OpenGD77

I use Motorola SM120 for tx/rx of my hotspot. Connected to mmdvm and rpi3.

Sometimes its on 438.20250

I found out the problem. The frequency of the radio drifting a bit. By 2.5khz. 438.200 set on my frequency. But upon checking on vfo its has no problem on 438.19750 sometimes on 438.200 is ok. Can i calibrate this. On dm1701 it has no problem receiving.

I tried in my other hotspot with different frequency. I works well. I will check again. I will update you

I recently updated mg gd77. I used to have the stable firmware on january 2020. No problems at all. I recently updated to 0228 stable release. I followed in details the update procedure. I am experiencing some bugs. Sometimes my opengdd77 radio won't recsive some callers. But on my dashboard it was ...

Hi im 4I8GL from the philippines and planning to update to tier2 op3n gd77. What precautions should i take?