[AMRadio] Heathkit VFO stabilizing

[Alan Victor]

You should consider adding a varactor to the VF-1. If that is succesful,
then add a 1-bit counter for a FLL (i.e. huff n' puff). What Fun.

On Fri, Dec 9, 2011 at 6:38 PM, Bill Harris <w7kxb at msn.com> wrote:

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> I'm thinking a fun project would be to incorporate a modern day frequency
> stabilizing scheme into a VF1 or HC10.That would be the easiest to work on
> and if successful, take on the DX100 series.I know, you don't need it for
> AM but, I like to tinker.Just a passing thought while I'm having a Ebb
> moment.Carry-onBill-w7kxb
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> > Date: Fri, 9 Dec 2011 15:11:52 -0800
> > From: wb3fau at att.net
> > To: amradio at mailman.qth.net
> > Subject: Re: [AMRadio] SB-10 Modification (was DX-100B on Phone - bad
> audio   distortion / oscillation)
> >
> > Rick, the DX-100 vfo  is not  very stable.  it  is OK  for AM.  using it
> on SSB would be a  real  challenge.  I   agree  with others,  use
>  something newer  on SSB.  Russ.
> >
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