Discrete compressor with variable attack and release.

Channel strip featuring API’s 512c Mic Pre, 527A Compressor, 550A Equalizer, and patented THRUST

The new 5500 Anniversary Edition retains all the sonic and functional characteristics of the standard...

Special Edition 10-band Graphic EQ based on the original API 560 EQ

3 bands of classic API equalization

Special Edition 1608-II Console with 550A, 560 EQ modules, and API’s Final Touch Automation®

4-band Parametric EQ based on the classic APSI 562 EQ

Original compressor circuit designed for the ATI Paragon Console with API’s patented THRUST®...

API’s legendary EQ circuit, incorporated in a versatile bass effects pedal

2 channels of API’s classic microphone preamp design

Standalone version of the monitoring functionality
built into the center section of API’s legendary...

2-channel, FET feedback-style compressor/limiter with a Class-A tube output stage that utilizes a custom API...