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ok thank you as for lack of test equipment i think its time for a shop to check it out considering surface mount tech in the radio

correction 10.09 on leg 3 1 towards front of radio 3 towards back

14.4 on 1 and12.86 on 2 but 3 get reading 0.48

yes TX comes on but BUSY also stays on B754 been replaced but i will check it

oh s.m.t. type radio now 2995dxcf

new driver and final new mosfets for amp, nothing on voltage, no relay click

hey handy andy i got the audio chip and installed ..... only thing i have is talkback again any ideas...??

Thank you for identifying it just ordered

seen this mentioned tried it got nothing .... but i think i may have found the problem I did try it with no luck but I think I may have found the problem five-legged I think audio chip might be the culprit But unable to tell what the numbers are if you have access to knowing the numbers it...

Old Power supply is still good just really noisy So I got new one Room full of radios 2 antennas up multiple meters tried that All MOSFET's (6) have been replaced still no tx but I get TalkBack audio from internal speaker I keyed up for about 5-7 minutes felt driver and final area started...

ok not same person but very similar problem 2995 dxcf replaced power supply now no tx (power out) also now have talkback never did before