The following is a link to an IEEE paper that I found this morning
which talks about (and references) analog frequency dividers.
Apparently the application is high frequency (microwave) low
power systems where digital dividers are not practical:
http://smirc.stanford.edu/papers/JSSC99JUN-hamid.pdf
You learn something new everyday.
73 de Mike, W4EF................
----- Original Message -----
From: "Richard" <2@mail.vcnet.com>
To: "Tom Rauch" <W8JI@contesting.com>; "'Amps'" <amps@contesting.com>;
"David Robbins" <k1ttt@arrl.net>
Sent: Saturday, May 18, 2002 5:52 AM
Subject: RE: [Amps] al-1500 parasitic?? or some other problem?
>
>
> >
> >
> >> Well, I can now say for sure that it is not the amp. I have found
> >> that by feeding only the top 6 ele 20m beam and pointing it either due
> >> east or west I can generate the f/2 and 3f/2 products with as little
> >> as 45 watts. The beam heading is not what I was expecting as it puts
> >> both the 40m and 15m towers off the ends of the 20m elements. The low
> >> power needed does really narrow it down to something related to that
> >> top antenna or something very close to it... especially since I can
> >> not generate them with 1500w to a 4 ele 20m beam 45' below it.
> >>
> >> I can also say that its not the guy wires as the 17 year old rusty
> >> ones were replaced yesterday.
> >
> >Hi Dave,
> >
> >I'm positive you are wasting time looking for non-linear joints
> >producing a F/2 or 3F/2 product. ...
>
> Amen, Mr. Rauch. Non-integer harmonics are weird science.
>
> - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K,
> www.vcnet.com/measures.
> end
>
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