K60XV manic depression

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K60XV manic depression

John Wiener
No good deed goes unpunished, it seems.

solved the K60XV problem but my K2 no longer functions: with or  
without the darned K60XV connected.

I went back to the VCO instructions per manual...I get just under  
6VDC at R30 on 80M with NO change as I adjust the can.  No sigs on  
receive, just a few birdies.
My VCO voltage table (p.61 in manual) are now all different.

If I could do it all over again I would have never opened the K60XV  
package.

If I wasn't manic depressive before, I sure am now.

John
AB8O

PS, Very sorry to have tied the group up with this.
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RE: K60XV manic depression

Don Wilhelm-3
John,

The K60XV does modify the VCO range as indicated by the voltage at the left
end of R30, so your old (pre  K60XV) voltages will no longer be valid - make
a new list.

You should check the end point voltages for all bands.  The lowest will
normally be at 5300 kHz and the highest at 4000 kHz.  Since you changed C71
in the installation process, 'D19 y' must be set in the secondary menu.

You said L30 makes no change - I must ask, have you installed the VCO shield
mod?  If so, L30 no longer does any tuning, you have to spread or compress
the turns on T5 to change the voltage at R30.

Do the simple stuff first - remove the K60XV and jumper RF Board J13 between
pins 3 and 5 with a bent piece of wire (component lead trimming), then see
if the receiver comes back to life.

If it works with the jumper installed, put the K60XV back into J13 and check
the path through the relay that connects J13 pin 3 to pin 5 when the
transverter outputs are not being used.

73,
Don W3FPR


> -----Original Message-----
>
> No good deed goes unpunished, it seems.
>
> solved the K60XV problem but my K2 no longer functions: with or
> without the darned K60XV connected.
>
> I went back to the VCO instructions per manual...I get just under
> 6VDC at R30 on 80M with NO change as I adjust the can.  No sigs on
> receive, just a few birdies.
> My VCO voltage table (p.61 in manual) are now all different.
>
>

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