API 527A Compressor / Limiter

The API 527A is another in the famous line of VCA-based compressors from API, including the 225L, 529 and 2500 and 2500+ stereo bus compressors. Anyone familiar with one of these devices will immediately feel comfortable with the 527A.

• Feed-forward or feed-back compression
• Hard or soft knee compression
• Patented THRUST® switch for frequency-dependent sidechain control
• Continuously variable, 31 position detented THRESHOLD control
• Continuously variable, 31 position detented RATIO control
• Continuously variable, 31 position detented ATTACK and RELEASE controls
• Continuously variable, 31 position detented OUT (output) level control
• 10-segment gain reduction / VU meter (GR / Output)
• Overload LED
• IN switch with soft and hard relay bypass
• Audio circuit uses the 2510 and 2520 discrete op-amps