All lessons
71
←→Change lesson/Search
Invert polarity or apply gain to a route.
Phase Invert to flip polarity
Set ±3 / ±6 dB for a gain change
Set the drawing mode (or right-click a cell) to Phase Invert to flip polarity — useful for M/S decoding — or to +3/+6/-3/-6 dB to route with a gain change.