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HomepageCatalogueSynthesizer&KeyboardPerformance SynthesizerRoland A-90EX

Roland A-90EX

Expandable MIDI Controller

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Roland A-90EX
350.00 street price

A-90EX is an 88-note PA-4 hammer-action keyboard with aftertouch. The powerful digital piano/synth is based on VE-RD1 expansion. The instrument has a 64-voice polyphony, 128 tones, onboard effects with the VE-RD1.

True stereo piano samples with the VE-RD1 are presented. The connectivity features four MIDI outs for 64 MIDI channels. The architecture is also expandable with VE-JV1 or VE-GS1 voice expansion boards.

The front panel is represented with the bender, pitch wheel, modulation wheel, 20 assignable controllers. The buttons are derived from the JD-800.

The instrument features 64 user patch locations and 64 additional programs via M-512E RAM card.

The keyboard offers Roland PA-4 piano quality. VE-RD1 Piano Expansion Board turned the A-90 into A-90EX which is actually responsible for the 64-voice polyphony and the number of tones (128).

Country of origin / production: Japan

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Usage Design/ Form Factor
With Keys 
Polyphony
Voices64
Multi Timbral Capacity4 part(s)
Tone Generator / Sound Synthesis
Technology of Sound Generation PCM
Programs/ Voices/ Timbres
Tones128
Effects
Reverb 
Chorus 
Equalizer
Parametric 
MIDI in/ out
IN 
OUT 
THRU 
Keys
Type Balanced Hammer Effect
Type: Manufacturer part codePA-4
Velocity Sensitivity 
Aftertouch 
Size7.5
Number of Keys88
Display
Display type LCD
Color resolution Monochrome
Resolution: Symbols Count17
Display count2
External controllers
Breath Controller 
Expression foot pedal 
Foot Controller4
Hold 
Audio out
Stereo 
Analogue: 1/4" (6.35mm)2
Analogue: 1/4" (6.35mm) headphones preamplified1
Expandability
Sound Synthesis/ Wave Memory Expansion Slot1
Power
Voltage 230V
Voltage 240V
Voltage 115/117V
Power consumption20 W
Dimensions
Height143 mm
Width1456 mm
Depth405 mm
Weight27.3 kg
Case/ body
Metal&wood 
Color
Black 
Production start1995
Production ended

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  Expandable MIDI Controller   300.00 U.S.Dollars

A-90 is an 88-note PA-4 hammer-action keyboard with aftertouch. It can be turned into the powerful digital piano/synth with the VE-RD1 expansion. The instrument gets a 64-voice polyphony, 128 tones, onboard effects with the VE-RD1. True stereo piano...

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