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.
Features
Sound engines that deliver the utmost in stage sound perfection
A user interface designed for playability on stage.
Reverb and delay that are easy to control.
Dynamics knob lets you instantly control the sound’s crispness and expressivity.
Favorite buttons let you instantly recall the sound you want.
Smooth sound transition creates a natural-feeling change when you switch sounds.
Three-band equalizer lets you shape your sound.
Layer/split capability lets you easily combine sounds.
Panel lock prevents unintended operation.
RH3 keyboard responds to even the subtlest nuances of your playing.
Design that combines both elegance and individuality.
Music rest, pedal, and keyboard stand are included.
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)
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)
Pitch bend wheel, Modulation wheel, SW1 button, SW2 button
Master Volume
MASTER VOLUME knob
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 (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
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)
73-key: 1099 mm x 359 mm x 140 mm / 43.27" x 14.13" x 5.51" (excluding music stand)
Weight
88-key: 20.0 kg / 44.09 lbs (excluding music stand)