Thank you - Simple VCO success

[Dud]

It’s a hack from a megaphone toy voice changing (lofi pitch up /down/robotic voice …) and @analogoutput have made a module of it

a thread with vid here

Voice changer megaphone toy hack (+ module)

[megaphone] A megaphone toy with 8 combinations of voice effect (high pitch, down -1, -2 voice of robot, alien …), bending the toy clock and replaced by a pot, adding input and output jack,a volume pot, a feedback momentary switch and a little circuit with a 555 timer for an LFO with vactrol on the pitch pot, and we get a pseudo pitchshifter ? ring mod ? … according to the settings In a box from an old voltmeter. [Voice changer circuit bending (1)] here with a looper (drum sample), and a…