[TowerTalk] CATV & Phone grounds

[Bill Turner]

ORIGINAL MESSAGE:

On Tue, 11 Jul 2006 11:55:08 -0700, you wrote:


>Yes. If you think of lightning as DC, you're likely to be in 
>serious trouble. IEEE studies show that the energy content in 
>lightning has a broad peak around 1 MHz, with significant 
>content well above and below that range. 

------------ REPLY SEPARATOR ------------

That raises an interesting question. As I understand it, lightning
really does flow in one direction, making it DC but having a
square-wave nature. Is that where the HF component comes from?
Lightning doesn't really change directions, does it?

Bill, W6WRT