hifi engine

quantum anybody?

I own two Quantum 205 DA monoblocks from early 80ies.Does any one has any piece of information?Prospectus preferably.

Mos Fet Amplifier ?

I can´t read the print on the main transistors. But the print board looks like a Mos-Fet Amplifier with Transistors such as 2 SJ 49 ( or 50 )and 2 SK 134 ( or 135 ) ?