[TowerTalk] RG11 Cable

K1TTT K1TTT at ARRL.NET
Tue Aug 25 16:06:39 PDT 2009


I hate to say this since it is my web site, but I agree.  Unless you are
doing something very critical at vhf/uhf don't bother trying to match 50 and
75 ohm cable impedances.


David Robbins K1TTT
e-mail: mailto:k1ttt at arrl.net
web: http://www.k1ttt.net
AR-Cluster node: 145.69MHz or telnet://dxc.k1ttt.net
 

> -----Original Message-----
> From: Jim Brown [mailto:jim at audiosystemsgroup.com]
> Sent: Tuesday, August 25, 2009 19:07
> To: Tower Talk List
> Subject: Re: [TowerTalk] RG11 Cable
> 
> On Tue, 25 Aug 2009 14:59:27 -0400, Tom Haavisto wrote:
> 
> >http://www.k1ttt.net/technote/matching.html
> 
> >Shows how to match 50 to 75 ohm cable
> 
> Not only is this complicated and frequency sensitive (it only covers
> a single band), it is un-necessary.
> 
> 73,
> 
> Jim K9YC
> 
> 
> 
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