[AMRadio] lightningstorm.com

Robert w4rl at bellsouth.net
Sun May 12 12:12:22 EDT 2013


Mike(y),

Now that, Sir, is one slick website you posted.  Thanks.  Of note I 
found a simple schematic some years ago and built a small breadboarded 
lightning detecting LB tuned circuit with a LED as the indicator.  Very 
basic butso very sensitive out to about 200 miles.  No compass rose 
directional circuit though.  I just knownot onlyfrom QRN 
potentialS-meter pegs that nasty lightening hits with blue skies 
overhead, lightning bolts from a 50k tall anvil producing T-cell 10 or 
more miles away can really ruin a AM'er gear and day to boot.  I guess 
that's where the old saying, "Right out of the Blue" originated.  It can 
happen and it did right here in my back yard one clear blue hot summer 
afternoon three years ago. And I mean, big time. That was one "Click, 
flash, boom, cry me a river" winning the Mother Nature's Big Jewell's 
Joule of the Year Award.

It's Mother's Day so celebrate without QRN but only real appreciation. 
Everybody 'gots' one somewhere you know.

73 Robert W4RL Pensacola FL


On 5/12/2013 8:38 AM, Mike Sawyer wrote:
> Try this URL Rob: http://thunderstorm.vaisala.com/explorer.html
>
> Mod-U-Lator,
> Mike(y)
> W3SLK
> ----- Original Message -----
> From: "Rob Atkinson" <ranchorobbo at gmail.com>
> To: "Boat Anchors List" <boatanchors at mailman.qth.net>;
> <amradio at mailman.qth.net>
> Sent: Sunday, May 12, 2013 9:30 AM
> Subject: [AMRadio] lightningstorm.com
>
>
> Well, the appears the lightningstorm.com domain has expired.
>
> This is the nice Vaisala US map that showed lightning strikes.  It
> sure was handy but now we're back to the 1980s and low-tech methods
> hi.
>
> Rob
> K5UJ
>
>
>
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