To: | Missouri Guy <n0tt1@juno.com>,jim@audiosystemsgroup.com, Topband@contesting.com |
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Subject: | Re: Topband: Beverage Feed Line Choke Installation |
From: | Pete Smith <n4zr@contesting.com> |
Date: | Wed, 03 Jun 2009 08:06:10 -0400 |
List-post: | <topband@contesting.com">mailto:topband@contesting.com> |
What I intend to do shortly is use spectrum analyzer software and an SDR-IQ to look at several different alternatives. Still eyeball, but at least it's the whole band at once. I'll be testing the ON4UN dual-choke design as well as a new one that K8ZOA at Clifton Labs (www.cliftonlaboratories.com) is prototyping. It uses two different cores in each choke, with ground at the junction, in order to deliver good performance up to 30 MHz, for his active antenna, which I'm using with CW Skimmer. 73, Pete N4ZR _______________________________________________ Topband mailing list Topband@contesting.com http://lists.contesting.com/mailman/listinfo/topband |
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