Atari Punk Console - exploring a classic circuit

When I was refreshing my understanding of the good old 555 a few weeks ago, I spotted the Stepped tone generator in Forrest Mims' classic book. Today I'm going to explore that cool sound maker

The Forrest Mims 555 book: https://archive.org/details/555-designs

Here are a handful of actual musicians who do a good job of showing this thing's musical capabilities:

Notes and volts: https://www.youtube.com/watch?v=CTwQVIoJLLA

Haze anderson: https://www.youtube.com/watch?v=Wufz4eDtl3I https://youtu.be/w6vSefFR3Mc (with autotune)

O.S.cillator https://youtu.be/AUmskDk-21M

Expensive Notes https://youtu.be/jQbPDLE_wh0 (1:37)

Sid Rockett https://youtu.be/5qniMm11bes

LOOK MUM NO COMPUTER https://youtu.be/1wTc4tqBpnw (5:46)

Animoscillator https://youtu.be/91G_rcx0Pwg

My tip jar: https://www.patreon.com/pileofstuff

My other tip jar (channel membership) : https://www.youtube.com/channel/UCRiFz3gNKE3VysarZ7nmqIA/join

Buy me a coffee (or a beer): https://ko-fi.com/pileofstuff

If you are OK with me getting a commission on your purchases, feel free to use my affiliate links:
Ebay: https://ebay.to/33IF7PA Banggood: http://pileofstuff.ca/r/9ajsf

Some other links to products may be affiliate links

https://odysee.com/@pileofstuff

#ElectronicsCreators

This isn't the only way to do it. It's probably not the best way to do it. But it's how I did it. ... https://www.youtube.com/watch?v=Him-dJOF28Y