[TowerTalk] TowerTalk Digest, Vol 52, Issue 48

Bill Turner dezrat at copper.net
Wed Apr 25 10:21:22 EDT 2007


ORIGINAL MESSAGE:

On Wed, 25 Apr 2007 06:34:09 -0400, "Allan H. Kaplan" <w1ael at arrl.net>
 wrote:

>Bill,
>I use Palstar BT1500A tuner with open wire line from W7FG and am pleased 
>with performance of my doublet.   My lightning arrestor comprises two 
>auto spark plugs screwed into an aluminum bar.  I fastened the aluminum 
>bar to the top of an 8-foot ground rod.  So far so good!    I believe a 
>BIG knife switch is a good idea, too.
>
>I believe that proximity to ground of your inverted vee will tend to 
>fill in the nulls published for a doublet high up and used on higher 
>frequency bands than its natural resonance.   You have nothing to lose 
>by hooking it up and trying it in the true ham spirit.   You will have a 
>flexible multiband antenna.
>73 de W1AEL, Allan in Sevier County, TN (callsign at arrl)

------------ REPLY FOLLOWS ------------

I just placed an order for the W7FG antenna/feedline combination and
will give it a try. The spark plug idea sounds good too, although I
would still disconnect the feedline during storms. 

Thanks to all who replied.

73, Bill W6WRT


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