TK805D VCO ?

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redbird
Posts: 137
Joined: Mon Mar 11, 2002 9:34 am

TK805D VCO ?

Post by redbird »

I have a TK805D that sputters and PL tone is unstable if I transmitt with less than 13 volts for supply. I am thinking VCO adjustment. Is TP3 the VCO test point? I measure 4.05 volts on receive and 7.7 on transmitt there. Is this normal? Where is adjustment?
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n5tbu
Posts: 413
Joined: Fri Aug 30, 2002 7:20 am
Location: Opelousas,La.

Post by n5tbu »

those voltages are in spec,and yes tp 3 is correct .You may have a regulater problem.
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