    109,00 € tax incl.

    90,83 €tax excl.

    115,00 €
    Out of stock, available in 5-7 days
  • Hotspot MMDVM Raspberry Zero Pi-Star DMR D-Star C4FM POCSAG

    The Pi-Star Zero Hotspot from BI7JTA is a digital MMDVM access point: D-Star, DMR, C4FM, P25, POCSAG and NXDN, for the amateur radio bands VHF 144-148Mhz and UHF 430-450Mhz and with internet

  • PCB HAT Zero Rpi Hotspot MMDVM

    The Zero Rpi Hotspot board is an MMDVM digital access point: D-Star, DMR, C4FM, P25, POCSAG and NXDN, for the VHF 144-148Mhz and UHF 430-450Mhz radio bands. This hotspot is dual-band VHF-UHF,

    47,20 € tax incl.

    39,33 €tax excl.

    59,00 € -20%
  • Raspberry Pi 4 B WiFi 2.4 / 5.0 GHz BLE DDR memory 2Go 4Go or 8 Go

    The new Raspberry Pi 4 B has a Quad Core 1.5Ghz 64bits processor, 2.4Ghz / 5Ghz WiFi functions, Bluetooth Low Energy (BLE 5.0), 1Go, 2Go, 4Go or 8Go DDR memory, dual video display with resolution up

    63,57 € tax incl.

    52,98 €tax excl.

    In stock
  • MMDVM Duplex hotspot Raspberry Pi with Nextion large screen

    BI7JTA's Raspberry Pi duplex MMDVM hotspot is a multimode digital access point: D-Star, DMR, C4FM, P25, POCSAG and NXDN, for the amateur radio bands VHF 144-148Mhz and UHF 430-450Mhz, with 10mW

  • AOR AR-DV10 TETRA Digital Scanner DMR D-STAR C4FM dPMR NXDN APCO25

    The AR-DV10 digital AOR scanner is designed to meet the needs of SWL headsets and security professionals. With its wide frequency range from 100 kHz to 1300 MHz, this device is capable of receiving a

    995,00 € tax incl.

    829,17 €tax excl.

    Out of stock, available in 3-4 weeks

Delivery Europe & Overseas

Stock and shipped from France

Product return

14 days to return, 2 warranty

Email support

Response within 24h to 72h

Secure payment

SSL, VISA, Mastercard, Paypal

Copyright 2014-2025 - Passion Radio / 4 MY PEOPLE.
Les photos et coloris ne sont pas contractuels.