The TrigPulser Mini is a lo-fi, 9V-powered noise synth based on the CD4093 NAND Schmitt Trigger logic chip. This video is just an updated demo to give an idea of the sounds it makes. A schematic and other info can be found on this page:

https://www.fstateaudio.com/?page_id=37

Thanks for checking it out! More stuff available from the FSA website:

https://www.fstateaudio.com/

If you like what I'm doing and would like to see more, please consider making a donation, or buying something from the Gumroad shop:

https://liberapay.com/nivekbr/donate https://www.paypal.me/kevinbwriting https://fstateaudio.gumroad.com/

Alternatively, support of my music projects via Bandcamp is also appreciated:

https://fuguestate.bandcamp.com/ https://skincontact.bandcamp.com/ https://bbbg.bandcamp.com/