Dave Anderson, K4SV wrote:
> I had a direct lightning hit on the tower, no damage
> in the shack due to massive grounding but it appears
> the relay contacts on the 40/30 yagi has been welded
> closed. I can energize the coil and it draws 160 mA
> like normal but no physical movement of the armature.
> To be sure I will check when a bucket truck becomes
> So here's my question, Is there a way to protect the
> relay from damage when lightning hits? I suspect
> lightning hit one side of the element and the other
> side of the element arced to the boom which is
> grounded. The relay contacts were in the middle.
Wouldn't the cost of attempting to protect a relay be more than the
relay cost? You're lucky it was JUST a relay!
See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather
Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions
and ask for Sherman, W2FLA.
TowerTalk mailing list