[Heathkit] HG-10 -VFO power supply, DX-60B
Bwana Bob
wb2vuf at qsl.net
Wed Dec 21 21:08:41 EST 2005
If you experience significant drift or chirp, check the tube in the
HG-10. I had a 6CH8 that chirped and drifted even though its output
level was normal. I replaced the tube and the problem was solved.
73,
Bob WB2VUF
KHeck73 at aol.com wrote:
>
> In a message dated 12/19/2005 11:11:56 A.M. Eastern Standard Time,
> gzook at yahoo.com writes:
>
> Actually, you don't want to run any
> external VFO from the internal power supply of any of
> the old "boat anchor" rigs. The voltage is just too
> unstable between key up and key down.
>
>
> ..
> I recently obtained a HG-10B to use with my old DX-60B (which hasn't been
> fired up in 30 years). I always wanted to try it with a VFO instead of my 3
> crystals! Would it help to replace the filter caps in the DX-60B with a larger
> capacitance value to help stabilize voltage to the VFO?
>
> Also, this DX-60B has an electronic T-R switch modification in it. This
> involves an added tube, and was described in a QST article. I could never really
> use the T-R switch, though, because the transmitter signal still got through
> to the receiver so strong it was scary. Anybody familiar with this
> modification?
>
> -Karl.
> _______________________________________________
> List Administrator: Duane Fischer, W8DBF
> ** For Assistance: dfischer at usol.com **
> $$ See the vintage area on the HCI web site - http://www.w9wze.org $$
> Heathkit mailing list
> Heathkit at mailman.qth.net
> http://mailman.qth.net/mailman/listinfo/heathkit
>
More information about the Heathkit
mailing list