Featuring four overlapped EQ bands, the API 550B features 7 switchable filter frequencies spanning up to 5 octaves per band. “Proportional Q” automatically widens the filter bandwidth at lower settings and narrows it at higher settings. It even lets you undo previous processing, affect or even reverse tonal modifications.

Featuring four overlapped EQ bands, the 550B gives your tracks that sweet analog sound that API is renowned for. With 7 switchable filter frequencies spanning up to 5 octaves per band, the 550B's "Proportional Q" automatically widens the filter bandwidth at minimal settings and narrows it at higher settings.

api 550b The API 550B seems like the kind of product a company would create in response to users saying “yeah, I like the 550A, but it could really use four bands instead of three, and more frequency choices.”

The API 550B functions both as a problem solver and a sweetening device, and provides four overlapped EQ bands with seven switchable filter frequencies spanning up to five octaves per band. "Proportional Q" automatically widens the filter bandwidth at minimal settings and narrows it at higher settings.

With their vast range of tonal possibilities, the API 550A and 550B are a pair of versatile EQs with that one-of-a-kind API sound. FEATURES: -Modeled vintage EQ plugins. -Developed in association with API. -API 550A: 5 selected frequency centers per band. -API 550A: Maximum 12 dB of boost/cut per band in 2-3 dB steps.

Modeled on the 1960’s legend, the API 550A EQ delivers a sound that has been a hallmark of high end studios for decade. The API 550 introduced visionary EQ curves. Q varies with gain, so boosting adds a more focused musical quality—while reducing gain provides natural, subtle-to-steep tone shaping.

The API 550B includes 7 selected frequency centers, 12 dB of boost/cut per band, bands 1 and 4 offer shelf/peak switching, and high headroom +30 dB clip level.

With their vast range of tonal possibilities, the API 550A and 550B are a pair of versatile EQs with that one-of-a-kind API sound. Waves API 550 Features: Modeled vintage EQ plugins; Developed in association with API; API 550A: 5 selected frequency centers per band ; Maximum 12 dB of boost/cut per band in 2-3 dB steps "Proportional Q" narrows ...