• OCL-2 compression profile with our proprietary opto cell
• Six time constants with fast, rms, multi-slope and average
• Class A solid - state (no tubes)
• Sidechain hi-pass filter
• Single-space 500 series rack format
OCL-500 Specifications
Format: API® 500 series standard, fully compatible Input Impedance: 20K!, balanced
Output Impedance: less than 50!
Max. Output Level: +27dBu, balanced
Threshold: off to 20dB of gain reduction at +4dBu Ratio: 1.5:1 to 15: 1, soft knee
Output: Off to +20dB of makeup gain
Max. Gain Reduction: 27 dB
Frequency Response: +/- 1 dB from 10Hz to 95kHz
Noise Level: better than 78dB below +4dBu, 0-30kHz
Total Harmonic Distortion: less than 0.01% with no compression
Time Constants
Position Type
F Fast
A Average
V1 Vintage 1
V2 Vintage 2
M1 Manual 1 M1 Manual 2
Description
Peak-averaged by the opto-cell
RMS response
Three-stage multi-slope (auto) Slower three-stage multi-slope (auto) Medium attack, medium release Slower attack, slower release
Average and Vintage 1 are the presets in the Quartet. Vintage 2 is the Vintage preset in the Quartet II.
M1 and M2 are manual attack and release settings
often used in the OCL-2.
