Fw: audio filter article for SB 10

[Garey Barrell]

John -

FBTO has QST for August, 1960, p. 48.

Hints and Kinks, "Audio Filter for the SB-10"

I can email if you don't have it.

73, Garey - K4OAH
Atlanta

> ----- Original Message -----
> From: "john w. king" <jbkking at bellsouth.net>
> To: <Heath at listserrv.tempe.gov>
> Sent: Thursday, February 06, 2003 7:45 PM
> Subject: audio filter article for SB 10
>
>
> > I am looking for  a magazine article that described a low pass
audio
> filter
> > for the heath SB 10. It appeared in about 1960 to 1963 but I don't
> remember
> > whether it was in CQ, QST, or 73. I built the filter in the early
60s for
> my
> > SB10 and it worked well. It used two TV horizontal lineararity
coils and
> two
> > or four capacitors. I just acquired another SB 10 and want to put
the
> audio
> > mod in it. I have a great library of mags of the era but cant seem
to find
> > the article.
> >
> > If you remember the article and know where it was published and
when,
> please
> > advise. Thanks and 73, John, K5PGW
> >

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