loopgain.net : opto-isolated audio line driver
Optocoupler for audio signal isolation?
Amazon.com: 10PCS VTL5C VTL5C1 DIP-4 M1210CLC for Audio Opto-Coupler Vactrol New Linear optocoupler Photoconductive Cells and Optoisolators (Vactrols) : Industrial & Scientific
Linear Optocoupler Circuit
A simple circuit with an optocoupler creates a "tube" sound - EDN
Optocoupler simplifies power-line monitoring - EDN
Project 145
Audio-Optical Isolation Amp | audioXpress
Audio Optocouplers
Snapshot of the optocoupler output (channel 2) with the ramp audio tone... | Download Scientific Diagram
Project 145
Why optocoupler don't cut completely the sound when there's no voltage? : r/AskElectronics
Audio Optocouplers
Optocouplers – Working, Characteristics, Interfacing, Application Circuits - Homemade Circuit Projects
Optocoupler to "mute" output
Linear optocoupler for instrumentation under Musical & Effects Circuits -12213- : Next.gr
Optocoupler Circuits | Nuts & Volts Magazine
Audio Optocouplers
Audio-Optical Isolation Amp | audioXpress
Audio-Optical Isolation Amp | audioXpress
Amazon.com: 5 PCS VTL5C DIP-4 M1210CLC for Audio Opto-Coupler Vactrol New Linear optocoupler Photoconductive Cells and Optoisolators (Vactrols) and Compatibility with VTL5C1 VTL5C2 VTL5C3 GuuYebe : Industrial & Scientific
