Year: 2007

HOW TO –  light probe

HOW TO – $5 light probe

Falconphysics writes – “I teach high school physics and I use a lot of expensive probeware to collect data. The only reason I can do this is my school has been collecting the probes over a number of years, building our collection slowly over time. For those who aren’t science teachers, probeware refers to a […]

TAPR Kits

TAPR Kits

TAPR.org has some pretty intense kits for transmitting data over packet radio, you could use one of their kits with a PIC microcontroller to take serial data from a GPS receiver or weather station and transmit it as formatted packet frames… Here’s a bit about the organization and the kit store page… “If you have […]

Self charging smoke alarm

Self charging smoke alarm

In a proactive inspection it appears the smoke alarm in my hallway doesn’t work due to a dead battery, it seems like replacing batteries isn’t needed since it could be powered and recharged via a light socket right?. After a quick search, turns out there are ones that do just that. “Never worry about changing […]