Category Archives: heat

Proprietary Fan Blows, Gets PWM Upgrade

Proprietary components are the bane of anyone who dares to try and repair their own hardware. Nonstandard sizes, lack of labeling or documentation, and unavailable spare parts are all par for the course. [Jason] was unlucky enough to have an older Dell computer with a broken, and proprietary, cooling fan …read more

Continue reading

Posted in computer, computer hacks, cooling fan, cpu, dell, heat, parts, proprietary, pwm, thermistor | Leave a comment

Super Simple Sensor Makes DSLR Camera Motion Sensitive

Do you have a need to photographically document the doings of warm-blooded animals? If so, a game camera from the nearest hunting supplier is probably your best bet. But if you don’t need the value-added features such as a weather-resistant housing that can be chained to a tree, this DIY motion trigger for a DSLR is a quick and easy build, and probably loads more fun.

The BOM on [Jeremy S Cook]’s build is extremely short – just a PIR sensor and an optoisolator, with a battery, a plug for the camera’s remote jack, and a 3D-printed bracket. The PIR …read more

Continue reading

Posted in digital cameras hacks, dslr, heat, ir, motion, optoisolator, passive infrared, pir, trigger | Leave a comment

Growing Your Own Insulation

The latest craze in revolutionary materials science is no longer some carbon nanotube, a new mysterious alloy, or biodegradeable plastic. It seems as though a lot of new developments are coming out of the biology world, specifically from mycologists who study fungi. While the jury’s still out on whether or not it’s possible to use fungi to build a decent Star Trek series, researchers have in fact been able to use certain kinds of it to build high-performing insulation.

The insulation is made of the part of the fungus called the mycelium, rather than its more familiar-looking fruiting body. The …read more

Continue reading

Posted in environment, fungi, fungus, green, green hacks, heat, insulation, mycelium | Leave a comment