Did you mean TDA2822M? That is in the ubitx transceiver
(80-10M). The bitx40 is a totally different radio, but isn't
called a microbitx.
If you mean the ubitx transceiver, you can find help here:
and original documentation here:
with a good schematic and individual areas explained here:
On 03/13/2018 11:12 AM, Dale Brooks KG7SSB wrote:
-- Ron W7HD - NAQCC#7587 OMISS#9898 KX3#6966 LinuxUser#415320 Editor OVARC newsletter