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Re: Topband: Relays in *TX* array

To: Pete Smith <n4zr@contesting.com>
Subject: Re: Topband: Relays in *TX* array
From: Roger D Johnson <n1rj@adelphia.net>
Date: Thu, 23 Mar 2006 09:38:14 -0500
List-post: <mailto:topband@contesting.com>
Pete Smith wrote:
> I've noticed a tendency (myself included) to go with big and beefy whether 
> it's necessary or not - using Jones plugs to carry 60 milliamps of current, 
> using vacuum relays whether the voltages justify it or not, etc.  There are 
> literally thousands of 2-buck PC board relays switching full legal limit 
> power in Top-Ten relay boxes around the country and the world.  I have never 
> heard a report of one failing in use absent other forces such as lightning or 
> "serious smoke."  W2VJN has written about testing these relays at high SWR 
> and more than maximum legal power for extended period, so why not relax and 
> enjoy a bargain for a change.
> 
> 
> Before anyone asks, I just looked in my Mouser catalog and tried to jog my 
> memory, without success - mine are all closed up, and out on the tower.  
> Perhaps someone else recalls the specific part.
> 
> 73, Pete N4ZR
> 

Trudging several hundred feet, through 3 ft of snow during a Maine
winter, to futz with a recalcitrant relay at the base of the antenna
will make one wish he had spent a few extra bucks for the vacuum
relay!

73, Roger

-- 
Remember the USS Liberty (AGTR-5)
http://ussliberty.org/
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