Odyssey Spec Chart
Thanks to Toby Paddock

those pesky yard arps


Arp Odyssey, model 2800 s/n 36X.

Black graphics on white.

Badge (on back):
MANUFACTURED BY TONUS, INC.
NEWTON HIGHLANDS, MASS, USA
SERIAL NO. 2836X

Case style - control surface and back are metal, bottom and sides are wrap-around plastic.

Filter - 4023, 12 dB/oct.
Pitch bend - Knob 
Slider caps - small soft plastic "tic-tacs" 
CV/Gate/Trig in/out - None.
Output high - RCA.
Output low - 1/4 inch.
Audio in - None.
Pedal - 1/4 inch.
Portamento footswitch - 1/4 inch.
Power cord - attached.
Power switch - on control surface, small, lighted.
Keyboard - 3 bus.
23" wide
18 1/2" deep
6 1/4" high (add 1/4" for feet)
Approx. 16 lbs.

Arp Odyssey II, model 2813 s/n 135X.

Gold graphics on black.

Badge (on back):
ARP Model 2813 Synthesizer
ODYSSEY II
Made In USA
100-130V (AC ONLY) 50-60 Hz
20 WATTS S/N 2813 135X
ARP Instruments, Inc. Newton, Mass.
Warning: do not remove screws from this surface

Case style - control surface and back are metal, bottom and sides are wrap-around plastic.

Filter - 4075, 24 dB/oct (assumed).
Pitch bend - Knob.
Slider caps - small soft plastic "tic-tacs" 
CV/Gate/Trig in/out - 1/8 inch.
Output high - RCA.
Output low - 1/4 inch.
Audio in - RCA.
Pedal - 1/4 inch.
Portamento footswitch - 1/4 inch.
Power cord - attached. 
Power switch - on control surface, large, lighted.
Keyboard - 2 bus (assumed).
23" wide
18 1/2" deep
6 1/4" high (add 1/4" for feet)
Approx. 16 lbs.

Arp Odyssey II (?), model 2823 s/n 061X.

Orange/white graphics on black.

Badge (on bottom):
ARP MODEL 2823 SYNTHESIZER
ODYSSEY
100-130V (AC ONLY) 50-60 Hz
20 WATTS S/N 2823061X
ARP INSTRUMENTS, INC.
LEXINGTON, MASSACHUSETTS, USA
PATENT RE27,983 3,805,091 3,924,199

Case style - metal, control panel hinged at back, leather side panels, access panel under keyboard.

Filter - 4075, 24 dB/oct (assumed).
Pitch bend - PPC (proportional pitch control) pressure pads.
Slider caps - molded hard black plastic with colored stripes 
CV/Gate/Trig in/out - 1/8 inch.
Output high - XLR unbalanced, pin 3 hot.
Output low - 1/4 inch.
Audio in - 1/4 inch.
Pedal - 1/4 inch.
Portamento footswitch - 1/4 inch.
Power cord - IEC power connector (thanks Arp). 
Power switch - on back, LED indicator next to keyboard.
Keyboard - 2 bus.
24 1/4" wide
18 1/2" deep total (keys overhang 1 3/8")
4 1/2" high (add 1/2" for feet)
Approx. 21 lbs.

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