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Old October 17th 03, 06:22 AM
Pete KE9OA
 
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Thank you, Mr. Smith. You answered my question a couple of posts back in
this thread. The Analog Devices AD607 seems like a good thing to follow up
on.
As far as the loopstick, I still may develop that regen circuit for the
stand alone unit.

Pete

Doug Smith W9WI wrote in message
...
Pete KE9OA wrote:
Also, what about a regeneration circuit................would this be a

good
thing?


I've seen the regeneration in the Kiwa loop demonstrated, and it's
certainly an *interesting* feature. I'm not really convinced it's all
that important if the attached receiver has adequate selectivity.

(on the other hand, if you're thinking about selling the antenna
stand-alone to people who want to use it with someone else's receiver,
the regeneration may be worth doing)

don't want it to suffer the R75 curse! I have been revisiting the

Analog
Devices AD607 chip; this would make Sync AM possible, but this chip

doesn't
have envelope detection. Analog Devices only has an application note for

a

Speaking just for myself, I think if there's a decent synchronous
detector, there's no need for an envelope detector.
--
Doug Smith W9WI
Pleasant View (Nashville), TN EM66
http://www.w9wi.com