

The Roland MKS-20 is a digital piano sound module released in 1986. It utilizes Roland's Structured Adaptive Synthesis (SAS) technology to produce high-quality piano and keyboard sounds, making it popular among professional musicians for both studio recordings and live performances.
Virtual Roland MKS-20
ROLAND MKS-20
Overview
The Roland MKS-20 is a digital piano sound module released in 1986. It utilizes Roland’s Structured Adaptive Synthesis (SAS) technology to produce high-quality piano and keyboard sounds, making it popular among professional musicians for both studio recordings and live performances.
Key Features
- Polyphony: 16 voices
- Sounds: 8 presets with 56 total variations (7 per preset)
- Effects: Stereo chorus, stereo tremolo, and 3-band EQ with sweepable midrange
- Memory: Compatible with Roland M-16C memory cartridge
- Display: LCD for easy navigation and parameter adjustment
Sound Library
- 3 Acoustic Piano sounds
- 2 Electric Piano sounds
- Harpsichord
- Clavinet
- Vibraphone
Controls and Interface
- Front panel with sliders, buttons, and alpha-dial
- Headphone jack
- MIDI message indicator light
Connectivity
- MIDI In and Thru
- Stereo 1/4″ outputs
- 3-position output level switch
Physical Specifications
- Weight: 8 kg (17 lb 10 oz)
- Dimensions: Standard 19″ rack mount, 2U height (90 mm / 3.5″)
- Power Consumption: Not specified
Notable Features
- Voice Preserve function for sustained notes during sound changes
- Velocity-sensitive response when used with compatible MIDI controllers
- Particularly favored in Gospel Music
- Known for its distinctive sound that sits well in mixes