MATRIXSYNTH: Haible (JH.) Trapezoid VCA Prototype (like EMS)


Tuesday, February 08, 2011

Haible (JH.) Trapezoid VCA Prototype (like EMS)


via this auction

"Prototype of the
"Trapezoid VCA" Project"
(click for more info and samples)

" * Emulating the EMS VCS3 and Synthi A Trapezoid Generator without copying the actual circuit
* Unique FET-based VCA included
* Parameters not independend of each other - quirky and inspiring like the original
* Positive and negative Polarity with variable DC shift
* Self-Cycle Mode smoothly activated towards the end of Off-Time knob range
* Standard Voltage Trigger and Switch Trigger inputs
* 3 Power options:
o +/-15V with MOTM and Synthesizers.com connectors
o +/-12V with "Euro standard" 10-pin connector
o 15V AC Wallwart - ideal for making a standalone box
* Voltage controlled Decay with positive or negative amount
* A variety of extra functions that you can implement, or omit."


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