Modulation is the process of varying one or more properties of a high-frequency periodic waveform.
Modulation, Modulations, Modulate, and Modulator may also refer to:
Economics
- Modulation (European Union), an authorized reduction in direct aid to producers
Science
Music
- Modulation (music), a change of key
- Modulating subject, a fugue subject which modulates
- Ring modulation, a signal processing function use by synthesizers or effects units
- Modulate (band), UK electronic band
- The Modulations, 1970s American band
- Modulations A History of Electronic Music by Peter Shapiro, 2000 accompanying book to 1998 documentary
Classical compositions
- Modulating Prelude, KV. 624 Mozart
- L'art de la modulation F-A. Philidor
- Modulation, Johannes Fritsch
- Clothes-pin modulation, Ernst Reijseger
- Modulationes for 6 voices, Zarlino
- Modulations, Jørgen Plaetner
- Module Modulations, Carl Ludwig Hübsch (b.1966)
- Transcendental Modulations, George Perle
Albums
- Modulations (film), 1998 film and soundtrack album, with 2000 book about the history of electronic music
- Modulate (album), a rock/electronica album by Bob Mould
- Modulator (EP), an electronica EP by Information Society
Other
- Federal Signal Modulator, a civil defense siren