There's a neat blog post called How to Build the CMoy Pocket Amplifier that I was thinking of trying out. As I think I've mentioned before I built a car media computer that runs off a 12V inverter and some regular PC speakers (car's audio wiring is all messed up, it wasn't me -- honest). The sound is low and I wanted to do something custom, this looks like the perfect project.
A few days ago we received a Canon BJ-30 Bubble jet printer as part of a group of printer donations. We tested this tiny printer which measures about 1 foot wide by 1/2 foot long when the lid is closed. Amazingly the donated printer still contained ink. Sadly it seems that Canon has discontinued making any drivers or information for Windows available on their web site. We tested the printer under Ubuntu Linux version 10.04 and it printed a test page flawlessly (we even got a full tank of ink). I called our favourite ink re-filler and found that the do indeed still carry the cartridges for this portable printer. We looked around for information about the BJ-30 and discovered that this tiny printer is 720dpi x 360 dpi, although we suspect that number is a software-interpolation number that depends on a Windows driver. As anyone can see from our screen shot above the printer seems to print just fine. The biggest downside to the printer we felt was the lack of a USB port, and the...
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