Re: Audio levels in K2

Posted by Don Wilhelm-3 on
URL: http://elecraft.85.s1.nabble.com/Audio-levels-in-K2-tp370815p370817.html


----- Original Message ----- >
> But some of us have experienced apparently low overall gain (not low
> audio)
> even with the AGC off.
>
Jim and all,

For older K2s, I have seen one report that changing the winding of T7 from
the old 11:3 turns to the newer 20:5 turns allows one to pick up an
additional 3 dB gain.
I haven't tried it yet on my Field Test SN00020, so I cannot speak from
personal experience.  The newer turns ratio was in K2 manual rev C, but the
Field Test and Rev A manuals used the older turns ratio - other than that I
don't know when the cutover was made.
If you have an older K2 with the 11:3 turns ratio, you might want to give it
a try and let the rest of us know the results.

73,
Don W3FPR


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