21 Apr 2012 01:48
Re: [off-topic] cabling problems
In a message dated 4/20/2012 4:05:27 P.M. Eastern Daylight Time, gheskett@... writes: >Unforch, they did not tolerate the EMP's induced in the >long runs by nearby lightning strikes, and we had a 255' lightning rod 30 >feet out the back door, so I had to stock those in "by the tube" >quantities. It got "interesting" at times.>Cheers, Gene We used to have a huge alarm light panel board at the plant where I work that had incandesant lamp driver chips on removable cards all connected to an average 1/4 mile of solid 18 gauge solid wire pulled through plastic conduit in the ground. With an "antenna" that long every spring, after the usual electrical storms, I would have to go to the "big city" to buy a bag of them to replace those that had been "cooked" on those boards. It was an interesting time. Now everything is fiber optic and computer consoles so now I spend most of my time watching TV..... :( Roy -- Coco mailing list Coco@... http://five.pairlist.net/mailman/listinfo/coco
>Cheers, Gene
We used to have a huge alarm light panel board at the plant where I
work that had incandesant lamp driver chips on removable cards
all connected to an average 1/4 mile of solid 18 gauge solid wire
pulled through plastic conduit in the ground. With an "antenna"
that long every spring,
after the usual electrical storms, I would have to go to the
"big city" to buy a bag of them to replace those that had
been "cooked" on those boards. It was an interesting time.
Now everything is fiber optic and computer
consoles so now I spend most of my time watching
TV..... :(
Roy
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