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Ensoniq KT-88

64 Voice Weighted Action Workstation (1994)

Ensoniq Kt-88

"Rompler workstation with GM general Midi sounds, a 88 weighted version of Kt-76 keeping same technical characteristics  " 

 Main Data 

Ensoniq KT76 KT88



Company: Ensoniq
Model: KT-88
Class: Workstation
technology: rompler
Wavetable: 211 PCM (3x2 MB ROM)
Keyboard: 88 dynamic keys
Velocity curves: 14 models
Dates: 1994
Country: United States
Weight: / Kg
Dimensions: / mm
Price: 300€

Display: LCD 32 chars
Tuning table: 30 presets
Multitimbric: 16 parts 
Oscillator: 3 PCM per voice max
Filter: 2 x 2 poles digital resonante filter (Low pass or High pass)
Envelope: 3 digital envelope 
Effect: 13 algorithm models
Midi: IN / OUT / THRU
Sequencer: onboard 16 tracks
Sequencer Memory: 6500 notes expandable to 100,000 with a PCMCIA card
Sound Memory:  100 RAM + 80 ROM
Storage: MC-512 PCMCIA RAM
CPU: MC68EC020FG 25 MHz    
OS: on two EPROMS LO + HI
PSU: internal 
IC: OTTOR2C (2x same found on some earlier pc soundcard) / ESPR6 609-0390750 Custom Programmable DSP


88 keys with pressure, transpose function, 2 wheel for modulation and pitch bender.
All data are edited with single Data slider.

Rear panel connectors:
-Midi I/O
-single (mono) or a dual (stereo) foot switch input
-Cv pedal input
-Stereo out

Front:
-headphones
-PCMCIA slot card

 - FACTORY SYSEX DOWNLOAD 

- No official VST plugin


 - owner's manual download

-  Service manual and schematics (contact us if you have it)

How to Reinitialize the KT
1.Press the {EDIT_SEQ/PRESET}button.
2.While holding down the upper {9}bbutton, press the lower {9} button.
3.press yes ! DONE!

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KT-88 In details 

CPU ENSONIQ

VOICE main CPU MC68EC020FG handles 64 voices polyphony.
Each voice is composed by a maxium of 3 PCM samples (1 voice per sample) out of a 211 wavetable which is organized into 14 categories, including famous "transwave" synthesizer sounds.

Sample can be played with delay, backward, with start point.

CPU

Motorola MC68EC020FG

Voices

64 voices polyphony, up to 3 PCM per voice.
Special Drum mode.

Wavetable

211 PCM multisampled at 16 bits

Ensoniq Tk motherboard

Kt-88 Performance

-30 tuning scales
- 2 mono modes with glide / legato
-13 algorithm effects (revern, delay, chorus, phaser, leslie)
- 4 velocity curves (linear, convex, concave, quickrise)
-Special General Midi mode
- 16  tracks internal sequencer

Ensoniq KT88

LFO / EG / FILTER

Filter

FILTER 

digital resonant filter stage comprised of two multi-mode digital filter that can be set in 4 modes  between LP (low pass) and HP (high pass):

- 3LP / 1LP
- 2LP / 2LP
- 3LP / 1HP
- 2LP / 2HP

LFo

LFO

1 single delayed modulator (7 shapes: triangle, sinewave, square,mix of a sine and triangle wave, positive sinewave, a positive-only triangle and  sawtooth) ) can be Midi clock Sync or freerun mode (no retrig).

Modulation Matrix  15 routable modulation sources: noise (x2) LFO, EG (x3), wheel, wheel +pressure, pitch bender, CV pedal, Midi CC, Aftertouch, Keyb tracking, velocity)

Envelope

Envelope

3 digital EG each with following data:

-Times: Attack, Decay1, 2, Release
-Levels: Peak, Break, Sustain
-39 preset envelope shapes

Esoniq TK memory

Memory

Sequencer + patch

Sequencer Memory: 6500 notes expandable to 100,000 with a PCMCIA card
Sound Memory: 100 RAM + 80 ROM with "soundfinder" tool

Battery

Internal Lithium CR2032 soldered to the mainboard

Our Verdict 

"Good rompler with typical Ensoniq sounds, a bit bulky and may need maintenance now. " 

Sound 
quality

Interface

Build
 quality

Rarity

Quality / 
price

Overall

CONS

- old wavetable
- bulky
- may need maintenance

PROS

-now cheap
- transwave technology

Are you a TK88 - 76 user? do you like it? You do not agree with our review?  Let us know in the comment field just below 

DISQUS COMMENTS WILL BE SHOWN ONLY WHEN YOUR SITE IS ONLINE

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Audio demo and video 

Ensoniq kt88 Ensoniq kt88
71 out of 100 based on 1 user ratings
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