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Old April 22nd 08, 12:34 PM posted to rec.radio.amateur.antenna
Cecil Moore[_2_] Cecil Moore[_2_] is offline
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First recorded activity by RadioBanter: Mar 2007
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Default Use of type 31 ferrite as coax common mode choke

Owen Duffy wrote:
Whilst playing around with models of a Guanella balun, I did compare #31
sleeves with Walt's design using #73 sleeves over the range 1 - 30MHz.


Owen, have you done any experiments with 'K' material?
I have the Amidon AB240-250 Kit but haven't done
anything with it.
--
73, Cecil http://www.w5dxp.com