hey guys thanks for the replies, but how can you just test these things without knowing what they are? dont i need to know what they are or at least some details about them so i know what resistor to use and voltage etc?
hey guys i want to make a laser blah blah blah. i went looking for a diode in my old dvd burner however now im starting to think its not a dvd burner. these two things are what i found but.. they dont look like diodes.. do they?
http://www.youtube.com/watch?v=gh9_53_XzKA