[78-L] 1950 Telefunken 10" records with up to 9 minutes per side

Benno Häupl goldenbough at arcor.de
Wed Mar 9 03:59:27 PST 2011


.
Just for the sake of completeness: 

Deutsche Grammophon's system (patented 1946) was called 'variable Micrograde'. 

And it came back to my mind that I attended Herr Rhein's presentation for Telefunken's 
new Stereo Füllschrift system in 1960 or 1961 at the Technical University in Berlin. 

Benno


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