Using homemade vactrols to create sound.
This isn't a tutorial, more of a "look what I did". To learn how to make a vactrol, you may watch Moritz Klein's video that includes a concise and simple way. https://youtu.be/ITJX9jP-zm4?t=790 In fact, for any electronics tutorials, go there.
To find the exact schematic I used for the tremolo, you may find it here: https://www.nathanielpicardbusky.com/technical-projects/electronics-technology-lab-report-number-9
The Rob Mods version is here on Youtube: https://youtu.be/9yZIBYQtVOU?si=93l4aQIKZWaCtfcx
https://linktr.ee/PatrickBartmess