Hammond A-3vsHammond XK-7D

Hammond A-3 and Hammond XK-7D: 2 Hammond organs compared side by side. They differ on 2 of 4 compared specifications.

Keybed: Lower manual using the XK-5 key-bed and multi-contact system; upper manual and sound generation from an XK-5 (not included) on the A-3 and Two 73-key manuals (61 playing keys plus 12 preset keys each), 6L long-key square-front waterfall action with six physical contacts per key on the XK-7D.

Both are the same on keys per manual (61).

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2 items	Hammond A-3 Current	Hammond XK-7D Current
General
Manufacturer	Hammond	Hammond
Status	Current	Current
Keyboard
Manuals	—	2
Keys per manual	61	61
Key action	—	Waterfall
Keybed	Lower manual using the XK-5 key-bed and multi-contact system; upper manual and sound generation from an XK-5 (not included)	Two 73-key manuals (61 playing keys plus 12 preset keys each), 6L long-key square-front waterfall action with six physical contacts per key
Sound
Drawbars	—	Physical
Sound engine	—	VEM (Virtual Electro-Mechanical) organ engine
Organ models	—	Hammond VEM (Virtual Electro-Mechanical) physical-modelled tonewheels, Vx, Farf and Ace transistor combo organs, 41 pipe ranks (classical and theatre)
Polyphony	—	61 (tonewheel organ)
Connections
Outputs	—	1/4-inch unbalanced, Headphones, Leslie 11-pin
MIDI ports	—	DIN in, DIN out, USB
Pedal inputs	—	Expression, Rotor speed, Footswitch, Pedalboard
Features
Features	Requires XK-5, B-3-style red walnut cabinet, Detachable upper assembly, folding stand	Two 61-note manuals, Four sets of drawbars plus pedal drawbars, Six physical contacts per key, Key click and leakage knobs, AO-28/AO-29 preamp modelling, Digital Leslie (9 cabinets plus PR-40), Separate bass output, Song record to USB, H-BUS pedalboard connection, Colour display
Size & weight
Colours	Red walnut	Red walnut
Dimensions (W × D × H)	—	1186 × 566 × 192 mm
Weight	—	31.3 kg

Summary