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Akai Sg01V

Vintage Sound Module (1995)

Akai Sg01v

"Half-rack rompler module based on pretty old samples from vintage synthesizers and some classic drum machines"

Overview 

OVERVIEW Half rack Midi module, made out of metal, main panel features a basic segment 3-digit display, 7 buttons and a single volume knob.
There are 2 other models from the same line with different sounds: General Midi SG01k and piano SG01p

MIDI nice Midi Implementation, sounds can be saved to standard Sysex bulk dump. 
TIP: It is possible to change more sound parameters using Midi Sysex or NRPN.
CC 7 Level 
CC 10 pan 
CC 16 attack release effect (shape) 
CC 17 filter (tone) 
CC 18 resonance or FX speed 

TERMINAL CONNECTORS 
1- headphones out
2- stereo jack out
3-Midi IN OUT THRU
4-Power switch
5-PSU input 10VDC with positive center

Akai Sg01v

Sound and Wavetable

SOUND VOICE main core based on a 16 bits NEC D-70236 CPU manages 32 voices polyphony, reduced to 30 if reverb DSP is engaged;
DAC is a nec UPD63210GT and various LSI ASIC (L7A0986 + DSP L7A1045). Sounds cannot be really edited from panel, you need an external editor, we support CTRLR which is free and still working on modern machines, for archivial purposes we remember also "G01V Edit" (for old PC) and Midi Programmer (also for old windows).

WAVETABLE internal PCM ROM contains 128 PCM recorded at 16 bits resolution which contains sample from famous vintage machines: 
Roland JX-3p, PPG, VP-330, Juno-60, Oberheim OB-XA, Solina, Mellotron, Matrix 12, but also drum machines e.g TR-808, Simmons SDS V and more Full preset list

 PERFORMANCE sounds can be assigned to 16 parts but overall setting cannot be saved.
 Each part features individual parameters:
- volume mix
- stereo panning
- FX amount
- coarse + fine tuning
- Special MONO mode handles portamento and glide functions. 

CPU
DAC

Edit and effects

ENVELOPE a simple 3-segments EG ADR

FILTER digital resonant low pass filter.

LFO 
 a single delayed modulator is accessible triggering Midi CC#1 modulation wheel .

EFFECTS internal DSP generates 30 reverbs organized into 5 main families: hall, plate, cathedral, metal and ambience.

LFO

Memory

MEMORY 256 preset patches +  2 preset drum kits. NO RAM patch, you cannot save your patches.

BATTERY REPLACEMENT  an internal 3V CR-2032 just saves basic settings and the last edited sound, anything else must be saved by Midi dump protocol. After you can do a SG01V FACTORY RESET : "Switch ON holding DATA UP + DATA DOWN" 

Akai SG01v

Akai Sg01v Technical Data

Company: Akai
Model: SG01V
Class: Synth Module
Dates: 1995
Country: JAPAN
Price: 100€ 
Synthesis: PCM rompler
Display: 3 digit segment
Resolution: 16 bits
N.waves: 128 PCM
Polyphony: 32 voices
Multitimbric: 16 parts
Oscillator: 1 PCM sosc
Filter: Digital Low pass
LFO: 1 modulator
Envelope: 1 EG ADR
Effect: 30 reverb


CPU: D-70236
DAC: UPD63210GT
PSU: 10V DC 

Weight: 1,4 Kg
Dimensions: 214 (w) x 257.6 (h) x 43.7 (d) mm

video demo

Do you use this machine ? do you like it?  Let us know in the comment field just below 

DISQUS COMMENTS WILL BE SHOWN ONLY WHEN YOUR SITE IS ONLINE

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