@yahoogroups.com
[mailto:repeater-buil...@yahoogroups.com] On Behalf Of Jesse Lloyd
Sent: Thursday, 29 April 2010 10:56 AM
To: Repeater-Builder@yahoogroups.com
Subject: Re: [Repeater-Builder] Direct Strike Lightning Detector
We've followed the polyphasor book to the best that we can, using 3 copper
We've followed the polyphasor book to the best that we can, using 3 copper
strap everywhere, single point ground, etc, etc. I'm reasonably confident
that if it does get hit we won't know. I'd just like something simple to
indicate that all our efforts were worth it (so I can say to the boss we
Message -
From: Jesse Lloyd
To: Repeater-Builder@yahoogroups.com
Sent: Wednesday, April 28, 2010 8:55 PM
Subject: Re: [Repeater-Builder] Direct Strike Lightning Detector
We've followed the polyphasor book to the best that we can, using 3 copper
strap everywhere, single point ground
On Wed, 28 Apr 2010, Chuck Kelsey wrote:
My Dad used to have a small tower for his TV antenna. One Christmas we
strung Christmas lights up the thing and they got left there for a
couple years. All the coloring wore off, leaving bare bulbs (the old
outdoor size of years ago). The tower took
Sounds like you have done it by the book. I didn't help with your original
request. Just wanted to assure you if it sticks up in the air, it has been hit.
Gerald
We've followed the polyphasor book to the best that we can, using 3 copper
strap everywhere, single point ground, etc, etc. I'm
On Mon, 26 Apr 2010, Jesse Lloyd wrote:
I am trying to think of a way to detect if a tower at one of our sites
gets a direct hit. I was thinking of paralleling a ground strap with
Direct hit? Sure, look for anything that has the magic smoke let out of
it. In a direct hit, something is gonna
But Paul...Toronto is not near Lake Erie !
It's on Lake Ontario:-))
John VE3AMZ
Waterloo, Ontario
- Original Message -
From: Paul Plack
To: Repeater-Builder@yahoogroups.com
Sent: Tuesday, April 27, 2010 1:54 AM
Subject: Re: [Repeater-Builder] Direct Strike Lightning
Well sure...if you take the shortcut! ;^)
I gotta remember not to post after 1am...
- Original Message -
From: John J. Riddell
To: Repeater-Builder@yahoogroups.com
Sent: Tuesday, April 27, 2010 3:52 AM
Subject: Re: [Repeater-Builder] Direct Strike Lightning Detector
Poly phase makes a unit that clamps on the leg of a tower and works very well.
John
- Original Message -
From: Jesse Lloyd
To: Repeater-Builder@yahoogroups.com
Sent: Tuesday, April 27, 2010 1:32 AM
Subject: [Repeater-Builder] Direct Strike Lightning Detector
Hey
Another old trick was to wire a flash bulb in shunt with about 20 feet of
tower.
W8AK
In a message dated 4/27/2010 1:32:51 A.M. Eastern Daylight Time,
ve7...@gmail.com writes:
Hey All,
I am trying to think of a way to detect if a tower at one of our sites
gets a direct hit. I
Got tower?
On a high spot?
It gets hit!!
If you can't tell, that's a good thing.
Gerald Pelnar WD0FYF
McPherson, Kansas
- Original Message -
From: Jesse Lloyd ve7...@gmail.com
To: Repeater-Builder@yahoogroups.com
Sent: Tuesday, April 27, 2010 12:32 AM
Subject: [Repeater-Builder]
Jesse,
A radio engineer in Atlanta years ago told me a neat trick he said allows
confirming a strike, and estimating the current it produced. It involves
rexcording an audio tone on a piece of magnetic tape several feet long, sealing
it in a weatherproof, non-conductive tube, and positioning
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