A university janitor who turned off a freezer after hearing multiple “annoying alarms,” ruined more than 20 years of research, according to a lawsuit filed against his employer by Rensselaer ...

Deep freezers are a great thing to have, especially when the world gets apocalyptic. Of course, freezers are only good when they’re operating properly. And since they’re usually chillin’ out of sight ...

The handy project is built around a small Microchip 12F509 controller, an alarm, and a temperature sensor to remember the monitored temperature of how long it has been above a temperature set point.

Here is a simple freezer alarm circuit, but ultra sensitive with a buzzer. The circuit raises an audio alert when the temperature inside the freezer box goes up above a preset level. The circuit ...

(CNN)A university janitor who turned off a freezer after hearing multiple "annoying alarms," ruined more than 20 years of research, according to a lawsuit filed against his employer by Rensselaer ...