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Re: Audio gone on new ubitx

 

Erik,

I suspect a relay. k3 mostly..

Check the continuity between M1 and M2. It should be short on RX and open on TX.

Check if you have 12V on the TDA2822 pin 2

Raj

At 31/01/2018, you wrote:
LCD is working...completely disconnected the ptt..still nothing...it worked for a short time when did 1st power up...
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