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Dubreq Stylophone S2

Portable touch synthesizer (2012)

Manual
Dubreq Stylophone s2
"upgraded version of Stylophone S1 with stylus and touch pad"

Overview 

KEYBOARD The monophonic keyboard can be played either with a stylus or with a finger it operates with either batteries or VDC PSU.
If the instrument is not grounded by being on a conductive surface, plugged into an amp or headphones, or plugged into mainspower then the user must be touching the case of the instrument to allow it to reliably detect key touches. 

CONTROLS The touch-pads often have multiple settings, tapping them cycles through modes or options. You will noticethe pattern of the light ring display changes as you cycle through the different options for each pad. Here is aquick run down of the function touch pads, going CCW (down) on the left side of the speaker:


TERMINAL CONNECTORS: Main output: 1/4″ jack-socket + CV and Trigger input sockets (3.5mm jack)

dubreq stylophone s2

Sound

OSCILLATOR two syncable VCO oscillator with ring modulation EXOR 
VCO1 SHAPE: waveform/shape of VCO1 and sub-oscillator toggle (SUBOSC means -1 octave,SUBSUBOSC means -2 octave)
1. Square wave (LED on)
2. Sawtooth
3. Square + Subosc
4. Sawtooth + Subosc
5. Square + SubSubosc
6. Sawtooth + SubSubosc
7. Square + Subosc + SubSubosc
8. Sawtooth + Subosc + SubSubosc
VCO2 is same without SUB

FILTER low pass + high pass

LFO  SHAPE: shape of LFO waveform Sine, Triangle, Saw Rising, Saw Falling, square (duty 50%), Square (duty-cycle controlled by knob#2)
Random and Staircase. The modulator LFO destinations are: VCO1 & VCO2 frequency, VCO1 frequency only, VCO1 & VCO2 frequency, VCA amplitude, VCO1 frequency & VCA amplitude finallyVCA only
stylus

Stylophone S2 Technical Data

 Metal cased construction 
    37 note (3 octave) keyboard, with +/-2 octaves of OCTAVE shift 
    Monophonic keyboard works with wireless stylus (included) or finger touch
    All analogue signal path.
   
 Classic British 12dB/octave state-variable filter.
    All transistor voltage controlled oscillators. + Sub-oscillators for incredibly fat-bass.
    input (to use the filter and envelope generator as effects).
    LFO (low frequency oscillator) with 14 octave range.
   
4xAA cell operation or external DC (mains adapter not included).
    Main output: 1/4″ jack-socket + CV and Trigger input sockets (3.5mm jack)
    illuminated speaker detail spins to show LFO speed and settings

DIMENSIONS: 308mm X 120mm X 26mm 
WEIGHT: less than 1kg

dubreq stylophone s2

video demo

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

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