Cellphone Ring Notifier

cell phone ring indicator

tom horsley got rid of his land line but didn’t want to lug his cell everywhere with him when he was in the house.  his solution was to hack together a light detection circuit, a wireless doorbell remote, and some paper mache into a giant incoming call noisemaker.  if you want to build your own, you should also check out version 2 that he is working on.

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Homemade Night Vision Scope

night vision scope

apparently, greg miller is a class ‘a’ dumpster diver and high voltage hacker.  aside from the image intensifier tube found on ebay, this night vision scope is made almost entirely from other people’s junk.  something like this would add the perfect touch for creeping out friends with your silence of the lambs impersonations.

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Microwave Oven Foundry

microwave oven foundry

microwave oven + metal = fun

our pal barb dybwad from the unofficial apple weblog sent us this link. (Wayback Machine) david reid discusses a cheap and easy method for melting and casting metals in a common microwave.  apparently, this method requires only very minor modifications to the oven and is able to reach temperatures of around 1000 degrees celcius, thereby melting small amounts of cast iron.  i find this amazing since i still can’t figure out how to thaw the center of a frozen burrito of similar external temperature.  it looks like there is still some hacking to be done to find a process capable of melting steel, so i’ll leave that as an exercise for the reader.

when you are done making pewter army men, you may also want to check out the detailed photos of barb’s new mac mini.  lucky!

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