[R-390] RF Alignment Questions

n4buq at knology.net n4buq at knology.net
Tue Feb 27 17:25:32 EST 2007


> > 4. Would there be any great problem if I adjusted the slugs and 
trimmers 
> to WWV
> > on the 2 mhz band and CHU on the 3 mhz band without a signal generator?
> 
> You would be tweaking them at a single frequency.  The caps are supposed 
to 
> be tuned at one end and the slugs at the other.  I think the slugs are 
> adjusted at the lower frequency and the trimmers are adjusted at the 
higher 
> frequency.
> 
> > As always, thanks!
> > 
> > Joe Connor

Joe,

I misunderstood what you were intending to do with WWV and CHU signals.  I 
think you mean you'd use 2.5mc and 3.3mc instead of 2.2mc and 3.8mc.  Using 
those frequencies might get you pretty close, provided you can hear them 
with the radio out of alignment.

Regards,

Barry - N4BUQ


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