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Voltage Controlled Amplifier
Let's Go Shopping

3D Model

This VCA (Voltage Controlled Amplifier) is suitable for audio modulation.
A build option allows it to also be used for control voltage modulation.

This design is based on the VCA3+ by René Schmitz and is used with permission.

PCB Dimensions: 1 " x 6" with 3.2mm fixing points 0.15" from the edges
Power Consumption:
+12V @
-12V @

Article, art & design copyright 2003 by Ken Stone

Email:  elby-designs@bigpond.com
© Copyright 2000. All rights reserved.     Revised: October 29, 2022