Hey anyone here know the working coupon code of lazerer.com? I see a coupon code field on their checkout page so I am asking for that before actually making the purchase. Hopefully it will save me a few bucks :D
So I start building my own diver and play with different chip. Some of them are work but I never get the driver with external mosfet working. Most of them are using N-mos I have tried AO3400 and IRLML2502 (sot23) but both are not working. I thought nmos is the correct mosfet the schematic are...
Hi everyone I am look for some tips on taking picture for my laser. I saw some member here take a picture with very visible beam even if it is a low power one. For example:
I try to do the same thing but the beam is just barely visible. Just wonder what is the setting of the camera? Does it...