[Elecraft] Weird K2 tuning thing (hand capacitance)
Don Wilhelm
w3fpr at embarqmail.com
Wed May 4 20:16:13 EDT 2011
TJ,
That is indeed weird behavior for the K2. I would suspect a solder
connection problem somewhere inside the K2.
If not a solder problem --
Did you flush cut the leads below the BFO inductor L33? If not, the
toroid may be sitting too high and contacting the bottom cover. And did
you put tape on the bottom cover where L33 is located to assure that the
toroid cannot make contact with the bottom cover?
73,
Don W3FPR
On 5/4/2011 7:50 PM, TJ Campie wrote:
> Something seems weird with my K2 - when I put my hand near the front left of the face the frequency of signals on the band swing around wildly (sometimes I can get the signal to go outside of a 500 hz passband). Sometimes it settles back down to where it was before but sometimes not. It also happens if I push on the top of the cover on the top left too. I'm not sure if its a shielding issue or what but I took the cover off and stuck my hand in that corner and could not get it to act up until I put the cover back on.
> I couldn't find anything in the manual about this type of behavior so hopefully somebody on the list knows of a way to fix this as it is getting a bit annoying.
> Thanks! 73 de W0EA
> TJ
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