nikon d40 camera external power supply hack

I have been looking for a way to add external power to my camera for a while. I have had some good ideas and even hacked together a workable prototype a while back. The problem was it wasn’t very ‘tight’ and I was always afraid I was going to reverse polarity, or short it out, …

CD robot V 2.0! Adding serial control to an old scsi cd duplicator.

My newest project involves reincarnating a very old (1998) cd duplicating robot. It is a DTP-1000 that was originally SCSI only. Due to the fates smiling down upon me I was able to pick it up on ebay for $11. I bought it intending to put an arduino in the place of the control board …

Lethal Pneumatic Ping Pong Ball Gun.

The project that really took center stage was his ping-pong ball gun. You can think of this as a variation on a potato cannon, however his is built to run on compressed air, and it runs on much tighter tolerances. It runs off of a compressed air line and a standard wall outlet. After firing a few “dry” rounds, he proceeded to shoot off a few (ok a LOT) of ping pong balls filled with water. These things might not weight a lot, but they are moving FAST. A sheet of drywall was no match for them, and even particle board failed spectacularly when faced by a 1″ sphere of water.

Hackintosh HP Mini 1000! OS X 10.5.8

hackintosh explained A hackintosh is a computer that started its life as a pc and had had osx massaged onto it. This has been made possible by apple’s move to intel based machines. If a machine has a similar enough hardware profile to existing apple hardware, then it is generally possible. who should do this? …

Hackintosh pre post – reclaiming screen real estate

Two days ago I got an HP mini 1030 netbook (1000 family) and have been working on putting the mac OS 10.5.8 on it. It seems like it ought to be the simplest thing, but there are a lot of different versions of firmware hardware and software out there that make finding the right install …

Gmail Pop email refresher – UPDATE – now smaller and easier!

If you are wondering what we are talking about, click here to read the back story. Then come here and do it the easier way So I took my own advice and tried to find a way to send mail from the command line. This way the mail.app doesn’t keep flicking to the forefront every …

Increase the frequency that Gmail checks your POP mail account

if you have Gmail set up to check your pop accounts they don’t let you set the polling frequency anywhere. This can be bad because it makes you go to the settings page to be able to hit the refresh button on each one of your accounts! This explains how you can fix that.