I thought I’d post this cool UV LED exposure box since it “looked” super cool and there’s plenty uses for this hacked gadget. The author of the DIY UV LED box made it orginally for PCB work and whatnot but you can also use it to “disinfect” you ...

Wow, check this color organ out, it almost looks like candy. The circuit itself consists of an electret condensor microphone feeding a two stage preamplifier with a sensitivity control. The signal is then split up into three channels with individual level adjustments. Each chann ...

Tool Using Animal shows us how to make a UV flashlight by simply replacing LEDs on a regular flashlight. Well I have a whole bunch of UV LEDs Alan sent me from Hackedgadgets.com, let’s put it to some use! ...