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1. Re: Topband: protecting rx input (score: 1): Author: "Roy Koeppe" <royanjoy@ncn.net>; Date: Wed, 4 Apr 2007 09:11:29 -0500; Concerning, "... I thought about adding a relay to disconnect and/or ground whatever antenna is connected to the RX input during transmit, but since I will also be working on station mods to allow QS; /archives//html/Topband/2007-04/msg00025.html (7,052 bytes)
2. Re: Topband: protecting rx input (score: 1): Author: Pete Smith <n4zr@contesting.com>; Date: Wed, 04 Apr 2007 15:16:21 -0400; I agree, except I was advised to use a string of 3 1n914s in each direction, to raise the clipping point above 2 volts and avoid IMD from strong signals. I believe that's still safe for a 50-ohm inpu; /archives//html/Topband/2007-04/msg00031.html (7,815 bytes)

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