Monthly Archives: April 2010

Making UConnect suck less with urlyconnect

April 22, 2010 – 17:44

The University of Tasmania has student wireless Internet access, a network called UConnect. (Great pun.) This network has sucked by varying amounts over the three and a half years I’ve spent there as a student. It’s some sort of 802.1X beastie. Setting it up on GNU/Linux is mostly a trial-and-error affair. My current settings are [...]

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Units and prefixes

April 19, 2010 – 12:20

Lots of people get units wrong. Please don’t be one of those people. This is a tutorial introduction to getting your computing units right. The history of these issues is covered in extensive detail at Wikipedia. File or Data Size Everyone knows that computers store things as 1s and 0s. These are called bits. (Short [...]

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My little pixie

April 16, 2010 – 22:37

This is my newest radio. It’s called a Pixie II. It also happens to be the first amateur-band transmitter I’ve ever made. These things are pretty cool. It is a continuous wave (CW) (or morse code) transceiver operating at a fixed frequency determined by a crystal on an HF band. Mine’s configured for 80 metres [...]

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