[TenTec] OT Static Discharge

Dr. Gerald N. Johnson geraldj at storm.weather.net
Tue Jul 29 20:04:54 EDT 2008


On Thu, 2008-07-24 at 19:01 -0500, Stuart Rohre wrote:
> Charles, I think discharging the antenna is a good idea.
> 
> We do it when using large 1 wave around horizontal loops, but we actually 
> put on continuous discharge networks of 100 kohm resistors, 2 watts.  One on 
> each side of the ladder line feeding the antenna.  They go to a ground rod. 
> Static build up is continuously bled off.  They are carbon resistors.  Value 
> not critical as long as it is X10 times the impedance of the feeder or more.
> 
> -Stuart Rohre
> K5KVH 
> 
> 
Or shunt the feed with a shorted quarter wave of transmission line,
probably coax. Bleeds all the DC. Costs more than 2 watt resistors
though and makes the antenna single band.

73, Jerry, K0CQ



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