[time-nuts] T'bolt antenna lead-in running near HF RF transmitting coax
mspencer12345 at yahoo.ca
Fri Jan 20 18:46:07 UTC 2012
I've run my GPS antenna lead along with coax carrying 100 Watts on HF and 50 watts on VHF / UHF with no known issues.
I do have ferrite chokes on all my feed lines.
I also use the Symmetrciom 53532 antenna.
--- On Fri, 1/20/12, James Robbins <jsrobbins at earthlink.net> wrote:
> From: James Robbins <jsrobbins at earthlink.net>
> Subject: [time-nuts] T'bolt antenna lead-in running near HF RF transmitting coax
> To: time-nuts at febo.com
> Received: Friday, January 20, 2012, 1:41 PM
> Can I run the coax feed-in from a
> Symmetricom 58532A GPS antenna (feeding my T'Bolt) adjacent
> to coax which is carrying HF RF of 500 watts? I have a
> 1.5" hole through an outside wall in my house through
> which my HF ham antenna coax passes (LMR400 coax). Can
> I safely run the GPS antenna coax through the same hole
> which would put the coax parallel with and touching the
> other coax for about 8 inches. If not, how much
> separation would be advisable? Many thanks. Jim
> Robbins N1JR
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