[Elecraft] Now that we've covered roofing filters, a Q on sub-receivers

[John Harper]

>Or in a widely split DX pileup like BS7H,
>finding the station he's working while also listening
>on his TX frequency.  It's very easy to find where DX
>is listening using this technique.

Thanks Bill. I've always just used my 2nd VFO for that.
73,

John Harper AE5X
http://www.ae5x.com