The Audio Playground Synthesizer Museum

HAMMOND

Model X-77

Model X-77

Production Years:
1967 to 1975
Manuals:
Swell and Great, 61 keys each.
Pedals:
25-note radiating, detachable.
Controls:
Eleven lower, ten upper, and four pedal drawbars. Foot vibrato switch
(vibrato provided in the tone cabinet)
Amp/Output:
Internal preamp only.
Features:
Console style with two 61-note manuals. Has a self-starting, 96 frequency,
tonewheel generator. 49-note arpeggiator, stereo reverb, attack percussion,
harp sustain, variable reiteration, alternating reiteration, , cymbal and
brush, music rack light. Required a special X-77 tone cabinet for each
version. Wood console body on polished aluminum legs. Available in
Walnut, Cherry and Custom finishes.