https://books.google.com/books?id=O...AgMEAM#v=onepage&q="wea group" "CD-4"&f=false
See Page 33, seems like a UD-4 type system being used on the compact cassette system.
1st I've heard of this Quad cassette scheme, I wonder what frequency the FM carrier is?
Kirk Bayne
See Page 33, seems like a UD-4 type system being used on the compact cassette system.
1st I've heard of this Quad cassette scheme, I wonder what frequency the FM carrier is?
Kirk Bayne