[TowerTalk] Re: One more ground radial question

[Jim Lux]

Sounds about right... they'd be measuring ground wave (since that's what's
of interest for AM broadcast)
----- Original Message -----
From: "Paul Playford" <w8aef at worldnet.att.net>
To: "Jim Lux" <jimlux at earthlink.net>; "Tom Champlin" <w0hh at msn.com>;
"Towertalk" <towertalk at contesting.com>
Sent: Thursday, December 18, 2003 3:19 PM
Subject: Re: [TowerTalk] Re: One more ground radial question


> One of my co-workers at RCA Broadcast claimed to have been part of the
group
> that helped determine the optimum number of radials for a (am broadcast)
> vertical antenna.
>
> He told me they placed their receiver and antenna (field strength meter)
on
> the ground about 50 miles from the transmitter antenna, observed the
signal
> strength of the radiated signal and then the crew at the transmitter would
> double the number of radials.  They repeated this until no improvement was
> noted, then backed down to the previous number for optimum.
>
> And they ended up with 60 buried, 1/4 wavelength radials.
>
> These experiments were conducted in New Jersey.
>
> Don't ask me for confirmation as he passed away a couple of years ago, so
> just treat this as a rumor.
>
> de Paul, W8AEF
>
> ---------------------------------------
> ZF2TA  ZF2JI FO8DX  FO0PLA  8Q7AA  XZ0A
> ---------------------------------------
>
>
> ----- Original Message -----
> From: "Jim Lux" <jimlux at earthlink.net>
> To: "Tom Champlin" <w0hh at msn.com>; "Towertalk" <towertalk at contesting.com>
> Sent: Thursday, December 18, 2003 3:10 PM
> Subject: Re: [TowerTalk] Re: One more ground radial question
>
>
> > Someone probably has made this kind of measurement, but, it was probably
> for
> > ground wave and for 1MHz (i.e. AM Broadcast) and the measurement was
made
> at
> > ground level.
> >
>
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