-- card: 17371 from stack: in -- bmap block id: 0 -- flags: 0000 -- background id: 3551 -- name: -- part contents for background part 3 ----- text ----- filter -- part contents for background part 4 ----- text ----- a synthesizer modifier used to modify waveshape by selectively removing partials from a wave's spectrum. Also see highpass, lowpass, bandpass, and band-reject filters. -- part contents for background part 16 ----- text ----- 173