Re: Flangers (Dan Levitin )

Subject: Re: Flangers
From:    Dan Levitin  <levitin(at)CCRMA.STANFORD.EDU>
Date:    Wed, 2 Sep 1998 09:24:08 -0700

On Mon, 31 Aug 1998, Brian Gygi wrote: > On Mon, 31 Aug 1998, Alain de Cheveigne' wrote: > > > I'm not sure what is the processing within a "flanger". Is it a kind of > > time-domain comb filtering (ie subtraction or addition of the signal to > > itelf after a delay)? > > That's precisely what a flanger does. If I remember the origin of the > term correctly, before multi tack tapes, engineers would double track > vocals by running two tape decks simultaneously and selectively put their > finger on the flange of the tape reel to slow down one of the tracks. > Yes. This technique was actually invented by Geoff Emerick, the Beatles' recording engineer. Daniel Levitin Center for Computer Research in Music and Acoustics Stanford University Email to AUDITORY should now be sent to AUDITORY(at) LISTSERV commands should be sent to listserv(at) Information is available on the WEB at

This message came from the mail archive
maintained by:
DAn Ellis <>
Electrical Engineering Dept., Columbia University