[RFI] Shielded vs unshielded loops.

Larry Benko xxw0qe at comcast.net
Fri Mar 28 13:42:54 EDT 2014


Get out and build something rather than constantly talking about it.

Larry, W0QE

On 3/28/2014 9:20 AM, Kenneth G. Gordon wrote:
> On 28 Mar 2014 at 11:39, David Robbins wrote:
>
>> Not good for long distance, but gives good nulls.
> That was the info I was wanting: "good nulls". Thanks.
>
> >From my reading on loops over the years I had "remembered" that a
> shielded loop was necessary for good nulls.
>
> Glad to know my memory is faulty.
>
> A shielded loop would be easy to make out of coax, but there is the interface
> from the balanced loop to the unbalanced input to the receiver to consider.
>
> Ken W7EKB
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