[GreenKeys] 88 mh toroids

[Larry Tighe]

Lee wrote:

"But today I would hope that folks would utilize digital signal processing 
to accomplish the filtering for which  those toroids played such an 
important part!"
===================================

Which brings to mind that incredible little decoder board Eric made and 
distributed here on the list.  I held this tiny TU in my hand and looked at 
my rack TU's....WOW, how far we've come in so little time.

lar