Monday, April 26, 2021

Product available for sell #Repeater board V3F4 with Cable #MMDVM



  • $59.00

https://www.bi7jta.org/cart/index.php?route=product/product&path=59_62&product_id=52

PayPal

Features:

Repeater and Simplex mode change anytime , through change the RX/TX board line order.
Support MMDVM mode DMR/YSF/P25/NXDN/DSTAR/POCSAG


More demo in Youtube page https://www.youtube.com/wintershuang
















Product available for sell #Duplex Model_A : ALC_SPOT_NX

$175

Features:

Support MMDVM mode DMR/YSF/P25/NXDN/DSTAR/POCSAG

Double timeslot in DMR mode, act as a mini Digital voice repeater.

Support VHF/UFH, frequency range: 144MHz-148MHz, 420MHz-475MHz,842MHz-950MHz,  Avoid satellite frequency:  145.8~146 MHz ,  435~438.000 MHz


High-quality ECS TCXO, stable with low BER. 

http://www.bi7jta.org/cart/index.php?route=product/product&product_id=59

More demo in my Youtube page






How to Adjust TXLevel Match your Repeater Radio #MMDVM

1, Use SDR# , RTL-SDR 2, Use SDR Uno , SDR Play 3, CMU200  Read the detail     https://www.bi7jta.org/wiki/index.php?title=Main_Page#Adjust_...