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FW: Hy-Gain TH11DX Power Ratings

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Subject: FW: Hy-Gain TH11DX Power Ratings
From: (Morel Grunberg)
Date: Wed, 1 Jan 1997 10:58:37 +0200
Happy New year , folks !

I saw a lot of postings asking for maximum ratings for Hy-Gain 
BN-4000 current balun so, I'm enclosing here the answer I've got 
from an authorised source at Hy-Gain.

73 de Morel, 4X1AD

>Subject:       Hy-Gain TH11DX Power Ratings
>The TH11DX will handle 2000 watts continuous, 4000 watts PEP 
>on any band 20,17,15,12, or 10 meters.  The balun supplied with
>the TH11DX is the BN-4000 current-type balun, which is also
>rated at 2000 watts continuous.  The balun is potted with Emerson 
>& Cummings thermal potting compound which takes the heat
>away from the ferrite beads quickly.  The driven elements are not
>loaded or trapped, as they are part of a Log-Periodic array.  The 
>reflectors are also single-band elements for 17 and 20 meters.  
>The directors have some traps - two directors have one pair of 10 
>meter traps each, and one director has a pair of 15 meter traps.
>The antenna was power-tested on 14 MHz with an ALPHA - 77
>(2 tube version) with no problems.  The only band you may run
>into problems with is on 10 meters where the coax cable
>(RG-213/U) is only rated for 2000 watts continuous.
>Roger Cox
>Antenna Engineer
>Telex Communications, Inc. (Hy-Gain)

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