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 Longgang,ShenZhen, CN

MMDVM Duplex Hotspot Board with Antennas

In Stock Unavailable
SKU: duplex hotspot board

Regular price $59.99

MMDVM Hotspot PCB Board

Specs and Docs:

Power require: 5V2A
MCU: STM32F103C8T6
Transceiver IC: ADF7021,Programmable output power: -16dBm to +13dBm
TCXO: ECS 14.7456MHz,±2.5 ppm
HAT: 1.6mm thick,unleaded process

Double timeslot in DMR mode, act as a mini Digital voice repeater.
Support VHF/UFH, frequency range: 144MHz-148MHz, 420MHz-475MHz,842MHz-950MHz (depend on ADF7021 and TCXO, HAT's Firmware Amateur radio brand license limit)
High-quality ECS TCXO, stable with low BER.
Support Raspberry Pi 3B,  Pi ZERO, Compatible with NanoPi NEO, Orange Pi, Compatible to BlueDV(Required to add USBtoTTL or Bluetooth model)

Including & components:

1x PCB with complete soldering, 
2x ANTs 5CM length,
1x 4PINs header connect to Nextion LCD

The default  antenna is black color with 5CM length, the silver Alloy Case use white color antenna. If you need other lengths, please leave us a message.



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