PCB Number: EPT295012Z
PLL Number:
Test gear available: HP8656B signal generator, frequensy counter, rf power meter...
Symptoms:
SSB reception sound is distorted badly in stronger signals

I wonder where the fault be?

What is working: AM and FM Rx and Tx are ok. SSB tx is okay.
What has been tried:
Did it suddenly happen ?: Yes.
Anything else that may be of help?:
-Hakkeri