[Elecraft] [K3] Odd freq shift in diversity mode after VFO upgrade
rick.ag6ay at gmail.com
rick.ag6ay at gmail.com
Sat Jul 11 13:56:15 EDT 2015
Hi all
I have a very odd thing happening in diversity mode after installing the new
VFO's. I have a K3 with dual receivers and new VFOs using a dipole and loop
antenna when in diversity. I also have a P3. I am on current 5.29 firmware
and have successfully gone through all required calibration steps after
upgrading the VFO.
Scenario follows ...
I am listening to WWV 10 MHz in USB mode.
When I am in Split, not Diversity, WWV zero beats at exactly 10.000 MHz.
The P3 green band denoting the K3's passband is nicely lined up with the
upper sideband of WWV.
When I am in Diversity mode, however, WWV zero beats at exactly 9.9985 MHz.
On the P3 I clearly see the WWV signal at 10.000 MHz while the green band
denoting the K3's frequency is just as clearly 1.5 kHz lower.
I can't figure out what is causing this -1.5 kHz shift!
I have had my K3 for some time so I feel I am reasonably competent with it
:) but this has me stumped.
I have asked K3 Support about this but I thought someone out there might
have seen and dealt this this already.
73
Rick AG6AY
K3 5706
P3 1835
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