Topband: Use CAT6 as a feedline for you RX antenna

Bill Cromwell wrcromwell at gmail.com
Thu Jan 16 08:45:28 EST 2025


Hi Steve,

I have used twisted lamp cord and currently have  a reel of smaller twisted pair. I increased the twist and use it as feed line for a small loop around the edge of the ceiling in my radio room. I use it for receiving as well as transmitting at low power levels. Twisted pairs have been used that I have read about since before WW2. The cables you talk about have advantages over the simple twisted pairs I have used. Thanks for posting this.

bcnu,

73,

Bill  KU8H

> On Jan 15, 2025, at 6:45 PM, ve6wz at shaw.ca wrote:
> 
> I uploaded a new YouTube video about using CAT6 as a feedline for receive antennas.
> I show how to design and make passive transformers to match the 100 Ohm pairs.
> I also describe a modification of my TI amplifier that I use from my BOGs to match the CAT6.
> 
> About 20 years ago I was using CAT5 for feedlines, so using twisted pairs is not new. It's been around a long time.
> However, I'm expanding my phase Beverages arrays and feeding them with CAT 6 helps consolidate feedlines and control voltages into fewer lines in the field.
> It is possible to find some very tough, outdoor direct burial CAT6 that can work well.
> 
> https://youtu.be/i44PU8NJf1M
> 
> 73, de steve ve6wz
> _________________
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