I also had the same problem & found a cold solder joint on the circuit board...
73
Bob
Quote:
Originally Posted by
I have a HM-133s mike that has a bad push to talk button problem. I
found that the switch, S1 on the pc board has failed. I am looking for
a replacement switch to restore this unit back to working condition
again.
Where can you buy a switch to fix this unit?
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