Music Center Inc
7700 Green Bay Rd
Kenosha, WI 53142
Music Center Inc
Demo - Korg Grandstage 88 Stage Piano w/ Stand
Demo - Korg Grandstage 88 Stage Piano w/ Stand (GRANDSTAGE88)

This is shown as demo and display on our keyboard showroom floor!  Note:  The black keyboard stand is not included. 

Serial number 000419 is still mint condition, except for three scratches on the bottom of the keyboard and we will rate as excellent.  The corners and sides do not have any dings or dents.  The foot pedal, manual, cable and music rest are still wrapped in their original packages.  The keyboard stand is still sealed in its box.  Two pretty big boxes will be shipped to you with tracking number and insurance.   

We are an Authorized Dealer of Korg Products - Product includes Full Manufacturers 1-Year Labor & Parts Warranty! Will ship to the lower 48 Contiguous USA States - shipments to Alaska, Hawaii, Puerto Rico (PR) and other Territories may require extra handling and shipping charges (please inquire prior to purchase). Please visit our 18,000 Square Foot store in Kenosha, WI (one hour north of Chicago, IL!)


Excitement, Exhilaration, Applause
A Stage Piano Masterpiece

KORG's acclaimed flagship piano sound engine and meticulously selected keyboard sounds. Looks that pay respect to acoustic pianos, yet also convey the ingenuity and individuality of electronic instruments. And a panel layout that is carefully designed to draw out the player's personality and expression. Firmly grounded in both newness and in the piano tradition, it's the birth of a masterpiece for a new generation.

KORG's Grandstage delivers the ultimate playing experience to make your on-stage performance captivating.


  • Keyboard
    • 88-key: RH3 (Real Weighted Hammer Action 3), A0–C8, velocity sensitive, aftertouch not supported
  • Tone Generator
    • Methods of Synthesis and Maximum Polyphony
      • SGX-2 (Acoustic Piano Sound Engine): 60 dual stereo notes (equivalent to 240 voices max.)
      • EP-1 (Electric Piano Sound Engine): 100 voices
      • AL-1 (Analog Modeling Sound Engine): 36 voices
      • CX-3 (Tonewheel Organ Sound Engine): 128 voices
      • VOX Organ (Transistor Organ Sound Engine): 100 voices
      • Compact Organ (Transistor Organ Sound Engine): 100 voices
      • HD-1 (PCM Sound Engine): 64 stereo notes (equivalent to 128 voices max.)
  • Preloaded PCM Storage Capacity
    • Approx. 19 GB (approx. 32 GB using linear conversion)
  • Number of Sounds: 500
  • Favorite: 64 (Includes 32 preloads)
    * The actual polyphony will vary depending on the synthesis engines and effects being used.
    * KORG’s proprietary system dynamically allocates voice processing power between synth engines as necessary.
    The quoted maximum numbers of voices apply when 100% of the voice processing power is devoted to a single engine.
  • Insert Effect for Sound Programs 3-band EQ and four insert effects.
  • Reverb/Delay Section REVERB/DELAY button, Type selection knob, DEPTH knob, TIME-TAP button Select 1 from Reverb type (HALL, STAGE, ROOM, SPRING), Delay type (DELAY, CROSS, TAPE, MOD DLY). DEPTH, TIME (Tap) parameter, user-editable
  • Equalizer Section EQUALIZER button, LOW, MID, HIGH slider (3 band Equalizer)
  • Demo Songs: 16
  • Panel Interface
    • FAVORITE 64 (A–H: 8, 1–8: 8), WRITE button
    • KEYBOARDS Category selection knob, Display (128 x 64 dots), LEVEL knob, VARIATION knob, EDIT button
    • ENSEMBLE Category selection knob, Display (128 x 64 dots), LEVEL knob, VARIATION knob, EDIT button
  • Dynamics Section
    • DYNAMICS button, DYNAMICS knob
      Controls how the volume and sound respond to changes in keyboard touch.
    • Other SPLIT button, SWAP button, EXIT (PANEL LOCK) button, SYSTEM button, TRANSPOSE button, DEMO (SYSTEM button + TRANSPOSE button)
  • Controllers
    • Realtime Controller Pitch bend wheel, Modulation wheel, SW1 button, SW2 button
    • Master Volume MASTER VOLUME knob
  • Principal Specifications
    • Frequency Response 20 Hz–22 kHz: +/-1.0 dB, 10 k ohm load
    • THD+N 20 Hz–22 kHz: 0.005%, 10 k ohm load
    • S/N Ratio 105 dB, 10 k ohm load
  • Audio Output
    • Audio Output (Left/Right): XLR Connector: XLR-3-32 type (balanced)
    • Output Impedance: 600 ohm
    • Maximum Level: +16 dBu
    • Load Impedance: 10 k ohm
    • LIFT - GND switch
    • Audio Output (L/Mono, R): phone Connector: 6.3 mm TS phone jacks (unbalanced)
    • Output Impedance: 1.1 k ohm stereo; 600 ohm mono (L/Mono only)
      Maximum Level: +16 dBu
    • Load Impedance: 10 k ohm Headphones Connector: 6.3 mm stereo phone jack
    • Output Impedance: 50 ohm
    • Maximum level: 150 mW + 150 mW @32 ohm
  • General
    • Foot Controllers DAMPER (half-pedaling supported), SWITCH, PEDAL
    • MIDI IN, OUT
    • USB USB A (TYPE A) x1: For connecting USB storage media
      USB B (TYPE B) x1: USB-MIDI Interface
    • Power Supply AC Power Supply terminal, Power button
    • Dimensions (W x D x H) 88-key: 1311 mm x 359 mm x 140 mm / 51.64" x 14.13" x 5.51" (excluding music stand)
    • Weight 88-key: 20.0 kg / 44.09 lbs (excluding music stand)
    • Power Consumption 30 W
    • Included Items AC cord, Music stand, Damper pedal (DS-1H), Keyboard stand (Standard-M-SV)
List Price: $3,400.00 Manufacturer: Korg
Price: $2,499.99 Too Low to Show! (Save N/A) Model Number: GRANDSTAGE88

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