[TowerTalk] Balun for G5RV

Steve Hunt steve at karinya.net
Tue Feb 1 13:43:11 PST 2011


Be aware that if you're tempted to use the G5RV on a band where the 
VSWR(50) is high, the 1:1 balun windings may need to withstand some 
quite high voltages. For example, on 30m at 1400W the voltage between 
the wires of the bifilar pair will be about 2,500V peak.

Steve G3TXQ

On 01/02/2011 21:19, Rick Karlquist wrote:
>   I meant to say "low voltage lighting" zip cord.  It has very
> thick insulation.  Although meant to operate at 12V, it should
> be good for many 100's of volts.
>


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