that smith kettlewell institute stuff is great.
73
Colin, V A6BKX
----- Original Message ----- 
From: "Jerry Neufeld" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Tuesday, August 07, 2007 1:29 PM
Subject: Re: circuits for auditory gimmicks


> Thanks much. I did this.
>
> Jerry
>
>
> ----- Original Message ----- 
> From: "Brett Winches" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Monday, August 06, 2007 12:48 PM
> Subject: Re: circuits for auditory gimmicks
>
>
> > Have you checked the SKTF which is on line some where.  Try googling
> > Smith Kettelwell Technical File=20
> > =20
> >
> >
> > ###
> > BRETT WINCHESTER
> > [log in to unmask]
> > 208-639-8386
> > ###
> >
> >
> > -----Original Message-----
> > From: For blind ham radio operators
> > [mailto:[log in to unmask]] On Behalf Of Jerry Neufeld
> > Sent: Saturday, August 04, 2007 7:03 AM
> > To: [log in to unmask]
> > Subject: circuits for auditory gimmicks
> >
> > Good morning folks.
> >
> > I'm looking for detailed circuit descriptions for both relative pitch
> > and null-producing auditory chopper circuits for obtaining precise
> > readings of analog meters. The summaries as appeared in recent issues of
> > QST are insufficient except for the unit used with the MFJ 209 antenna
> > analyzer.=20
> > Optimally, I could get my hands on the descriptions that appeared in Bob
> > Gunderson's Braille Technical Press that were first published in the
> > middle and late 1960's. I would be pleased to purchase the entire
> > collection or parts thereof if anyone cares to part with them.
> > Alternatively, I would be very pleased to get detailed descriptions for
> > the two above-mentioned devices if anyone would care to forward them to
> > me.
> >
> > Thanks much for any help here.
> >
> > Jerry  VE3QSO
> >
>
>
> -- 
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4:53 PM
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>