The CMOS Orchestra > Synth > 808 Kick Clone
808 Kick Clone
Nothing better than the 808 kick as a first beatbox build, a solid foundation…
There are many designs around based on the original service manual published by Roland, including all the schematics.
I got help from this one, as the original schematics have been redone at a larger scale:
Just be aware that you are going to need a negative -12 or -15 Volts DC rail. I could build myself one using the negative edge of the pulse out of a 555 timer using this:
This is how it looks on a breadboard:
And this is how it sounds: great!!