arp odyssey model 2813 (1976-78) 220v, with rotary pitch bend". - 4075 filter 24db/oct filter, cv/gate, and trig in/out mini jacks, and audio input. photos here odyssey2813.new-mood-records.com - works fine, after major overhaul involving cleaning circuits and sliders with subsequent relubrification of the slider pots. - 4075 filter modified as recommended by arp by changing the values of 4 resistors to recover the proper bandwith of the filter as originally designed - recap (inc.power supply). – full "service manual" (paper version provided) – power supply cable replaced by standard socket on chassis. – brand new bushings for proper keyboard action- "high level". can be tested in paris, (gallieni tube station)