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Surprisingly, up until a year ago, [Jimmy] hadn’t seen a Nixie tube. Awful we know, but he has come around to the beauty of glowing numbers in a tube. He recently found an old millivolt meter in a junk pile that used Nixie tubes. The wondrous orange glow beckoned him, so [Jimmy] decided to build [...]

Tags:  nixie meter millivolt jimmy nixie-tubes nixie-tube junk-pile clock hacks  

[David] sent in his implementation of reading a PS/2 mouse with a PIC microcontroller and some LED displays. Of course, this follows hot on the heels of using a PIC with a PS/2 keyboard so now might be the time to start digging out your old peripherals out of your junk pile. [David] began his [...]

Tags:  interfacing pic mouse david pic-microcontroller junk-pile hot-on-the-heels misc hacks  

[Marklar] needed an IR receiver for a project he was working on, and his local electronics store was fresh out. He dug through his junk pile and found an old stereo receiver, so he decided to pull the IR module from it before tossing it out. Once he had it taken apart, he figured that [...]

Tags:  control stereo receiver ir-module junk-pile stereo-receiver arduino hacks