EMS Demo record

Performer/Composer: Harrison Birtwistle, Peter Zinovieff,
Tristram Carey, Delia Derbyshire, George Whitman,
Dudley Simpson, Malcom Clarke, David Vorhaus, Brian Hodgson.

Title: Synthi And The Composer
(British Pressing, Demonstration Record).
Auction has closed!

Modified EMS Synthi A

DC shifter/amplifier with inverse switch and preset switch
to trapezoid voltage. Extra trigger-circuit with threshold pot.
Changed patchboard lines and many more…

Check out Sam’s site here!