Category: LED

1

LED bulb for solder gun

I use an old solder gun for made quickly some montages who is equipped with 6,3V incandescent bulb. So, Inadvertently, I broke the bulb. Because, I want to quick solve the problem, inspired by my...

3

230V~ LED flasher

original article (roumanian language) In a old paper magazine named ELEKTOR I found a nice schematic  Using Eagle PCB software I designed a version for made this schematic: On net, I found a movie with similar...