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[AMPS] High-SWR protection

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Subject: [AMPS] High-SWR protection
From: (Tom Rauch)
Date: Sun, 29 Oct 2000 21:19:40 -0500
> The rig in question was an Drake TR-5.  The rig failed.  The coax was
> found shorted.  I replaced the finals and checked the foldback circuit. 
> It worked properly.  Not too much later, I repaired an Atlas 210X that had
> the same apparent cause of failure.

I can't think of any way to build a directional coupler that won't 
show high SWR when the load is shorted. Can anyone think of a 
73, Tom W8JI

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