Vactrols DiY
How To Make: DIY Vactrols - LED and Photoresistor
Making LED and LDR Optocouplers (the Vactrol thing)
How to repair a broken Vactrol | VTL5C
DIY SYNTH VCF Part 3: Resonant High-Pass & Vactrol-Based Voltage Control
DIY Vactrols the easy way. No baking.
SDIYClass#2 - The 3 dollar LoPass Gate - Make your own Vactrol!
do it yourself ,VCO 40106 porte xor + VACTROL...by rolls.re6divist@gmail.com
Cynthia Breaksdown Vactrols
audio optocoupler diy, make your vactrol, a voltage controlled potentiometer!
FREE 3D PRINTED VACTROL DESIGN! DIY LOW PASS GATE BUILD + DEMO
DIY Vactrol - how I do it.
MODULAR DIY | PASSIVE VACTROL VCA ("LPG")
DIY Vactrol Low-pass Gate Eurorack Module
DIY transmission VCO ring vactrol
DIY Vactrols
diy vactrol VOL II: wien-bridge oscillator with distortion
fonitronik-DIY Triple Vactrol Resonators (PS3100 core)
0HP Vactrol DIY Build Guide - Updated
How to Not Make a Double Vactrol in 15 min - And what to do in 2.