Waves API 550 - Manual (Page 12)

3.2 Output Section
The Output section, which is identical on both the API 550A and API 550B, consists of controls for
Polarity (Phase Inversion) Analog Modeling, Output Level, and Trim.
Pol (Polarity)
Shifts the phase by 180 degrees.
Range
0deg-180deg
Default
0deg
Analog
Turns the Analog modeling on and off.
Range
On/Off
Default
On
Waves API 550 User Manual
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