[Elecraft] xmit and receive frequencies different

Gregg R. Lengling w9dhi at wi.rr.com
Mon Aug 22 13:50:49 EDT 2005


You really need to use spectrograph to align your filters...your transmitter 
is probably on frequency it's just your filters aren't properly centered so 
your receive is off.

Gregg R. Lengling, W9DHI, Un-Retired
K2/100 SN 3075
http://www.milwaukeehdtv.org

----- Original Message ----- 
From: <Merlarts at aol.com>
To: <elecraft at mailman.qth.net>
Sent: Monday, August 22, 2005 12:35 PM
Subject: [Elecraft] xmit and receive frequencies different


> Hi gang,
>
> My K2 (2631) with KSB2 doesn't transmit and receive on the same 
> frequency.
> There's about a 70Hz difference on lower sideband and 50Hz on  upper.  The
> transmit frequency is always lower than the receive  frequency.
>
> Carrier supression is great, transmit audio sounds good, and I'm within no
> more than 100Hz away from the suggested frequencies.  The package came 
> with
> 3.6Khz markings.
>
> I've run Cal PLL a number of times.  The VFO is accurate and  linear.  It
> just won't transmit and receive on the same frequency.
>
> Any thoughts?
>
> Merlin, W3ICT
>
> merlarts at aol.com
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