I recently started designing a pcb for flashing lights I want to use in a pavillon at festivals, garden parties and the like. Now my question is, can anyone tell me which kind of LED that has the ...
Filament LED bulbs use very narrow strips containing the LED, which look similar to filaments of an old incandescent bulb. Here's a good picture: http://www.aruana-led.de/ They look like a normal ...
I want to power part of an LED strip like this one: http://www.amazon.com/Lighting-EVER-Flexible-Waterproof-Ultimate/dp/B005JR1NUU ... from a standard US wall outlet. I don't want to use a bulky ...
I'm trying to use a 7 Segment Knightbright LED Display, however, after careful study of the datasheet, I'm unable to find what I believe should be the GND pin to power a segment! ...
I have a little problem: as I said I want to build kind of a big flashlight. With LED's and stuff. I already know some things I need, LED's of course, a battery case, a switch and stuff.. but my ...
I want to drive lots of LEDs in a spinning persistence-of-vision (POV) device. I need one output pin per LED, because matrix techniques don't work right in spinning POV devices. A serial-input, ...
For all the other stupid things I often do, I've found ways to boobytrap myself. For example keeping my wallet on the floor where the door opens - I can't help but stumble on it when I leave the ...