API 500 Series Discrete Compressor, Re-Issue

£1,399.00

The JustPedals team think the API 500 Series Discrete Compressor, Re-Issue is a tasty New Compressor Pedals option for your smorgasbord (pedalboard). Just Read More for images videos and latest prices from the API brand and delivered by a UK retailer, with warranty & more.HERE'S WHAT API SAY ABOUT THE 525 COMPRESSOR: Originally released in the 70's, the API 525 is a "feedback" type compressor. An input (threshold) control and output (make-up gain) control are provided, along with an additional "Ceiling" fine-tune function which can increase gain reduction (lower threshold) while simultaneously raising output level to match, so the user…


Description

The JustPedals team think the API 500 Series Discrete Compressor, Re-Issue is a tasty New Compressor Pedals option for your smorgasbord (pedalboard). Just Read More for images videos and latest prices from the API brand and delivered by a UK retailer, with warranty & more.

HERE'S WHAT API SAY ABOUT THE 525 COMPRESSOR:

Originally released in the 70's, the API 525 is a "feedback" type compressor. An input (threshold) control and output (make-up gain) control are provided, along with an additional "Ceiling" fine-tune function which can increase gain reduction (lower threshold) while simultaneously raising output level to match, so the user can alter dynamics "on the fly" without level changes. A compression/limit switch sets ratio at either 2:1 or 20:1. Attack time is as fast as 15u/s. Four auto release modes are offered via two switches, 0.1s, 0.5s, 1.5s, & 2.0s. A De-Ess function inserts an inverse vocal energy curve filter in the detector for effective sibilance/pop reduction. The 525 design has been taken from the original blue prints and spec control drawings from the API archives.

Release times vary with frequency, with high frequency / full bandwidth content released faster than lower frequencies for natural envelope tracking. Attack time is fixed, chosen to catch the fastest peaks, without "pumping". Equally useful as a tracking, mixdown or program compressor/limiter, the 525 utilizes "vintage" dynamics control and an easy to use multi-function control set. The 525 has a hard-wire bypass switch, a balanced input, and a pinout that is the same as all the other 500 series modules. Two or more 525s can be linked for multi-channel compression.

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.

SPECIFICATIONS:

  • 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

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API

Category

Compressor Pedals

Compressor pedals even out the dynamics of your playing by reducing loud peaks and lifting quieter notes. This can add sustain, smooth out picking, tighten funk rhythm parts and make clean tones feel more controlled and studio-like.

They are useful for country, funk, pop, bass, slide guitar and any style where consistency matters. A compressor can be subtle and almost invisible, or it can become a noticeable part of your sound by adding snap, sustain and extra presence.

Tags

Compressor

Compressor pedals smooth out playing dynamics by reducing loud peaks and lifting quieter notes, helping create a more balanced and controlled guitar sound. Compression can add sustain, tighten rhythm playing and make clean tones feel more polished.

They are widely used in country, funk, pop and studio recording environments where consistency and articulation are important. Subtle compression can also improve the feel of an entire pedalboard.