[Boatanchors] QST article

D C *Mac* Macdonald k2gkk at hotmail.com
Wed Feb 23 21:48:25 EST 2011


I read the article.  I found that the calculations
for the belt lengths for the 40 and 30 turn pulleys
a bit strange.
 
My calculations arrived at circumferences of 8.734
and 6.723 inches for those pulleys. Did I mess up?
 
 
* * * * * * * * * * *
* 73 - Mac, K2GKK/5 *
* (Since 30 Nov 53) *
* Oklahoma City, OK *
* USAF, Ret (61-81) *
* * * * * * * * * * *
 
 


----------------------------------------
> From: collinsradio at comcast.net
> To: boatanchors at mailman.qth.net
> Date: Wed, 23 Feb 2011 19:20:01 -0500
> Subject: Re: [Boatanchors] QST article
>
> http://www.somis.org/bbat.html
>
> I did find the article. Is there anyone using such a tuner?
>
> Thanks
>
>
> David Knepper, W3CRA/W3ST
> Editor of the Collins Journal
> Secretary of the Collins Radio Association
> www.collinsra.com
> Now on Facebook
> Join today
> ----- Original Message -----
> From: "David Knepper" 
> To: 
> Sent: Wednesday, February 23, 2011 7:12 PM
> Subject: [Boatanchors] QST article
>
>
> >I am trying to find the month/year of a QST article that featured an
> >antenna
> > tuner that used two variable inductors that were driven by a single turns
> > counter. There was a variable capacitor that was used to tune out
> > reactance. The output of the tuner went to an open wire feedline.
> >
> > I have such a tuner and would like to obtain the documentation. The
> > article
> > must have appeared at least 10 years ago.
> >
> > Thank you
> >
> > David Knepper, W3CRA/W3ST
> > Editor of the Collins Journal
> > Secretary of the Collins Radio Association
> > www.collinsra.com
> > Now on Facebook
> > Join today
> >
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