Receiving active loops

[admin]

Some from our club were thinking about active Rx loops, and so here are a couple of easily constructed ideas:

https://www.qsl.net/m0ayf/G8CQX-Loop-antenna.html



Then here are some designs for easy experiment:
(Click any pic to enlarge.)

loop3a.jpg

loop3.jpg

And then here's a newer design, balanced, and I suspect better suppression of a common mode signal, leaving the loop's directional properties?

loop2.jpg

And the loop can always be tuned, as in:

one-BPT_loop.jpg

Loops never seem to go away, and are fine space savers. Let's see your favorite loop here. It's easy and free to post....
Just hit that Reply button!