APPENDIX
KS Rack Technical Specification
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74
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Architecture
Voices
16
Modes
Program (Mono Timbral)
Performance (Four Part multi
timbral)
Part Edit
Note range /
Fine/semi-tone detune / On-Off /
Output select / MIDI channel
Audio Input
1 x 20 Bit A/D
Audio Outputs
4 x 24 Bit D/A
Oscillators 1, 2 and 3
Waveforms
Square / Saw / Variable Pulse /
Tri / Sine / Double Saw /
Double Tri / Double Sine /
16 Complex Cycle Waveforms
Noise Sources
White / Crack / Metal 1 / Metal 2
Octave Range
Shift -1 / 0 /+1 / +2
Mod Env Depth
-64 to +63
LFO1 Depth
-64 to +63
PWM Source
Mod Env / Manual / LFO2
Ring Mod
1 * 2
FM
2 * 3
2 * 3 FM Level
0 – 127
2 * 3 FM Mod Level
0 – 127
FM Env Attack Rate
250uS-20 Seconds
FM Env Decay Rate
1mS-20 Seconds
Comprehensive Aftertouch, Breath and Pitch / Mod Wheel control of both static pitch and
modulation of pitch
Mixer
Osc 1 Static Level
0 – 127
Osc 1 Mod Level / Lfo1
-64 to +63
Osc 2 Static Level
0 – 127
Osc 2 Mod Level / Lfo2
-64 to +63
Osc 3 Static Level
0 – 127
Osc 3 Mod Level / AD Env
-64 to +63
Noise Static Level
0 – 127
Noise Mod Level / Lfo1
-64 to +63
FM StaticLevel
0 – 127
FM Mod Level / AD Env
-64 to +63
Ext Input Static Level
0 – 127
Ext Input Mod
Level / AD Env
-64 to +63
Filter
Frequency 5Hz-24kHz
Slope
12dB / 24dB
Modes
Low Pass
High Pass
Band Pass
Resonance
0-Self Oscillation (24dB mode)
Mod Env Depth
-64 to +63
LFO 2 Depth
-64 to +63
Cut Off
0 – 127
Keyboard Tracking
0 – 127
Velocity
0 - 127
Overdrive
0 – 127
Q normalise
0 - 127
Comprehensive Aftertouch, Breath and Pitch / Mod Wheel control of both static filter freq and
modulation of filter freq
Amplifier & Modulation Envelopes
Velocity
-64 to +63
Attack 250uS-20
Seconds
Decay 1mS-20
Seconds
Sustain
0 – 127
Release
1mS – 20 Seconds
Delay (Mod Env)
1mS-20 Seconds
LFO1 - LFO2
Modes
Cyclic / One-shot
Waveforms
Sine / Tri / Saw / Squ /
Sample & Hold / Sample & Hold /
Quantize / Random
12 Intricate Wavetables
Speed
0 Hz – 1Khz
Delay Fade In
0 – 5 Seconds
LFO Sync
Internal – MIDI Clock
Arpeggiator
Arpeggiators
4 Independent
Controls
Speed / Range / Gate Time
MIDI Clock / Sync / Keysync
Modes
Up / Down / Rand / Chord
Patterns
16 Rhythmic
Interfacing
MIDI Sockets
In / Out / Thru
Audio Input
Line Level 1 x Mono 1/4” Jack
Audio Outputs
Line Level 1 x Mono 1/4” Jack
Pedals
Sustain / Expression 1/4” Jack
Effects
Reverb
Level / Echo Chamber, Small
Room, Large Room, Small Hall,
Large Hall, Grand hall / Decay /
Wheel Level
Chorus - Phaser
Level / Rate / Type / MIDI
Clock Sync / Feedback / Mod
Depth / Centre / MIDI clock sync
initial Position, Wheel Level
Distortion
Drive / Compensation /
Wheel Level
Panning
Position / Mod Depth / Speed /
MIDI clock Sync, Initial Position
Delay
Depth / Time / Feedback / MIDI
Clock Sync / Stereo Width /
Ratio / Wheel Level
16 Band Vocoder
On –Off / Sibilance Level /
Sibilance Type
EQ / Filter
Depth / Freq / Mod Depth /
Mod Speed. MIDI clock sync /
MIDI clock sync Initial position
General
Power (AC Mains)
85 - 270 V.A.C 250mA
Dimensions (mm)
W=852 H=94 D=300 (KS4)
W=1018 H=94 D=300 (KS5)
Weights
KS4 = 7.5kg / KS5 = 9.5kg
Specifications