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Model A

Production Years: June 1935 to October 1938 (about 2500 made)
Cabinet Size: 48.5x47x38.5 (WHD, inches), 359lbs with bench & pedalboard
Finish: American Walnut
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note radiating and detachable.
Controls: 9 presets and 2 sets of 9 drawbars for each manual. 2 adjustable drawbars (16' and 8') for pedals.
Amp/Output: Internal preamp only
Features: One tone generator, one adjustable tremulant affecting both manuals and pedals equally. Same cabinet as B models, but not as deep.

Picture: Model A, and another from Nick Georges. Here's a good picture of an AV (an A with vibrato fitted) from HAMMONDEGG@aol.com.

Model A-100, A-101, A-102

Production Years: 1959 to 1965
Synopsis: Home style console, same as C-3 but with a built-in sound system including reverb control. Cabinet has no flip top covering the manuals.
Cabinet Size: 47.5x45.5x43 (WHD, inches), 391lbs with bench & pedalboard.
Finish: A-100, Red mahogany, light Walnut, Oak
A-101, Brown mahogany, gray mahogany, black, straight legs at front.
A-102, Light cherry, dark cherry (had Queen Anne Legs)
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note, radiating and detachable.
Amp/Output: 27 Watts - one main, one reverb amp, 3-12" speakers.
Notes: These finish types were supplied by Harvey Olsen: A-100, Light Walnut, Traditional ; A-100, Red Mahogany, Traditional ; A-101, Brown Mahogany, Contemporary ; A-101, Translucent Black, Contemporary ; A-101, Gray Mahogany, Contemporary ; A-101, Light Cherry, French Provincial ; A-102, Dark Cherry, French Provincial ; A-105, Walnut, Institutional (C3 cabinet) ; A-105, Oak, Institutional (C3 cabinet) ; A-122, Patina Walnut, Contemporary ; A-143, Medium Cherry, Early American

Picture: A100 dark walnut, A100 Light Walnut, and some other A100s and here from a catalogue. And an A143 belonging to Alex Stettler. Scott Williams' A-143 And another angle of the unusual A-143

Model A-105

Production Years: 1962 to 1975
Synopsis: Church style console, same as C-3 but with built-in sound system including reverb control.
Cabinet Size: Same as Model C.
Finish: Light oak - dark walnut.
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note radiating and detachable.
Amp/Output: 27 Watts - one main, one reverb amp, 3-12" speakers.

Model AB

Production Years: June 1935 to October 1938 (about 4000 made)
Synopsis: Same as Model A but enclosed in larger woodwork (a B cabinet).
Cabinet Size: With pedal keyboard and bench: 48.75x46x49.5 (WHD, inches)
Finish: American Walnut
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note, radiating and detachable.
Controls: 9 presets and 2 sets of 9 drawbars for each manual. 2 adjustable drawbars (16' and 8') for pedals.
Amp/Output: Internal preamp.
Features: One tone generator, one adjustable tremulant affecting both manuals and pedals equally.

Model B-2

Production Years: Dec 1949 to Dec 1954
Synopsis: In a B-3 style case, the B-2 is equipped with Hammond vibrato providing three degrees of true vibrato and chorus. The vibrato/chorus is selectable for each manual independently. It is not equipped with percussion, but does provide an additonal control for overall "NORMAL or "SOFT" volume.
Finish: Walnut
Manuals: Swell and great, 61 playing keys each.
Pedals: 25-note radiating detachable pedalboard.
Controls: 9 preset keys and 2 sets of 9 adjustable harmonic drawbars for each manual. 2 adjustable (16' and 8') for pedals.
Amp/Output: Internal preamp.
Features: One expression pedal controlling swell, great an pedals.

Model B-3

Production Years: Jan 1955 to 1974
Synopsis: The archetype, it is equipped with Hammond chorus/vibrato providing 3 levels of chorus and vibrato, selectable for each manual independently. It is equipped with Hammond Percussion. The percussion has four controls: ON/OFF, Volume: NORMAL/SOFT, Decay: SLOW/FAST, Harmonic: 2nd/3rd.
Cabinet Size: With pedal keyboard and bench: 48.75x46x49.5 (WHD, inches), 425lbs with bench and pedalboard.
Finish: Walnut/Cherry
Manuals: Swell and great, 61 playing keys each.
Pedals: 25-note radiating detachable pedalboard.
Controls: 9 preset keys and 2 sets of 9 adjustable harmonic drawbars for each manual. 2 adjustable (16' and 8') for pedals.
Amp/Output: Internal preamp.
Features: One expression pedal controlling swell, great an pedals.

Picture: B3, Lime Oak B3 (from Danny Callebaut ), another B3 from a catalogue and a Pale wood B3 from Juha-Pekka Palmulaakso.

Model B-A

Production Years: Jan 1938 to Dec 1938 (about 200 made)
Synopsis: Tonally and electrically similar to the Model BC console. In addition to normal playing, it could also be played with rolls similar to a player piano.
Cabinet Size: Floor dimensions similar to the BC with a somewhat higher back section to accomodate pneumatic action. 425 lbs, with pedals and bench.
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note radiating, detachable.

Model BC

Production Years: Dec 1936 to Nov 1942 (about 13000 made)
Synopsis: Same as model AB but with one additonal generator and appropriate switching to create chorus effect.
Finish: Walnut
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note radiating, detachable.
Amp/Output: Internal
Features: Equipped with a chorus generator. The BC is not equipped with complex tone wheels, thus the bottom octave of the tone generator is wired to the manuals.

Picture: BC in mahogany

Model BCV

Production Years: Dec 1949 to Dec 1954
Synopsis: Same as Model BC but has Hammond vibrato and vibrato chorus. None produced. Converted by vibrato kit added after 1945.

Model BV

Production Years: Apr 1946 to Dec 1949
Synopsis: In a B-3 style case, the BV is equipped with Hammond vibrato providing three degrees of true vibrato and "OFF" position, effective only on both manuals simultaneously, together with vibrato chorus usable in three different degrees and "OFF". It is not equipped with percussion.
Finish: Walnut
Manuals: Great and Swell, 61 keys each, 25 radiating pedals.
Controls: 9 presets and 2 sets of 9 drawbars for each manual. 2 adjustable drawbars (16' and 8') for pedals.
Amp/Output: Internal preamp.
Features: The vibrato switch is similar in appearance, function, and placement as on the B-3. It is a six-position rotary switch whose functions are V1-OFF-V2-OFF-V3-OFF. Chorus is selected by a toggle mounted on the stationary part of the music rack.

Model B3000

Synopsis: Hammond's early big attempt at a portable B3.
Cabinet Size: 47x39x29 (WDH inches), 263lbs with bench.
Manuals: Swell and great, 61 playing keys each.
Pedals: 25-note radiating detachable pedalboard.
Controls: 9 preset keys and 2 sets of 9 adjustable harmonic drawbars for each manual, (lower B preset had different harmonics; 16',8',4',2',1' mellow and bright). 2 adjustable (16' and 8') for pedals.
Features: 2nd/3rd percussion as per B3, sustain, reverb, transposer, key click, built in Leslie controls (for HL722), vibrato (simulated), optional cover. No tone generator in here ...

Picture: B3000 and with Leslie.

Model C

Production Years: Sep 1939 to Jun 1942
Synopsis: Same as model AB but with different style (C cabinet) woodwork. Cabinet has closed back and sides, extending to the floor.
Cabinet Size: 48.75x47x46 (WHD, inches)
Finish: Walnut
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note radiating, detachable.
Controls: 9 presets and 2 sets of 9 drawbars for each manual. 2 adjustable drawbars (16' and 8') for pedals.
Amp/Output: Internal preamp.

Model C-2

Production Years: Dec 1949 to Dec 1954
Synopsis: Same as Model CV but with additional controls which provide vibrator on either or both manuals. Also addtional controls for "NORMAL" or "SOFT" overall volume.
Finish: Walnut
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note radiating, detchable.
Controls: 9 presets and 2 sets of 9 drawbars for each manual. 2 adjustable drawbars (16' and 8') for pedals.
Amp/Output: Internal preamp only.

Model C-2G, C-3G, HR-40G (tone cabinet)

Production Years: C-2G June 52 to Mar 53, C-3G Jan 55 to TBD.
Synopsis: These consoles are identical in appearance to the C-2 and C-3 except that a monitor speaker is located on the lower left hand side. The preamplifier in the C-2G is designed to operate the monitor speaker. In the C-3G the preamplifier is the same as in the C-3. A small auxiliary amplifier drives the monitor speaker. In both Models, B+ voltage from the tone cabinet is required to make the monitor speaker operative. The HR-40G is identical to the HR-40 except that it is equipped with a standard 6 conductor cable which must be used in conjunction with the C-2G console.
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note radiating, detachable.
Controls: 9 presets and 2 sets of 9 drawbars for each manual. 2 adjustable drawbars (16' and 8') for pedals.

Model C-3

Production Years: Jan 1955 to 1974
Synopsis: Take a B-3's guts and put it in the C type church model case.
Cabinet Size: With pedal keyboard and bench: 48.75x46x49.5 (WHD, inches), 450lbs with bench and pedalboard
Finish: Walnut/Oak and speciality finishes. Later version in both finishes less quatrefoil. US and UK cases are slightly different.
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note radiating, detachable.
Controls: 9 presets and 2 sets of 9 drawbars for each manual. 2 adjustable drawbars (16' and 8') for pedals.
Amp/Output: Internal preamp only.

Picture: C3, C3 in white, and another C3 from a catalogue.

Model CV

Production Years: Sep 1945 to Dec 1949
Synopsis: Take a BV's guts and put them in a C type church model case.
Finish: Walnut
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note radiating, detachable.
Controls: 9 presets and 2 sets of 9 drawbars for each manual. 2 adjustable drawbars (16' and 8') for pedals.
Amp/Output: Internal preamp only.

Model D

Production Years: Jun 1939 to Nov 1942
Synopsis: Same as Model C but with additional tone generator and appropriate switching to create chorus effect, as for Model BC
Finish: Walnut.
Manuals: Swell and Great, 61 keys each.
Pedals: 25-note radiating, detachable.
Controls: 9 presets and 2 sets of 9 drawbars for each manual. 2 adjustable drawbars (16' and 8') for pedals.
Amp/Output: Internal preamp only.
Features: Lower octave of tone generator is wired to the manuals.

Model D-100

Production Years: 1963 to 1969
Synopsis: Same as RT-3 but with built-in sound system including reverb control (in built PR40).
Cabinet Size: Same as RT.
Finish: D-152, Walnut. D-155, Oak.
Amp/Output: 50 Watts, 3 amplifiers, 2-12" and 2-15" speakers.

Picture: A D100 from a catalogue.

Model DV

Synopsis: Same as Model D but with Hammond vibrato, including vibrato chorus. See BCV. None produced, kit added in the field.
Cabinet Size: Approximately 450 pounds, with bench and pedals.
Manuals: Swell and great, 61 playing keys each. 25 note radiating detachable pedal keyboard.
Controls: 9 preset keys and 2 sets of 9 adjustable harmonic drawbars for each manual; 2 adjustable drawbards (16' and 8') for pedals. One expression pedal controlling swell, great, and pedals.

Model E

Production Years: Jul 1937 to Jul 1942
Cabinet Size: 57x47-7/8x47-5/8 (WHD, inches) with pedal keyboard. Approximately 579lbs, with bench and pedals.
Finish: Walnut
Manuals: Swell and great, 61 playing keys each. 32-note concave radiating detachable pedal board, built to AGO specifications.
Controls: 9 preset buttons and 2 sets of 9 adjustable harmonic drawbars for each manual: For pedals - 4 numbered and labeled toe pistons, 2 adjustable drawbars (16' and 8'), and great to pedal 8' coupler. 2 expression pedals, one for swell and one for great and pedals. Visual position indicator of sliding rod type. Two expression pedals, one for swell and one for great and pedals.
Features: Separate adjustable tremulants for swell and great manuals. Standard main and chorus generator units; "ON" and "OFF" switch for chorus.

Picture: Model E console and details of the keyboard and pedals (from Adrianne Schutt's page)

Model E-100

Production Years: Jun 1965 to 1969
Cabinet Size: 48x26x48 (WHD, inches without bench), 410lbs with bench and pedals.
Finish: Walnut, Mahogany
Manuals: Swell and great, 61 playing keys each. 25-note detachable pedal board.
Controls: One set of drawbars for each manual, 27 control tablets, 5 percussion voices, brush effect and cymbal, harp sustain and 'vibrato celeste'.
Features: 79 tonewheel generator, photocell Expression pedal, straight and reverb tube amps, some solid state for features (pedal frequencies derived from a monophonic two stage divider). E100 - pre-voiced percussions, Harp Sustain and manual rhythm (Cymbal and Brush)
E200 - Institutional version of E-100 with locking top, presets and stops adapted for liturgical music, no rhythm, fewer percussions
E300 - Stripped-down version of E-100, no Harp Sustain, no rhythm
Styles: E-111 Traditional in Mahogany
E-112 Traditional in Walnut
E-133 French Provincial in Cherry
E-143 Early American in Cherry
E-182 Italian Provincial in Walnut
E-262 Institutional in Walnut
E-265 Institutional in Oak
E-311 Traditional in Mahogany
E-312 Traditional in Walnut
E-333 French Provincial in Cherry
E-343 Early American in Cherry
E-382 Italian Provincial in Walnut

Picture: E100, and an E143 (and again).

F100

Production Years: 1960 to 1964
Synopsis: An all electric organ using vacuum tubes for tone generation. A 52 key manual split into two polyphonic sections ('accompaniment & treble) overlaid with a monophonic 'extra voice'

More details can be found on Tom Meyers web pages.

Picture: F100 front and F100 back from Mike Sweeney.

Model G

Production Years: Jun 1941 to Nov 1944
Synopsis: [From the service manual...] "The Model G consoles and tone cabinets were built for the Government, and now will be found in use throughout the United States and foreign contries in chapels of all services, Officers Clubs, or recreation service buildings. The console is identical to the Model D except for the decorative woodwork and provision for detchable handles. The tone cabinet (Model G-40) contains two amplifiers and four speaker mounted in a horizontal row and is electically similar to Model B-40 tone cabinets, but has a reverberation control unit." Similar to C2-G, C3-G.

G100

Production Years: 1963 to 1965
Synopsis: Large church style organ with AGO 32 note pedalboard and stops instead of drawbars. Had a extra large tone generator to produce higher tones and a complex vibrato system. The G-100 also featured an external, double-wide rack mount cabinet that contained the power supply, a five motor-driven tremulants (single motor drives 5 scanners with a single belt) and the audio power amplifiers which were three Dynaco Stereo 70s, plus a Dynaco mono amplifier for the bass.

Picture: G100, and another from a catalogue.

Model H-100 Series

Production Years: 1965 through 1974
Cabinet Size: 50 1/2" wide, 26 1/2" deep, 50" high with music rack, 445 lbs with pedals and bench.
Finish: H-111 Traditional styling in Mahogany
H-112 Traditional styling in Walnut
H-133 French Provincial in Cherry
H-143 Early American in Cherry
H-182 Italian Provincial in Walnut
H-195 Mediterrean in Oak
H-262 Institutional Model with locking roll top...Walnut, some preset and other differences.
H-324 Comtempory in Pecan with built-in Auto-Rhythm
H-382 Italian Provincial in Walnut with built-in Auto-Rhythm
H-395 Mediterranean in Oak with built-in Auto-Rhythm - HX100 like H100 in X66 cabinet
Manuals: Two 61 note manuals with overhanging keys. 25 note detachable pedalboard.
Controls: One expression pedal effecting both manuals and pedals...tone compensated photo-cell type. Kick switch mounted to pedal cancels vibrato "immediately". 9 presets and 2 adjust keys for each manual. 2 sets of 11 drawbars for upper manual, 2 sets of 10 drawbars for lower manual. 4 pedal drawbars. 28 tabs for percussion, vibrato, sustain, reverb, etc.
Amp/Output: Stereo amplification plus a bass channel. Two 8" speakers and one 15" speaker. Mixture of solid-state and tube circuitry.
Features: 96 tonewheel generator with self-starting synchronous motor. Tones go up to a high B (around 8,000Hz), then foldback. Foldback note: 16' goes all the way down, the higher harmonic in the mixture drawbars does not foldback. Reiteration, percussion touch control, harp sustain, string bass, lots of vibrato/chorus controls, reverb controls.

There are some pictures of an H100 at Robert Haytons page.

Model L-100

Production Years: 1961 to 1972
Synopsis: Spinet Model with mechanical tonewheel generator and non-scanner vibrato.
Cabinet Size: 43.5x23x44.5 (WDH, inches)
Finish: L-101 - Traditional, Mahogany. L-102 - Contemporary, Walnut L-103 - French Provincial, Cherry L-111 - Traditional, Mahogany L-112 - Contemporary, Mahogany L-122 - Contemporary, Walnut L-133 - French Provincial, Cherry L-143 - French Provincial, Pecan - L16? had folding lid - L100P portable version - L200 style had built in Leslie
Manuals: two 44-note offset manuals with a 13 note pedalboard. 9 drawbars upper manual, 7 for lower.
Amp/Output: Built in amp and speakers.
Features: Two levels of vibrato and chorus, small selection of preset tabs, reverb with bright/soft settings. Percussion and chorus adjustable inside the cabinet.

Picture: L122 (with 125 Leslie) and some other Ls from a catalogue. Giancarlo Tripodi supplied two pictures of an L100P and opened. An L133 from an unknown source.

Model J-100

Synopsis: Non-tonewheel Spinet Model, transistor design, no drawbars.

Model K-100

Synopsis: Basically an L100 with valve generated tones instead of tonewheels.

Model M-100

Production Years: 1961 to 1968
Synopsis: Home style spinet with internal amplifier and speakers.
Cabinet Size: 113x62x93 (WDH, cm)
Finish: M-101: Traditional style, Mahogany
M-102: Contemporary, Walnut
M-103: French Provincial, Cherry
M-111: Contemporary, Mahogany
M-143: French Provincial, Pecan
M-162: Contemporary, Maple
M-165: Tudor, Maple
Manuals: Two 44-key offset manuals, 13 pedals.
Controls: 9 upper manual drawbars, 8 lower manual drawbars, 1 pedal drawbar. Tablets include Percussion (2nd, 3rd, fast decay, percussion soft), Vibrato (small, chorus, celete1, celeste2). Presets: 5 lower, 5 upper, 2 reverb, 1 volume.
Amp/Output: Internal power amplifier, main 2-12", reverb 1-8" speakers.
Features: Mechanical tone generator with scanner vibrato, no harmonic foldback. M100A had extra percussion features and pedal sustain.

Picture: M102A and some other M100s from a catalogue. An M101 from dgustafson@radware.net. A very nice and rather rare M103 one and two from John Schulien.

Model N-100

Synopsis: Home style spi net with internal amplifier and speakers.
Manuals: Two 44-key off set manuals, 13 pedals.
Controls: No drawbars, presets, vibrato, pedal controls, percussion, Leslie.
Amp/Output: Internal power amplifier, reverb.
Features: Transistor organ, N100 basic model, N200 built in Leslie, N300 Leslie and rhythm unit.

Model M

Production Years: 1948 to 1951
Synopsis: Home style spinet with an internal amplifier and speaker. Mechanical tonewheel generator. Drawbars-only organ, with no presets of any kind.
Cabinet Size: Mahogany
Manuals: Two 44-key offset manuals. 12 pedals.
Controls: 9 drawbars upper manual, 8 drawbars lower manual, 1 pedal drawbars. No percussion, simple vibrato.
Amp/Output: 11 Watts, 1-12" speaker.
Features: Mechanical tone generator and vibrato scanner, no harmonic foldback. Pedal sustain feature, with toe-switch mounted on the expression pedal.

Model M-2

Production Years: 1951 to 1955
Synopsis: Home style spinet with an internal amplifier and speaker. Mechanical tonewheel generator. Drawbars-only organ, with no presets of any kind.
Cabinet Size: Mahogany
Manuals: Two 44-key offset manuals. 12 pedals.
Controls: 9 drawbars upper manual, 8 drawbars lower manual, 1 pedal drawbars. Other controls on rocker switches. Vibrato has four: upper (on/off), lower (on/off), select (chorus/vibrato), vibrato depth.
Amp/Output: 11 Watts, 1-12" speaker.
Features: Mechanical tone generator and vibrato scanner, no harmonic foldback. Pedal sustain feature, with toe-switch mounted on the expression pedal.

Model M-3

Production Years: 1955 to 1964
Synopsis: Home style spinet with an internal amplifier and speaker. Mechanical tonewheel generator. Drawbars-only organ, with no presets of any kind.
Cabinet Size: Mahogany, Blonde Maple
Manuals: Two 44-key offset manuals. 12 pedals.
Controls: 9 drawbars upper manual, 8 drawbars lower manual, 1 pedal drawbars. Other controls on rocker switches. Percussion has four: select (on/off), volume (soft/normal), harmonic (3rd/2nd), decay (slow/fast). Vibrato has four: upper (on/off), lower (on/off), select (chorus/vibrato), vibrato depth.
Amp/Output: 11 Watts, 1-12" speaker.
Features: Mechanical tone generator and vibrato scanner, no harmonic foldback. Pedal sustain feature, with toe-switch mounted on the expression pedal.

Picture: M3, same M3 with 130 Leslie (from Paul Deveau )

Model Porta-B

Cabinet Size: Lower - 42Wx20Dx10H (inches), Upper - 42Wx24Dx12H (inches), Assembled - 35H (inches).
Amp/Output: 15 Watts - two 6" round, two 7"x5" oval speakers, tone cabinet conector.
Features: Mechanical tone wheel generator, two 44 note keyboards, 9 drawbars for upper keyboard 7 drawbars for lower keyboard,one 16' for bass, lower keyboard, 13 note pedalboard, 12 rocker switches, touch response percussion.

Model RT

Production Years: Jul 1949 to Sep 1949
Synopsis: Equipped with Hammond vibrato providing three degrees of true vibrato and an "OFF" position, effective simultaneously on both manuals, together with vibrato chorus usable in three different degrees and "OFF".
Cabinet Size: 57x46-7/8x47-5/8 (WHD, inches)
Finish: Walnut.
Manuals: Swell and Great, 61 keys each.
Pedals: 9 preset keys and 2 sets of 9 adjustable harmonic drawbars for each manual. For pedals, two adjustable drawbars (16' and 8'). One expression pedal controlling swell, great and pedals.
Features: Equipped with Hammond vibrato providing three degrees of true vibrato and an "OFF" position, effective simultaneously on both manuals, together with vibrato chorus usable in three different degrees and "OFF".

Model RT-2

Production Years: Nov 1949 to Jan 1955
Synopsis: Same as model RT but with controls which provide vibrato on either or both manuals, also additional control for "NORMAL" or "SOFT" overall volume.
Finish: Walnut.
Manuals: Swell and Great, 61 keys each.
Pedals: 32-note radiating, detachable.
Controls: 9 preset keys and 2 sets of 9 adjustable harmonic drawbars for each manual. For pedals, two adjustable drawbars (16' and 8'). One expression pedal controlling swell, great and pedals.
Amp/Output: Internal preamp only.

Model RT-3

Production Years: Jan 1955 to 1973
Synopsis: Same as RT-2 (ie 3 chorus/vibrato settings and a volume soft/normal tab) but with Hammond percussion feature as well (as per C3/B3).
Finish: Walnut/Oak
Manuals: Swell and great, 61 playing keys each.
Pedals: 32-note detachable pedal keyboard.
Controls: 9 preset keys and 2 sets of 9 adjustable harmonic drawbars for each manual. For pedals, two adjustable drawbars (16' and 8'). One expression pedal controlling swell, great and pedals.
Features: Pedal solo system has separate volume control, providing the following solo effects: 32-foot bourdon, 32-foot bombarde, 16 foot solo, 8-foot solo, 4-foot solo, 2- and 1-foot solo, also tablets for mute control and pedal "ON". Weighs 525lbs.

Picture: RT3 (black and white)

S6 Chord Organ

Synopsis: Autochording organ.
Manuals: One 37 note manual.
Features: Three sections: Solo unit, Chord unit and Bass unit with seperate volume controls. Solo unit is monophonic and driven from the keyboard, taking the highest key pressed, the chord unit is driven from tabs which has one oscillatoe for each group of two or three keys, preferring the lowest one, and two pedals to play the bass notes; one for the tonic and the other the fifth of the current chord. Very difficult to keep in tune. Two internal speakers.

Model X-66

Production Years: May 1965 to 1972
Synopsis: Console organ with top octave tonewheel generator.
Manuals: Two 61 key manuals, 25 pedals.
Controls: 4 drawbar sets, 18 changeable presets.
Features: 49 note arpeggiator, stereo reverb, attack perdussion, sustain percussion, special X-66 tone cabinet (can be connected to 122 and similar through Leslie kit 8066). Non-traditional Hammond appearance, bench and organ supported by steel columns.

Picture: X66.

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.

Picture: X77

Model XB-2 (Hammond-Suzuki)

Production Years: Currently in production.
Synopsis: Portable keyboard, electronic simulation of a tone generator Hammond.
Manuals: Single 61 key velocity sensing manual.
Controls: 9 drawbars, V1-3/C1-3, 2nd/3rd percussion with slow/fast decay, keyclick, pitch wheel, mod/overdrive wheel, volume, treble, bass.
Amp/Output: Internal preamp, drives 11-pin Leslie directly.
Features: 2 zone MIDI, keyboard splits, factory and user presets, overdrive, harmonic foldback, Leslie simulation, LCD display. Optional reverb. 11 pin Leslie output connector, effects loop, expression pedal and footswitch inputs.

Picture: XB2 front, XB2 back

Model XB-3 (Hammond-Suzuki)

Production Years: Currently in production.
Synopsis: Electronic simulation of tonewheel Hammond.
Manuals: Two 61 key velocity sensing manuals.
Pedals: 25 note pedalboard.
Controls: Two drawbar groups of 9 per manual and two drawbars for pedals. Programmable harmonic drawbar foldback. Pitch bend and modulation levers.
Features: Built-in digital reverb, vibrato, chorus, tube overdrive effects. Assignable expression/volume pedal, assignable foot switch/Leslie speed control. Bass, treble, reverb, overdrive, input volume, and total volume level knobs. Vibrato/Chorus with upper/lower enable buttons. 2nd/3rd harmonic with slow or fast decay and percussion buttons. 2 line 20 character LCD. 11 Pin female Leslie output connector, L/R audio outputs, effects loop, headphone jack, two sets of unbalanced inputs, 25 pin pedal board connector, multi pin wheel box connector, MIDI in/out/thru, MIDI sysex dump. 165 lbs. List price is above $15000 US. (Reviewed in Keyboard July '94).

Picture: XB3 front, XB3 back

Model XB-5 (Hammond-Suzuki)

Production Years: Currently in production.x
Synopsis: Electronic simulation of a tonewheel Hammond.
Manuals: Great and Swell, 61 velocity sensitive keys each.
Controls: 9 drawbars per manual plus 2 for pedals (16' and 8'). Pitch bend and modulation/overdrive wheels.
Amp/Output: 11 Pin female Leslie output connector, L/R audio outputs, effects loop, headphone jack.
Features: 2 zone MIDI per manual, 9 presets with RAM expansion card for 28 banks of 9 presets each, extensive programmability, LCD, Volume, treble, bass, and display contrast controls. L/R external inputs, expression pedal and footswitch inputs, MIDI in/out/thru, MIDI sysex dump. 64 lbs. List price ~$7000; with console package, pedal board, bench, stand, ~$10000 US. (Reviewed in Keyboard October '93).

Picture: XB5 front, XB5 back

Model Novachord (also Model H)

Production Years: 1939 to 1942 (1069 made)
Synopsis: Polyphonic synthesiser.
Manuals: 72 note manual.
Features: 169 vacuum tubes, attack control, sustaining pedals, 500lbs. Plugs into PR-40 (but has internal speakers).

Model Solovox (also Models J,K,L)

Production Years: 1940 to 1948 (J introduced in 1940, K in 1946, L in 1948)
Synopsis: 3 Octave valve based mono synth. Hell to keep in tune.

Model SY100

Production Years: 1974 to 1976
Synopsis: Same as S6 but with a swell pedal instead of a knee lever.

Picture: SY100 and an S100 from a catalogue.

Model T100

Production Years: 1968 to 1975
Synopsis: Transistor tonewheel spinet organ with vibrato and repetative percussion voices. Transistor amps, reverb, rythm units and in built Leslie.
Cabinet Size: 45x25x44.5 (WHD, inches), 235lbs with bench
Manuals: 44 note swell and great, 13 pedals.
Controls: 9 drawbars per manual, 1 pedal drawbar
Amp/Output: 34W solid state internal amp with reverb.
Features: T100/111/112 - basic organ, no built in Leslie
T200 - as T100 with built in 2 speed Leslie
T211 - traditional red mahogany
T212 - traditional walnut
T222 - contemporary walnut
T233 - french Provincial cherry
T243 - early American cherry
T295 - mediterranean oak
T300 - as T200 with built in rhythm unit.
T400 - similar to the T300
Also TTR100 produced in eurpoe - a portable version of the T100, and the XTP which is a cross between an X66 and a Porta-B.

Picture: T212, T233, T243, T282, T295, T500 and T562L. And Pedro Ravent sent some pictures of his T222; front, back, leslie plate and the serial plate.

Model B200

Synopsis: A transistor portable drawbar organ.
Cabinet Size: 120x73x27 (WHD, cm), 54kg organ, 12kg pedals, 18.4kg bench
Manuals: Upper FC 44 notes, Lower CC 49 notes.
Pedals: 13-note detachable.
Controls: 9 drawbars for upper & lower manuals, 2 drawbars (16' and 8') for pedals. Vibrato, percussion, sustain, reverb, keyclick etc.

Picture: B200.

Model X-5

Cabinet Size: 113x64x91 (WHD, cm), 75kg
Manuals: Swell and Great, 44 keys each.
Pedals: 13-note detachable.
Controls: 4 presets, 9 drawbars for upper manual, 7 for lower, 1 drawbar (16'+8') for pedals. 3 chorus/vibrato levels (simulated), percussion (2 harmonics).
Features: Tone generator organ, had string bass unit and 760 interface with controls.

Picture: X5.

Model X-2

Cabinet Size: 87x60x94 (WHD, cm), 20kg
Manuals: Swell 49 keys.
Pedals: None.
Controls: 9 drawbars for manual, vibrato (simulated), percussion (2nd, 3rd and 5th) loud/soft, fast/slow.
Features: Tone generator organ with divider circuitary..

Picture: X2.

Model R100

Synopsis: Full size organ with transistor amps and built in Leslie - similar to E100.
Manuals: 61 note swell and great, 25 pedals.
Features: One set of nine drawbars for each manual, Hammond Rythm unit 2, built in reverb.

Picture: R124.

Others

Synopsis: Some other transistor organs from hammond.

Picture: 1100 Phoenix, 11100 Grandee, 123 J3, 124 JM3, 142, 144, 146, 4172 Regent, 5200 Maverick, 7100 Cougar, 9300 Dolphin, Aurora Century, Concorde and the Sounder. Also a fine Hammond Elegante from Douglas Abbott. .

- Hammond Tone Cabinet Models -

Model A-20

Production Years: Oct. 1935 to Oct. 1939.
Cabinet Size: 27" wide, 30" high, 15" deep.
Power: 20 Watts.
Speakers: 2-12" electrodynamic speaker.
Amp/Crossover: Parallel push-pull 2A3s, 2-56 triodes, 1-5Z3 rectifier.
Comments: Attractive cabinet with doors, makes a great bar.

Model A-40

Production Years: Oct. 1935 to 0ct 1947.
Cabinet Size: Utility cabinet 26.5" wide, 28" high, 19" deep.
Power: 40 Watts.
Speakers: 4-12" electrodynamic speakers.
Amp/Crossover: Uses two of same amp in the A-20.

Model B-40

Production Years: Nov. 1936 to Dec. 1947.
Power: 40 Watts.
Comments: Same as the A-40 in a seme decorative cabinet.

Model C-20

Production Years: Oct. 1937 to Mar. 1942.
Power: 20 Watts.
Amp/Crossover: Very early units used same amp as A-20. Later units had 4 6V6, 1 6SN7 and 1 5U4.
Comments: All C-20 cases were quite deluxe.

Model C-40

Synopsis: Spinette style cabinet. Same specs. as A-40.
Cabinet Size: 38 wide, 71 high, 27.5 deep.

Model CX-20

Production Years: Jan. 1939 to Mar. 1942
Synopsis: Same as C-20 with tremolo rotor, similar to Leslie bass rotor. speakers were mounted on a "Vee" shaped baffle with the rotor in the center.

Model CXR-20

Synopsis: Same specs as CR-20 with addition of the oil reverb unit.
Amp/Crossover: An additional preamp chassis with 2 6J5's and 2 6J7's interfaced the reverb. On later units the tubes were 1 6SN7 and 2 6SJ7's.

Model D-20

Synopsis: Same as C-20 in a more utilitarian cabinet.

Model DR-20

Synopsis: Same as D-20 with addition of oil reverb. See CXR-20 for description of amplifiers(s). On later versions, reverb preamp was incorporated into the main amp. chassis.

Model DXR-20

Synopsis: Same as CXR-20 in a plainer case.

Model DU-1

Synopsis: A demonstration tone cabinet used by Hammond salesmen to show off the reverb unit - picture (from Jim).

Model ER-20

Production Years: Mar. 1947 to Dec. 1950.
Synopsis: Same speakers, amps and reverb as late DR-20.
Cabinet Size: 31 wide, 38.75 high, 18 deep.

Model F-40

Production Years: Jan. 1948 to Dec. 1957.
Synopsis: Essentially a B-40 with revised woodwork dimentions to accomodate a reverb unit. When so equipped, becomes FR-40.
Cabinet Size: 32 5/16 wide, 39 3/16 high, 28 3/8 deep.

Model H-40 and HR-40

Production Years: Oct. 1948 to Feb. 1960.
Cabinet Size: 33-1/8 wide, 48 high, 16-7/8 deep.
Power: 40 Watts.
Speakers: 9-10" speakers for Bass and 2-12" for treble.
Reverb: R model has oil reverb which affects only the treble channel.
Amp/Crossover: Two amplifiers similar to D-20 or DR-20 in early units. Later units had both channels on one chassis and used 2 5U4's, 2 6SN7's, 2 6SJ7's, 1 6SC7 and 8 6V6's. Active crossover at 200 Hz 12dB per octave.

Model JR-20

Production Years: March 1951 to Feb. 1959.
Cabinet Size: 29-3/4 wide, 39-3/4 high, 15-7/8 deep.
Power: 20 Watts.
Speakers: 4-10" Bass speakers and 1-12" treble speaker.
Reverb: Oil reverb in three degrees on both channels.
Amp/Crossover: Active crossover - 200HZ, 12db per oct. Amp uses 1 5U4, 4 6V6's, 2 6SJ7,s, 2 6SN7's and 1 6SC7.
Comments: Most B and C 2 and 3's were sold with this cabinet.

Model K-40 and KR-40

Synopsis: Same as H and HR-40 in utility cabinet.

Model P-40 and Q-40

Synopsis: Same as PR-40 and Q-40 sans reverb.

Model PR-20 and QR-20

Production Years: Feb. 1959 to Jul. 1963.
Cabinet Size: 31-1/2 wide, 37-1/2 high, 18 deep.
Power: 20 Watts.
Speakers: 2-15" bass speakers and 2-12" treble speakers.
Reverb: These cabinets use the three necklace dry reverberation unit.
Amp/Crossover: Amp used 1-5U4, 1-12BH7, 2-12AX7's, 1-12AU7, 2-6AU6's, 6-6BQ5's and one 2N169 transistor for reverb recovery. Three channels 0-200hz bass, 200+hz treble and treble reverb.

Model PR-40 and QR-40

Synopsis: Same as PR and QR-20 except 2 5U4's, heavier transformers and speakers.
Power: 50 Watts.

Picture: PR-40 with back removed (4th speaker hidden in the top).

Model Series 10

Synopsis: Solid-state for H-100, E-100, etc.
Power: 145 Watts.
Speakers: 1-15" and 2-8" speakers.

Model Series 12

Synopsis: Solid-state for the X-66 only.

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