[Lowfer] Loop antenna

Mitch Powell [email protected]
Wed, 09 Apr 2003 21:04:20 -0500


> 
> I built Ralph burhans preamp and a 8' version of the
> shielded loop using 3/4" hardline a year or two after his
> article. It has been in service since that time with the
> only problem being the J310 fet knocked out by lightning.
> It was built using G-10 glass perfboard has performed
> well. I would like to build another larger loop using a
> similiar design and was delighted to find the reference to
> the original articles since I lost my original copy of the
> lowfer. The one thing missing is the values for the trap.

If you got it on my site I show the input filter values.
However, I do not include a parallel capacitor allowing a sharp rolloff for
that particular AM frequency.
Is this what you need ?
http://technology.fanshawec.on.ca/tele410

Mitch VE3OT