Comp 500
  • Transparent optical element behavior
  • Release time flexible, from leveling amp to compression
  • Jensen output transformer
  • LED metering for gain reduction and output level
  • Stereo linking to second Comp 500

The COMP 500 module is an optical compressor that features an electronically balanced input and Jensen JT-11DL transformer balanced output. The optical element was designed and produced exclusively for Aphex. The COMP 500 also features stereo linking, LED metering and illuminated switches.


Professional Studio Recording - The Comp 500 is well suited for recording and mixing music, dialog or sound effects. Its optical compressor brings your audio levels under control, while preserving tone and attack. Try two Comp 500s stereo linked on your stereo mix buss. The Comp 500 provides top of the line compression and will make for a welcome addition to any studio.

Pair it with a J Pre 500 and an EQF 500 for the ultimate channel strip, or use it with any of your favorite 500 series modules. It also works flawlessly as a hardware insert processor for your DAW tracks when it’s time to mix.

Not only does the Comp 500 sound great, it is also incredibly easy to use and very affordable. This 500 series optical compressor belongs in your 500 Series arsenal.

The Comp 500 is approved by the VPR Alliance.

PAR Pro Audio Review "Studio Review," October 2013
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Type Transformerless, active balanced
Impedance 40kohm balanced, 20kohm unbalanced
CMRR >40dB @ 60Hz
Max Input Level (not enabled) N/A – true bypass
Max Input Level (enabled) >26dBu
Type Transformer balanced
Nominal Operating Level +4dBu
Level Meter Peak +18 dBu
Maximum Level +26dBu
Impedance 100 ohm nominal
THD <0.003% @ +4dBu input (Drive/Output mid, min ratio, no compression)
THD <0.05% @ +10dBu input (Drive/Output mid, max ratio, ~6dB compression)
Frequency Response +0.1/-1.0dB <10Hz to 45kHz
Current draw 60mA

All specifications are subject to change without notice.

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Owner's Manual

Comp 500 Owner's Manual

Promo Materials (click to download PDF)

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