Circuit Abbey - ADSRjr Expander


The expansion module for the ADSRjr by Circuit Abbey adds serveral features to the main module: voltage control of envlope segment times, directly switchable curve characteristics and additional outputs.



Features added by the expander module:

  • CV control of each segment i.e. attack, decay, sustain and release
  • Buttons for selecting linear or exponential curves, they substitute the jumpers on the main module
  • Trigger button and trigger input
  • End of attack, decay, and release outputs, they output a pulse after the according segment is finished
  • Inverted output jack

Gate input, envelope output


3U Eurorack module, 4HP wide, 26mm deep.  No current draw

0.062 kg
Article Number
former retail price: €71.43

This item is discontinued or sold out and no longer available, please feel free to look for comparable new stuff in the following categories.


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