API 525 Used
Home → Outboard/Recording → 500 Series → Compressors → API Audio
API 525 Used
For sale is a used API 525 500 series compressor. Mint shape with original boxes. Fully functional. These retail for $1295 new, save a bunch here. We have two available, sequential serial number pair. Listed price is for one.
Free shipping in the USA.
Flat rate discounted international shipping.
For sale is a used API 525 500 series compressor. Mint shape with original boxes. Fully functional. These retail for $1295 new, save a bunch here. We have two available, sequential serial number pair. Listed price is for one.
Free shipping in the USA.
Flat rate discounted international shipping.
The API 525 Compressor makes use of the 2510 and 2520 op-amps and exhibits the reliability, long life, and uniformity which are characteristic of all API products.
- Exact reissue of API's original 525 from the early 70's
- Peak detecting "feedback" compressor/limiter
- Variable Threshold and Output levels
- Unique "Ceiling" control combines key functions
- Analog VU meter for monitoring gain reduction
- 4 Switchable release modes
- De-Ess function
- Traditional API fully discrete circuit design
- Active Balanced Input/Output
- Hardwire bypass
- Exact reissue of API's original 525 from the early 70's
- Peak detecting "feedback" compressor/limiter
- Variable Threshold and Output levels
- Unique "Ceiling" control combines key functions
- Analog VU meter for monitoring gain reduction
- 4 Switchable release modes
- De-Ess function
- Traditional API fully discrete circuit design
- Active Balanced Input/Output
- Hardwire bypass
Connector: API 500 Edge Connector - VPR Alliance Compliant
Input Impedance: 60K Ohms, Balanced
Output Impedance: 75 Ohms, Transformer coupled, Balanced
Maximum Input Level: +27 dBu
Maximum Output Level: +28 dBu
Attack Time: 15 micro seconds
Release Time: 0.1, 0.5, 2.0, 2.5 seconds
Slopes: Compression 2:1, Limit 20:1
Maximum Gain Reduction: 25 dB
Metering: Illuminated Analog Gain Reduction dB meter
Frequency Response: ±0.5 dB, 20 Hz to 40 kHz
Signal to Noise Ratio: 112 dB
Power Consumption: 3 Watts - VPR Alliance Compliant
Unit Size: 1.5" X 5.25" X 7"
Shipping Size: 4.5" X 6.5" X 10"
Unit Weight: 1.8 lbs.
Shipping Weight: 2.2 lbs.
API 525 Manual
Input Impedance: 60K Ohms, Balanced
Output Impedance: 75 Ohms, Transformer coupled, Balanced
Maximum Input Level: +27 dBu
Maximum Output Level: +28 dBu
Attack Time: 15 micro seconds
Release Time: 0.1, 0.5, 2.0, 2.5 seconds
Slopes: Compression 2:1, Limit 20:1
Maximum Gain Reduction: 25 dB
Metering: Illuminated Analog Gain Reduction dB meter
Frequency Response: ±0.5 dB, 20 Hz to 40 kHz
Signal to Noise Ratio: 112 dB
Power Consumption: 3 Watts - VPR Alliance Compliant
Unit Size: 1.5" X 5.25" X 7"
Shipping Size: 4.5" X 6.5" X 10"
Unit Weight: 1.8 lbs.
Shipping Weight: 2.2 lbs.
API 525 Manual
