MMDVM_HS_Dual_Hat Duplex MMDVM Hotspot P25 DMR YSF NXDN Pi Revision 1.3 + OLED

Description

M
MDVM_HS_Dual_
Hat Duplex MMDVM Hotspot P25 DMR YSF NXDN Pi
Revision 1.3 + OLED
Description:
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.
An accidentially deleted 3v3 wire has been added back to the PCB layout. BOM, Mouser cart and stencil stay the same as for rev1.1.
The upper part
is TX,the lower is RX antenna.
UHF+VHF
SMA,antenna
Modem select:STM32_HS_GPIO
Set TX frequency,RX frequency
TX,RX frequency had better 10M or more apart.
SLOT1,SLOT2 support.
Features:
- High performance 32-bit ARM processor
- Fully tested
- Supports DMR, P-25,D-Star and System Fusion
- Onboard LEDs to show status (Tx,Rx,PTT,Mode)
- Up to 10mW RF power
- SMA antenna connector,Antenna included
- Mounts cleanly on all current Raspberry Pi's including the Pi Zero
- The firmware is pre-loaded and is easily upgraded via software.
- Open source 3D printable case available
- UHF 430-450 MHz,433mhz and 900MHz
VHF 144 220 Opera FREQ
Note:
- Without shell
- Not include the raspberry pi
- The firmware is pre-loaded. if you want update pls Click Updated site
Package List:
MMDVM HotSPOT Module +OLED +2 Antenna
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