Trend price : 350€
The MKS50 is the Alpha Juno module version with some minor enhancement but keeping same sound.
Company: Roland
Model: MKS-50
Class: Module
Rackmount: 1 unit
Dates: 1987
Country: Japan
Weight: 3,5Kg
Dimensions: 480 (w) x 290 (h) x 44 (d) mm
Display: LCD
Synthesis: analog
Polyphony: 6 voices
Multitimbric: 1 part
Oscillator: 1 DCO
Filter: analog LP + HP
LFO: 1 modulator
Envelope: 1 EGs
Memory: 128 slots
Effects: analog chorus
Arpeggiator: none
CPU: M80C31
IC: IR3R05
OS: latest V2.1
Demo: 1
Video: 1
Review: 1
DOWNLOAD: user manual - service manual - all Mks50 patch archives -
Overview
MODULE 1 rack unit.
The main panel features a LCD display, 1 knob and
17 buttons.
Terminal connectors:
-
main signal out
- Midi interface
- tape interface
- headphones.
Voice
6 voices polyphony, each voice has an assigned DCO oscillator.
System can be edited with optional Programmer PG-300.
Oscillator
DCO is composed 2 main summable waveforms (pulse/sawtooth) + 1 sub oscillator + 1 noise generator:
Filter
- lowpass at -24dB/Oct : resonance does not reach the auto-oscillation
-
highpass: 4 scaled values
LFO
a single delayed modulator and 2 destinations with individual depth values:
-
DCO pitch
-
VCF filter
Envelope
a single 4-stages + 3 time levels with polarity inversion EG assignable to:
- DCO pitch
-
VCF filter cutoff
- VCA amplitude
with special gate mode
Performance
- octave transpose keyboard
-
15 aftertouch levels (by Midi IN) assignable to VCF / DCO / VCA.
- portamento
- chord mode learn (it outputs Midi)
- bender range 1 octave setting
- key transpose
Effect
section features an analog stereo chorus based on MN3101 + MN3009 IC like Juno-60 or Jx-3p with adjustable rate:
Memory
-
128 RAM slots
-
64 chords RAM slots
Review
OK: - juno series- still affordable - save space rack
NOT : - edit- limited structure
"the most sought-after Alpha, salve spacer filled with classic sounds. You need external controllers for a decent sound edit."
Text , review, special demos copyright polynominal.com / Eric Pochesci
