[Elecraft] My first birdie?

ab2tc ab2tc at arrl.net
Tue Feb 4 12:55:35 EST 2014


Oops, typo. On LSB it zero beats at 14,028.9, not 14,018.9.

Knut - AB2TC


ab2tc wrote
> Hi,
> 
> Nobody has responded to your post, so I'll hop in with what I know.
> Congratulations on your new k3.
> 
> I have that birdie, on USB it zero beats at 14,026.3, on LSB at 14,018.9
> kHz. It's a fast tuning birdie, very weak and completely inaudible with a
> real antenna. But I am curious about your RF gain setting. When I back off
> the RF gain to 11 o'clock my S-meter reading rises to S9+30dB and the
> receiver is thoroughly deaf, birdie inaudible. Have you done your receiver
> gain calibration?
> 
> AB2TC - Knut
> Kurt Bilinski wrote
>> I told the wife I would build my K3 for "an hour or so each night after
>> dinner." However, I forgot how much I love putting together a
>> well-engineered kit... it was done by the following day...
>> 
>> After it was done I was messing around with the settings (with NO antenna
>> connected) and ran across a steady tone at 14.026770 MHz (audible in USB
>> only) and is only audible with RF gain set greater than the 11 o'clock
>> position. Has anyone else noticed a birdie at this frequency? Are there
>> known  birdies that are audible only at higher RF gain (though I don't
>> really consider 11 o'clock (40%) high gain?
>> 
>> Just curious, and I'm asking in order to get my bearings right. That is,
>> if >40% RF gain is pushing things, okay, that's good to know. At this
>> early stage, and after being out of ham radio for 35 years, it'll take
>> some relearning, both in general, and with the K3 in particular.
>> 
>> Thanks!
>> 
>> Kurt, KK6IPF 
>> <snip>





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