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High power 1.1 balun for quad

Hi again, It is not same. There are different aproaches to develop a balun using 1/4 and 1/2 wave coax; quarter wave sleeve, pawsey, bazooka, collins, etc. Those 1:1 then there are some modifications to do same with 4:1 impedance tranformation. Those kind of balun, are only useful...
- ea1ddo
- Post #25
- Sep 22, 2011
- Forum: Amateur Radio Antennas
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High power 1.1 balun for quad

Hi, Gamesetter, yes, it is a quarter wave sleeve system aplied to a quad antenna. I never seen that before (quad with quarter wave sleeve). I just got the idea because that guy is using really hign power and usual balun did not fit. This balun is not affected by boom. The one with that...
- ea1ddo
- Post #24
- Sep 22, 2011
- Forum: Amateur Radio Antennas
E
High power 1.1 balun for quad

Hi, I did a 35 Kw balun for a 11m band quad. You can check it here; Balun EA1DDO para Antena Cubica, Balun EA1DDO, Quad antenna balun, Balun de cuarto de onda por malla, Quarter Wave Sleeve balun, Corrientes de modo comun, Common mode currents, balun, choke antena 73, Maximo - EA1DDO
- ea1ddo
- Post #20
- Sep 20, 2011
- Forum: Amateur Radio Antennas

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