Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!rutgers!mit-eddie!uw-beaver!ubc-cs!fs1!fs1.ee.ubc.ca!jthornto From: jthornto@fs1.ee.ubc.ca (THORNTON JOHAN A) Newsgroups: sci.electronics Subject: Re: Need circuit to drop music an octave Keywords: music Message-ID: <1332@fs1.ee.ubc.ca> Date: 21 Jul 90 04:42:11 GMT References: <1990Jul20.223615.4305@portia.Stanford.EDU> Sender: root@fs1.ee.ubc.ca Reply-To: jthornto@fs1.ee.ubc.ca (THORNTON JOHAN A) Organization: Dept. of Electrical Engineering University of B.C. Lines: 20 In article <1990Jul20.223615.4305@portia.Stanford.EDU> ceg@nova.stanford.edu (Chris Gronbeck) writes: > >I'm looking for suggestions as to the best way to design a circuit to >drop music >one or more octaves. A typlical application being making an electric guitar >perform like a bass. Any hints would be useful. Thanks. > The basic octavo circuit is: - send the signal into a clipper __|~~ - feed output into a divide by two flip-flop - wave-shape the output (filter...) ------- _/__/ ----------------------------------------------------- _| ___| E l e c t r i c a l | Johan Thornton, Esq. | | |_/ E n g i n E E r i n g |------------------------- |/| __| U n i v e r s i t y | jthornto@fs1.ee.ubc.ca |-| |/__ o f B r i t i s h |------------------------- | |_____| C o l u m b i a | This space for rent ---- |__|/_| ------------------------------------------------------