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 | Lo-Fi adds noise generation, bit-rate reduction, distortion, and saturation to sound. |
| Sci-Fi adds analog synthesizer-type ring modulation, frequency modulation, and variable frequency resonator. |
| Recti-Fi generates new harmonics and subharmonics through waveform rectification. |
| Vari-Fi adds tape and turntable "start up" and "slow down" effects. |