[MRCA] Antenna "protection?"

mstangelo at comcast.net mstangelo at comcast.net
Sun May 25 00:39:16 EDT 2014


Eugene,

I'd use a relay to disconnect the vertical form the tuner when not in use.

Check out W8Ji's disconnect relay relay:

<http://www.w8ji.com/ground_systems.htm>

Mike N2MS
----- Original Message -----
From: W2HX <w2hx at w2hx.com>
To: mrca at mailman.qth.net
Sent: Sat, 24 May 2014 20:25:29 -0000 (UTC)
Subject: [MRCA] Antenna "protection?"

Ok, first - I know this is a fraught topic. Big topic. Volumes have been written. I have a basic question.  Today at a hamfest, I picked up this little terminal block (see picture below). It is basically a spark gap terminal block. As you can see the studs on the bottom are intended to be bolted to a grounded block.  Then the terminals have a gap between a fixed washer and a finger that connects to the grounded block.  The model is Marconi 1648P and the manual says the following:



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