Topband: Twin Lead (Speaker Wire) Loss?
Tom Rauch
w8ji at contesting.com
Wed Dec 20 07:27:16 EST 2006
> In our ever growing quest lighten the weight on DXpedition
> luggage, I'm looking for an alternative feed line for RX
> antennas. Does anyone have data on the impedance and line
> loss of twin lead (speaker wire)? I'm assuming that some
> form of speaker wire would have less weight than RG-8X?
>
> Belden used to make 72 ohm twin lead for transmissions,
> but I don't think it's still available.
The last plastic insulated speaker wire I tested had about
5dB loss per 100 feet on 80 meters.
73 Tom
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