API Used API API550A Equalizer

Description

The used API 550A Equalizer is a classic 3-band EQ in excellent condition, perfect for adding legendary analog warmth and precision to your recordings. Featuring switchable frequencies per band, 12 dB of boost/cut, and proportional Q technology, this 500-series module delivers musical and smooth equalization with minimal phase distortion. Originally designed for API consoles, the 550A offers high headroom and the signature punchy sound that has made it a studio standard for decades. Each EQ band includes five carefully selected frequency points, with band-pass filtering to ensure clarity and sonic integrity. The high and low bands can be switched between peaking and shelving modes for added flexibility. Handcrafted in the USA with top-tier components, this equalizer is ideal for tracking, mixing, and mastering applications. Whether you’re shaping vocals, instruments, or full mixes, the API 550A brings unmistakable character and professional-grade performance to any setup.