Recent content by SeaJay

Brilliant, chapter 13 describes the thing i am trying to do exactly! In case any future readers stumble across the thread, here is the circuit diagram the book suggests. (since there is nothing worse when googling than finding a thread describing your problem, shortly followed by a "I fixed it"...

Ths link didn't get formatted correctly. But it is a pretty standard 3 pin, 635nm 7mW diode laser

I was wondering if anyone had experience driving a laser diode with a modulated intensity. For a side project I am toying with, I want to modulate an audio signal onto the intensity of a red laser say [something like this](https://www.farnell.com/datasheets/3215790.pdf) I imagine I can use a...