[Elecraft] K-3 RF Gain Calibration

RLVZ at aol.com RLVZ at aol.com
Sun Mar 14 14:22:19 EDT 2010


Mike,
 
Are you saying that your S-Meter reads 3-4 s-units MORE noise level now  
that you did the RF Gain calibration with the XG-2?  I was going to make  the 
same adjustment with my K-3.  But if you are getting a 3-4  s-unit higher 
noise level after the adjustment has been done... I won't be  making the 
adjustment as my K-3 is already more sensitive than I need on the low  bands.  
I'd use a 20dB ATT on the low bands often if I had one  available.  Perhaps 
one day we'll be able to change the K-3's RF Gain per  band via software to 
help adapt to our local noise environment.  (mine  is very noisy on the low 
bands with thunderstorm QRN off the  Atlantic).  For those who may be 
concerned, yes I do use the RF  Gain control.
 
73,
Dick- K9OM
 
 
Sorry if this comes across more than once, I'm having some e-mail  issues.

I just did an RF gain calibration, using the XG2 and the K3  utility on 
my kit K3 (built in Sept. '09).

There seems to be a  dramatic difference in my noise level, 3-4 s units, 
with a calibrated  s-meter. I think I can pull more stuff out of the 
ditches and weeds  now.

Does that seem reasonable?

73, Mike  NF4L






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