[Lowfer] Medfer TX loop findings so far

[Bob Roehrig]

On Sun, 17 Feb 2002, Brian Helms wrote:

> I put up a Tx loop measuring 3 meters per side this weekend and I tried to
> use some shielded cable that I had scrounged.  The cable was 8 conductor and
> was about .5 to .75 inches in diameter and I thought it would work great due
> to surface area of the wire.  After getting the loop resonated I called Dex
> to give me a signal report since he is only about 6 miles from the house.
> The signal was so weak he could barely make it out in argo.


> I replaced the shielded cable with a single run of #14 copper
> wire and it improved the signal by at least 10 db and brought my signal well
> above the noise at Dex's house.

I find that hard to believe. Was the shield and all conductors tied
together as a single conductor?


                    73        Bob Roehrig        K9EUI
                    Aurora University Telecom/IS dept.
                    630-844-4898   broehrig@aurora.edu