ring mod with the AD633

[Paul Perry]

At 12:39 PM 17/07/98 -0700, Jeff Foster  wrote:
>I know this is old hat, but I came across an AD633 today and recalled
>http://www.hyperreal.org/music/machines/categories/do-it-yourself/schematic
s/AD633.ringmod.gif
......this works OK......
>Any thoughts, suggestions or tips about building a ring mod based on the
>AD633?
....just be careful no hum gets in on the signal side, or it will give
what sounds like an annoying bleedthrough..actually the carrier modulated
by mains hum. The 633 works fine, I've built many ring mods with it, even for
'classical' Stockhausen performance.

paul perrry melbourne australia