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Total 5 documents matching your query.

1. [TowerTalk] Fwd: 4:1 balun questions KT-34XA (score: 1): Author: Hans Hammarquist via TowerTalk <towertalk@contesting.com>; Date: Tue, 28 Oct 2014 14:53:31 -0400; Paul, As a general rule, when you doubling the core area, which you do when you pile two cores on top of each other, you will need only about 70% of the turn used for the single core to keep the indu; /archives//html/Towertalk/2014-10/msg00394.html (9,646 bytes)
2. Re: [TowerTalk] Fwd: 4:1 balun questions KT-34XA (score: 1): Author: "David Thompson" <thompson@mindspring.com>; Date: Tue, 28 Oct 2014 16:35:57 -0400; I got a KLM 4 to 1 balun with the upgrade last kit from KLM. I also got a Aztec balun made by K6NA in San Diego. I have used the Aztec for over 10 years now. The original KLM still is good and the on; /archives//html/Towertalk/2014-10/msg00395.html (8,115 bytes)
3. [TowerTalk] Fwd: 4:1 balun questions KT-34XA (score: 1): Author: Hans Hammarquist via TowerTalk <towertalk@contesting.com>; Date: Wed, 29 Oct 2014 18:41:05 -0400; Yes Paul, There is a lot more to it. Usually you find that a core usable for higher frequency has a a lower u and therefor also a lower Al. More important is the "mix". The magnetic hysteresis losses; /archives//html/Towertalk/2014-10/msg00429.html (11,459 bytes)
4. Re: [TowerTalk] Fwd: 4:1 balun questions KT-34XA (score: 1): Author: Steve Hunt <steve@karinya.net>; Date: Wed, 29 Oct 2014 23:04:45 +0000; I'd be very interested to hear how you managed to achieve that, and how you measured it. I've never measured any air-cored coax choke that achieved 500 Ohms (or more) over a 33:1 frequency range; les; /archives//html/Towertalk/2014-10/msg00431.html (9,446 bytes)
5. Re: [TowerTalk] Fwd: 4:1 balun questions KT-34XA (score: 1): Author: "Peter Voelpel" <dj7ww@t-online.de>; Date: Thu, 30 Oct 2014 01:01:54 +0100; I would expect Z to be higher on 60MHz then on 1.8 MHz. With the outside diameter of 5mm for RG58 40 turns would require a coil length of at least 200mm ~ 8". 73 Peter Myself, I am using a air wound; /archives//html/Towertalk/2014-10/msg00432.html (9,004 bytes)

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