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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)

KWD 19.500
KWD 21
Brand
GOOZEEZOO
Weight
82 g
SizeOLED
All electronics ship with US style plugs. You may need a voltage converter or a plug adapter.
– 1 +

Special Features

  • 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.
  • WORK with RASBERRY Pi: Mounts cleanly on current Raspberry Pi including the Pi Zero , NOT compatible with Rasberry Pi 4.
  • WIDELY COMPATIBLE: Supports DMR, P-25, D-Star and System Fusion
  • 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
  • EASY OPERATION: The firmware is pre-loaded and is easily upgraded via software. Onboard LEDs showing status (Tx,Rx,PTT,Mode)

Description

DESCRIPTION

Original cystal : Original ECS-TXO-3225-147.4-TR from USA
Duplex variant of MMDVM_HS_Hat
This PCB uses the MMDVM_HS .
It has two ADF7021 onboard and allows for duplex operation with two time slots on DMR.

Setting Tips:
Modem select: STM32_HS_GPIO
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

Package List:
1x MMDVM duplex HotSPOT Module
2x Antenna
2x SMA socket

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