|[AMRadio] RG-6 Coax|
w4bws at comcast.net
Sun Jan 6 11:08:04 EST 2008
I use a 50 foot length from my 40 meter loop to the 50
ohm coax and transmit 100 to 150 watts with out a problem.
----- Original Message -----
From: "Jim Wilhite" <w5jo at brightok.net>
To: "Discussion of AM Radio in the Amateur Service"
<amradio at mailman.qth.net>
Sent: Saturday, January 05, 2008 8:16 PM
Subject: Re: [AMRadio] RG-6 Coax
> You are correct but I wouldn't consider using it for transmitting on any
> radio with power more than about 25 watts.
> The original RG 6 was made well but today finding a consistent quality
> cable is almost impossible unless you buy the best US specified brand,
> which is almost as expensive as LMR type cable.
> Even then, you are taking a chance if you try to put much over 25 watts
> into it.
> >I believe it's in the neighborhoon of 72 ohms. Typical video cable.
> >> Does anyone know off hand the impedance of RG-6? I was given a
> >> hundred feet
> >> or so I'd like to use with my UHF antennas, but the cable guy didn't
> >> know
> >> the impedance. Google showed some specs, but I gave up before I got
> >> the
> >> impedance.
> >> Thanks,
> >> Rick/K5IAR
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