Korg m50-73 User Guide

Operating temperature

±0 – +40 °C

Keyboard

88

88 key Real Weighted Hammer Action (RH3) (no aftertouch)
* The key weight of the RH3 keyboard differs in four stages across the pitch range 
(with low notes being heavier, and high notes being lighter), delivering a playing feel 
similar to that of a grand piano.

61

Natural Touch Keyboard (no aftertouch)

System

EDS (Enhanced Definition Synthesis)

Sound Engine

Maximum Polyphony

80 voices max, single mode
40 voices max, double mode
* The actual maximum polyphony will vary depending on oscillator settings such as 
stereo multisamples and velocity crossfading.

Preset PCM

256 Mbytes (when calculated as 16-bit linear data)
1,077 multisamples (including seven stereo), 1,609 drum samples (including 116 
stereo)

Programs

Oscillator

OSC1 (Single), OSC1+2 (Double): Stereo multisamples are supported
4 velocity zones per oscillator, with switching, crossfades and layers.

Filters

Four types of filter routing (single, serial, parallel, 24 dB)
Two multi-mode filters per voice (low pass, high pass, band pass, band reject)

Driver

Per-voice nonlinear driver and low boost.

EQ

Three bands, with sweepable mid.

Modulation

For each voice, two envelope generators (Filter & Amp), two LFOs, two key tracking 
generators (Filter & Amp), and two AMS mixers
In addition, pitch EG, common LFO, and two common key tracking generators

Combinations

16 Timbres

Up to sixteen timbres, keyboard and velocity split/layer/crossfade, and modifications 
to the program setting via the Tone Adjust function

Master Keyboard 
functionality

These allow you to control external MIDI devices

Drum Kits

Stereo and mono drumsamples.
4-way velocity switches with crossfades and adjustable crossfade shapes (Linear, Power, Layer).

The number of 
…
-Combinations
-Programs
-Drum Kits

User Combinations

512 Combinations/384 Preload

User Programs

640 Programs/608 Preload

User Drum Kits

48 Drum Kits/32 Preload

Preset Programs

256 GM2 Programs + 9 GM2 Drum Programs

Effects

5 Insert Effects

In-line processing; stereo in - stereo out.

2 Master Effects

Two effects sends; stereo in - stereo out.

1 Total Effect

For overall processing on the main outputs, such as compression, limiting, and EQ; 
stereo in - stereo out.

3-band Track EQ

High, low, and sweepable mid band. Per Program in Program Mode, per Timbre in 
Combination mode (16 total), and per Track in Sequencer mode (16 total).

Effects types

170 types (Usable for insert, master, or total effects. However, double-size effects 
cannot be used as the total effect.)

Modulation

Dynamic Modulation, two common LFOs

Effects Control Bus

Stereo side-chaining for limiter, gates, vocoders, etc.

Effects Presets

Up to 32 per Effect

Dual polyphonic arpeggiators

Program mode: one arpeggiator available. Combination and Sequencer modes: two arpeggiators available.

5 preset arpeggio patterns

1028 user arpeggio patterns

 (900 preload)

Drum Track

Preset patterns

671 patterns (Held in common with 

sequencer preset patterns.)

User patterns

1,000 patterns. Patterns created in Sequencer mode can be converted to drum track 
user patterns.

Trigger Mode / Sync / Zone settings can be specified

Sequencer

16MIDI Tracks & 1 Master Track

128 Songs 

Resolution: 480 ppq (parts per quarter-note)

Tempo: 40.00–300.00 bpm (1/100 bpm resolution)

Up to 210,000 MIDI events

16 preset/16 user template songs

Cue List function

20 cue lists. Songs can be arranged consecutively or repeatedly in up to 99 steps. A 
cue list can be converted back into a song.

Patterns/RPPR

671 Presets /100 User Patterns (per Song)
RPPR (Realtime Pattern Play/Recording): 1 set per Song.

Format

Korg (M50) format, SMF (formats 0 and 1) supported