carlorobazza:
I guess I was hoping there was simpler solution. I may just have to try to track down the photocoupler used in this image.
I suspect a MOC3021 - which is very readily available - might be a good start. 
carlorobazza:
I guess I was hoping there was simpler solution. I may just have to try to track down the photocoupler used in this image.
I suspect a MOC3021 - which is very readily available - might be a good start.