Fog horn built from plumbing supplies

diy_plumping_supply_fog_horn

Instructables user [rog8811] was looking to build a fog horn that resembled hand-pumped units found on small ships in the early to mid 1900s. His budget was a bit limited, so he set off to build the cheapest replica possible. While the original horns were likely constructed from steel, copper and wood, he opted to use cheap plumbing components he found at his local hardware store. He used a … [Read more...]

Alarm clock forces you to play Tetris to prove you are awake

tetris_alarm_clock

Oversleeping sucks, but we’ve all been there. Whether its a matter of hitting the snooze button a dozen times too many, or turning off the alarm and drifting back to sleep - sooner or later, you are going to wake up late. Instructables user [nolte919] has overslept a time or two in his life, and he set out to design a clock that would make it nearly impossible to wake up late. His clock is … [Read more...]

CEE is a swiss army knife for analog electronics

cee

The team at nonolith labs announced their CEE, a device for billed as, "an analog buspirate" that is meant to control, experiment, and explore the world of analog electronics. Nonolith labs started a kickstarter campaign for the CEE. The CEE is capable of sub-millivolt and milliamp sampling at 44.1k samples/second, and sourcing 2 channels of 5V @ 2A with a little bit of soldering. This allows … [Read more...]