[Heathkit] Calibrating VF-1?
Randy Perkins
w5kcm at sbcglobal.net
Mon Aug 11 14:00:48 EDT 2008
Hi Ed, Thanks for the idea's. I will do the ground wire idea and re
tighten all the ground and mounting screws. Thanks..
I have gotten several really good ideas and will try them all. It may
take me a few days before I get back to working on the VF-1. All the
ideas are most appreciated.
Thanks, Randy, W5KCM
Ed - K9EW wrote:
>> always about 20 Khz high. When I tune up the band it will jump about 100
>> Khz.
>
> One thing that hasn't been mentioned about frequency jumping are the
> chassis ground connections in the *entire* VFO. Loosen all the
> chassis ground connections, one at a time, and retighten the screws.
> I have also soldered a ground wire to the chassis, and routed it
> through all the chassis ground connections. This helps a lot. As
> mentioned in another post, re-establish the ground connections for the
> tuning cap, and the coil shield.
>
> Hope this helps.
>
> 73,
> ed - k9ew
> www.k9ew.us
>
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