The Hackadays series by Elliot Williams are a gold mine:
This is a super simple 8 steps sequencer based on the Baby 10 featuring two 4017 ICs.
Here is my breadboard rendition of it gating the power of a 4069/40106 based oscillator:
Everything here works more or less as it should
The Hackadays series by Elliot Williams are a gold mine:
This is a super simple 8 steps sequencer based on the Baby 10 featuring two 4017 ICs.
Here is my breadboard rendition of it gating the power of a 4069/40106 based oscillator: