[Elecraft] K2 #2740 13 Khz Off Frequency

Fri Aug 16 23:29:01 2002

Checked it twice....

Everything is great....according to the manual.

Thanks
73
Jim W7RY

----- Original Message -----
From: "Charles Bland" <[email protected]>
To: "Jim W7RY" <[email protected]>; <[email protected]>
Sent: Friday, August 16, 2002 8:07 PM
Subject: Re: [Elecraft] K2 #2740 13 Khz Off Frequency

> I'd go back and repeat the first alignment and test sections. Make
> sure the osc is lined-up, etc.
>
> Chuck
>
> Note Jim W7RY's stunning brilliance and Chuck's apt reply (gack!)
>
> Send reply to:  "Jim W7RY" <[email protected]>
> From:           "Jim W7RY" <[email protected]>
> To:             <[email protected]>
> Subject:        [Elecraft] K2 #2740 13 Khz Off Frequency
> Date sent:      Fri, 16 Aug 2002 19:21:37 -0700
>
> > Well... I have # 2740 running as a 40 meter receiver... But, it receives
> > exactly 13Khz off frequency (VFO reads high).
> >
> > There is another peculiar thing.... at 11.5 KHz above the injected
> > frequency, there is a "birdie". The birdie moves much faster than the
> > fundamental at +13 KHz above.
> >
> > I have verified that all of the crystals AS SUPPLIED are installed in
the
> > correct locations...
> >
> > I have also verified that the 4.00 MHz reference is within 1 or 2 Hz.
> >
> > All of the checks and alignments that are shown in "Alignment and Test
Part
> > II" starting on page 57 are correct and line up perfectly.
> >
> > The parts list spells out  X1 and X2 to be a 12.069 MHz. My kit
contained
> > crystals that are marked  12.09-S.
> > In addition, X5 through X11 are marked 4.9136-S.
> >
> >
> > The receiver works great! Very sensitive.
> > The signal I am injecting is at a level of -105dBm. (Not overloading the
> > receiver).
> >
> > Any ideas ?
> >
> > Thanks and 73
> > Jim W7RY
> >
> >
> >
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