Perhaps Schipo but your pretty safe in your calculations.Some older stuff was meant for eternity and is still going strong,ClasseDR,LevinsonML2-5's?Mac mc30's,225,Threshold SA1-2,Hashimoto transformers from the 60's-70's in some Sansui's etc.,etc.Someone should chime in soon about this AR-D200 which is from the 80's I think?Could be another keeper if its like the D400's.......good luck,I wish I knew something about it as I just saw one here,cheers,Bob
AR D200- Is it still good?
Any one out there have one of these? Might be considered vintage now. How would one perform against today's amps?