On Sun, 27 May 2007 00:47:15 -0700, Richard Clark
wrote:
[snip]

|Ferrites employing this polarization characteristic are used in what
|are called Faraday Isolators (another one of those devices that could
|be used to separate forward and reverse waves; however, having only
|two ports so as to not be confused with the rat-race, and to my
|knowledge wholly unknown in this group).
|

Hmmm.