[Elecraft] K2: Strange behaviour during alignment and tests (part II)

[David Woolley]

  wrote:

> Measuring the AGC-treashold voltage on pin 5 of U2 (control board) gives a
> range from 2.65-3.74 volts when adjusting R1 from counter-clockwise to

This is normal, 3.8 is only achievable if all components have nominal 
values (and may actually not even be achievable then). It might be worth 
checking the 8V regulator voltage, though, as one person with a, bigger, 
problem with the AGC reference had a regulator that was out of spec.


-- 
David Woolley
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