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Hi all. Thanks for amazing forum. I'm looking to audio (analog) modulate the M140 diode. I have done this with a cheap 5mw laser pointer. This was possible because the drivers output is proportional to the input. So I used a basic transistor circuit and audio from a 3mm jack. Now with a...

Hi, people I have read many post on this forum and have become absolutely addicted to lasers and flashlights in just 3 weeks! this is so funny. I also experienced that most of your answers can be answered by refined searching inside the forum and Google. I'm totally new with lasers. Bought a...