[Lowfer] Renewed Medfer Activity
Ed Phillips
[email protected]
Wed, 03 Sep 2003 17:13:13 -0700
Bill Ashlock wrote:
>
> Ed,
>
> > >Wana bet that I couldn't reach Jay at 115mi with a #30 ga single strand
> >loop?
> > > Bill A
>
> >No, but I'd sure be surprised if you ran the same power.
> >Ed
>
> Just checked out the numbers and a std Ashlock Loop using #30 at 185.3K
> would see approx .22A with an input power of 1w. I've reached Jay with less
> current than that so I know it can be done. (Of course one would have to
> reduce the turns ratio in the coupling transformer quite a bit to maintain
> the 1w load on the final) The limiting parameter in this antenna might be
> the ability of #30 to take .22A without burning up, but at least one could
> say this would be the hottest loop in the air - while it lasted! <G>
>
> Bill A
Give it a try! By the way, my First Edition Radiotron Designer's
Handbook has a table of fusing current for copper wire and looks as if
#30 can take a lot more than an amp.
Ed