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[TowerTalk] Lightening question

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Subject: [TowerTalk] Lightening question
From: (Bob Morris K2RK)
Date: Thu, 10 Apr 1997 22:32:00 -0400
Bill Fisher, W4AN wrote:
> I'm in the process of making my shack remote controlled over the phone
> lines.  This presents me with the challenge of how to keep the radio working
> through an electrical storm.  My shack is on a very high hill and the
> tallest tower sticks up above everything for several miles.  I have the
> following in place or will be in place before the station is QRV remotely:
> 1.  All coax comes through an aluminum bulkhead that is grounded.
> 2.  All gear is grounded to a copper bus bar with 1" strap and each side of
> the bus bar is grounded to an 8' copper ground rod.
> 3.  Each tower has 3 8' ground rods on each leg of the tower.
> 4.  Every antenna is fed with hardline that runs underground.  On the
> tallest tower, each piece of hardline is grounded (common) at the base of
> the tower to an 8' ground rod.
> 5.  Each bands antennas are controlled by at least one Ameritron RCS8V
> remote antenna switch.  10, 15, and 20 have two RCS8V's.  One for switching
> the stacks and the other for selecting antennas.  The switches will be
> powered off remotely when the station is not in use.  When off, all
> connections are grounded I believe.
> 6.  At the bulkhead I will install some kind of lightening arrestor.  Any
> suggestions to brand and type?
> 7.  I will install protection on each of my rotor & control cables before
> they enter the shack.  So far no problems, but I'm leaving myself wide open.
> 8.  High quality surge protection on AC lines & on telephone line already in
> place.
> 9.  Electrical and phone lines are underground for 1500' before going above
> ground.
> OK... What am I forgetting?  Any suggestions?
> 73
> Bill, W4AN
> Bill Fisher, W4AN (EX KM9P)
> --
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   I have no connection with, but went to their school and used the
stuff in commercial service..... Call PolyPhaser-800-325-7170. Ask for
the catalogs and then try to talk them out of their $22 book, a 95
page text on lighting and grounding.....They have bulkhead-suppressors
for HF at 3 KW.

GL....Bob K2RK

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