HA-2036a audio amp ic.

[R. Renton]

TBA-820L goes to NTE1117
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"George R. Griesbach" wrote:
>
> Has anyone replaced the audio amp ic in one of these? The part is a TBA-820L
> , you can find a TBA820M, but it is a 8 pin package instead of a 14 pin,
> guess an adaptor could be made. I was hoping a LM380 might sub for it, but I
> wanted to see if anyone had tried any other replacements.
> Also having an intermittent transmit when the radio is keyed, the relay
> kicks in ok, but I don't get any rf. I have gone over the PA board for opens
> traces to no avail. It seems to have started to get much worse lately. I
> guess I could try a new relay. This is not the same radio as the one with
> the audio amp that has failed- in that one the ic literally exploded.
> Thank You
> George R. Griesbach W5GRG
> 505 River Oaks Rd.
> Comfort, Texas 78013
> w5grg at comforttexas.net
> http://www.comforttexas.net/w5grg
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