Legacy Model
Downloads and support materials maintained here as a courtesy to owners.

OVERVIEW

Hammer Action Keyboard

88-note, fully weighted hammer action keyboard with adjustable touch sensitivity.

20 Inspiring Factory Presets

Enjoy a variety of instrument selections featuring our Triple Strike piano, organs, guitars, strings, and more.

50 Auto-Accompaniment Styles

Use left-hand chords to create real-time arrangements, triggering built-in interactive backing patterns in a variety of musical genres.

Modern Cabinet with Integrated Sound System

Housed in an attractive stage piano style cabinet the KA-90 comes complete with a detachable music stand and built-in 4-speaker sound system. You’re ready-to-go for either home or portable use.

Simple and Intuitive Controls

The sleek control panel and clear display provide quick access to all system functions.

MIDI Song Recorder

With the easy-to-use song recording features, you can record and store up to 5 of your own keyboard performances.

SPECS

All specifications subject to change without notice.

Keyboard: 88 Note fully weighted, hammer action with adjustable touch sensitive keys
Keyboard Sensitivity: 4 selectable response levels
Display: 3-character LED
Polyphony: 128 voice
Preset Programs: 20 Expressive sounds
General MIDI: No
Splits/Layers: Yes
Transpose: Full transposition to any key, +/- one octave
Tune: Adjust by Cents (+/- 100 cents)
Effects: Reverb / Chorus / EQ (5 preset selections per effect)
Auto-Accompaniment Styles: 50 pre-recorded interactive patterns in a variety of styles
Recorder/Sequencer: 1-Track; 5 Song capacity
Demo Songs: 60
Sound System: 60-watt, 4-speaker stereo sound system (peak music power)
Audio Outs: Stereo 1/4″ line out (for connecting to external amplification)
Audio In: Stereo 1/4″ line in (for connecting external sound sources)
Headphones: (2) 1/4″ stereo headphone outs
MIDI I/O: MIDI Out
USB: (1) port; MIDI over USB for connecting to/from an external computer sequencer
Pedals: 1 switch-pedal input (sustain pedal included).
Stand: Optional stand with built in sustain/sostenuto/soft pedals

(sold separately)

Finishes: Matte Black,, White
Included Accessories: Power adaptor, (1) switch/sustain pedal,
Dimensions: 5.4″(H) x 53.7″ (W) x 14.4″ (D)

13.7 cm (H) x 136.5 cm (W) x 36.6 cm (D)

Weight: 27.1 lb / 12.3 Kg
Power: DC 12V 2.0A external power supply

IMAGES

FAQs

Product Comparisons

KaE1 KA50 KA-70 KA-90 KA-120 MPS M1
Keyboard Key Action 88 hammer 88 semi-weighted 88 spring 88 hammer 88 hammer 88 hammer
Adjustable Sensitivity
Interface/
Controls
Display n/a n/a LED LED LCD OLED
Pitch Bend x x x
Sound Polyphony 128 32 128 128 128 256
Factory Presets 20 16 20 20 600 178
User Presets x x x x 48 10
Piano Samples¹ GD* TS TS TS GD
String Resonance x x x x x
Pedal Resonance x x x
Piano Key-Off Samples x x x x x
General MIDI x x x x x
Sound Control Tune
Tuning Scales x x 7 7 x x
Transpose
Splits/Layers
Effects
Performance Assistant x x x x
Accompaniment Styles x x 50 50 230 x
Drum Patterns x x x x x 10
Recording/
Playback
Sequencer
Metronome
Songs 0 16 60 60 125 0
Educational Features x x x x x
Sound System Speakers 4 4 4 4 4 4
Power 30W 30W 60W 60W 70W 48W
Connections Audio Outputs
Audio Inputs
Mic Input x x x x x
Headphone 1 1 2 2 2 2
MIDI Ports x x Out Out In/Out x
USB-MIDI
USB-Audio x x x
USB-Device x x x x x
Bluetooth Audio x x x x
Bluetooth MIDI x x x x
Switch Pedal Input ✓ (w/ half damper)
Accessories Music Stand
Sustain Pedal
Power External Adaptor
Battery x x x x

¹ GD = German D, TS = Triple Strike.
* These pianos are an optimized version of the German D grand pianos, derived from the same quality content but using less samples.

Troubleshooting

Question:
How can I restore my KA-90 to its factory defaults?

Answer:

  1. Turn the KA-90 OFF.
  2. Press and hold down the [+/YES] and [-/NO] buttons together.
  3. With the above buttons still depressed, turn the KA-90 on.

The unit will then erase its user memory, restore all factory settings and reboot.

DOWNLOADS

User Manuals

KA-90 Owner’s Manual – 4.2 MB
User’s Manual (pdf)
2015-12-10

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