R: [TowerTalk] Naive question about lightning protection

Maurizio Panicara i4jmy@iol.it
Tue, 8 Aug 2000 22:45:04 +0200



If the tower is not quarter wave resonant but shorter, the shunt coil can
also represent a loading/matching (auto) transformer that includes a proper
tapping to obtain 50 Ohm.
Nothing prohibit the shunt coils are made with large tubing able to
withstand the lightning strike currents.

73,
Mauri I4JMY

----- Original Message -----
From: Tom Rauch <w8ji@contesting.com>
To: <towertalk@contesting.com>; <jskatz@sk.sympatico.ca>; Mark .
<n1lo@hotmail.com>
Sent: Tuesday, August 08, 2000 3:55 PM
Subject: Re: [TowerTalk] Naive question about lightning protection


> By the way, someone made a good suggestion to also include a
> shunt choke. I do use a single layer choke from a HF PA on one
> tower, because it has no feedlines or power wiring going up the
> tower. That's a good idea, to prevent an annoying pop pop pop
> every time the weather gets the least bit bad.
>
>
> 73, Tom W8JI
> w8ji@contesting.com
>



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