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Re: [TenTec] Knife Switches and etc

To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] Knife Switches and etc
From: Robert & Linda McGraw K4TAX <RMcGraw@Blomand.Net>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Mon, 01 Aug 2005 19:11:33 -0500
List-post: <mailto:tentec@contesting.com>
Oh agreed on the power rating but what about the "rust factor" when mounted outside? I recall that was a condition someone posed for disconnecting the feed line or grounding the feed line.

73
Bob, K4TAX


----- Original Message ----- From: "Stuart Rohre" <rohre@arlut.utexas.edu>
To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
Sent: Monday, August 01, 2005 6:41 PM
Subject: Re: [TenTec] Knife Switches and etc


For the 100 watt ham station, the project knife switches from Home Depot are perfectly adequate.

In fact they are probably good for a kilowatt if you mount them on insulating fiberglass or phenolic board.

After all, you will not be making and breaking contacts with power applied! (I hope!)

I have a small double pole double throw knife switch that was my first antenna changeover switch with separate transmitter and receiver. It is going on
48 years old without ever arcing over.

Stuart
K5KVH


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