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Re: [TowerTalk] Heat tape for relays

To: RONDALL SPENCER <n4vos@bellsouth.net>
Subject: Re: [TowerTalk] Heat tape for relays
From: Jim W7RY <jimw7ry@gmail.com>
Date: Sat, 8 Mar 2025 17:16:42 -0600
List-post: <mailto:towertalk@contesting.com>
Here is another one:

https://www.ebay.com/itm/154289683065

Jim W7RY


On 3/8/2025 5:10 PM, RONDALL SPENCER wrote:
They make a silicone pad heaters as well I use them under battetys in cold 
weather. All sizes.
Sent from my iPhone

On Mar 8, 2025, at 5:54 PM, Jim W7RY <jimw7ry@gmail.com> wrote:

Here you go!

Normally they are $130.00 +

https://www.ebay.com/itm/376010633667?_skw=SCB-50+120V+50W+Screw+Base+Heater&itmmeta=01JNVZC4TZQANMAJB4MFSBRZJQ&hash=item578bfaf1c3:g:-oMAAOSw77Nncw2S&itmprp=enc%3AAQAKAAABAFkggFvd1GGDu0w3yXCmi1el3RD7Sa7UJU7n2PhXB8EKyAif7WMChhiImXG%2F0zvh%2BzKbC7QT1UOZoLpZc2Hbd614GDeJ8rVpp5g6m0bx%2FVTTBA3HopeQq9j%2BdA1rpzq26YOrHQqqprNeX7nouT%2BQNzBEohjNoMbxwa2f%2FEGMDDY74CVupl%2BkqHzWBjt1Sp%2Fv4aNhv0IuMdrMGascMfuvIAM5LjnNxIot%2FWUC0oUZCnHwJWhmmF7Jf1xSj2cVrTks3DLv1pBKX%2FdIlxyHCY9VIkfQrYqrw1TUpRkHwsYZmyLhQiUX%2BBBZMcIBg7Vjet5iQudj%2BPXZhas%2FSCvHijg2%2F4g%3D%7Ctkp%3ABk9SR-rNsP-uZQ


Jim W7RY


On 3/8/2025 3:49 PM, Martin A. Flynn wrote:
Another option:

https://www.chromalox.com/en/products-and-technologies/component-technologies/cartridge-and-insertion-heaters/specialty-cartridge-heaters/edison-base-cartridge-heaters

Ratings from 50 to 200W

73 Martin

W2RWJ

On 3/8/2025 4:00 PM, W7TMT - Patrick wrote:
In some industries it is called "heat trace cable". Several sources including 
this one have it available in shorter lengths and/or by the foot by using appropriate 
terminals. It is also available in a 12/24V DC configurations.

https://www.heatingelementsplus.com/heat-trace-cable.html

GL
Patrick, W7TMT

-----Original Message-----
From: TowerTalk <towertalk-bounces@contesting.com> On Behalf Of Patrick Barkey
Sent: Saturday, March 8, 2025 12:32
To: towertalk@contesting.com
Subject: [TowerTalk] Heat tape for relays

I have a lot of relays in this station, and many are outdoors (in enclosures).  
Over the last few years it has become apparent that the occasional super cold 
nights are making some of them flakey.  They stick -- if I go out with a 
hairdryer I can free them up.

These are enclosed relays.

I am wondering if anyone has ever tried using heat tape for this kind of 
application?  I could just flip it on when I needed it. Most heat tape I see is 
for water pipes and is 6 feet long or so.  I could try to use this, but what I 
really need is something smaller and possibly flatter.

Any ideas?  Thanks.

    - Pat
      N9RV
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