"Al Klein" wrote in message
...
On Tue, 19 Oct 2004 08:50:57 -0400, kryppy said in
rec.radio.scanner:

He asked for the best. I would go with 300' to be safe for future
expansion.

I'd mount the antenna on a satellite just to be sure. Sort of like a
23,000 foot tower without the tower.

Could do a helium balloon - adjust to height as needed!