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API API

API 525A 500 Series Compressor/Limiter

Q&A SKU #M18384000000000
1195.0 $1,195.00
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Overview

A 500 Series compressor with fast attack for precise dynamics.

The API 525A 500 Series compressor/limiter builds on the legacy of the original API 525 discrete compressor from the 1970s, offering a modern version of one of the most revered vintage-style dynam

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Specs

525A 500 Series Compressor/Limiter Specifications:

Design
  • Form factor: 500 series module
  • Circuitry: Traditional API discrete audio path
  • Metering: Illuminated analog gain reduction VU meter with gain reduction LED indicator
  • Opamps: Equipped with API 2510 and 2520 opamps
  • Transformers: Proprietary API output transformer
  • Bypass: Hardware bypass for signal integrity
Performance
  • Attack time: Adjustable from 15 microseconds to 15 milliseconds
  • Release times: 7 selectable modes ranging from 0.05 to 2.0 seconds
  • Slopes: Compression 2:1 and limit 20:1
  • Maximum gain reduction: 25 dB
  • Frequency response: ± 0.5 dB, 20 Hz to 40 kHz
  • Signal-to-noise ratio: 112 dB
  • Maximum input level: +27 dBu
  • Maximum output level: +28 dBu
Connectivity
  • Input impedance: 80K ohms, balanced
  • Output impedance: 75 ohms, transformer coupled, balanced
  • Connector: API 500 edge connector, VPR Alliance compliant
Physical
  • Unit size: 1.5" x 5.25" x 7"
  • Unit weight: 1.5 lbs
  • Power requirements: 3 watts, VPR Alliance compliant
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