503a Opto Compressor

incl. VAT, free shipping

Delivery Time 4 - 8 Days

The legendary sound of optical compression has just been redefined

Product Information

Whoever thinks optical compression is soft and unobtrusive might be proven wrong - this beast can get you as far as FETs and DiodeBridges would.

The flexible attack- & release times, handselected optocells and the individual matching of the circuitry to each cell is what makes this unit so special.

Months of research and a LOT of trial and error went into the development, making this of one of our favourite 500 series modules ever. 
From gently taming transients to letting your instruments pump in time, people that have tried it said:

Product Details

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  • threshold range from +26 to -10dBu!
  • adjustable ATTACK and RELEASE times
  • 2:1, 3:1 and 10:1 ratios
  • old (feedback) and new (feedforward)
  • 3 selectable sidechain frequencies
  • +25dB output gain
  • linkable for stereo operation 
  • optional output transformer

sound samples

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coming soon!