Collaborate Disseminate
In the home computer market of the 1980s, there were several winners that are still household names four decades later: the Commodore 64, the Apple II and the Sinclair Spectrum, …read more Continue reading Adding Composite Video to the Mattel Aquarius
The 78XX series of regulators are very handy to use. If you need, say, a 5V regulator, you grab a 7805, add a capacitor for stability, and send in enough …read more Continue reading The 7805 is Dead! Long Live the 7805!
Let’s face it — waking up is rough no matter what time of year it is. But the darkness of fall and winter makes it so much worse. In the …read more Continue reading ‘Tiny Wake-Up Light Is Hugely Bright
For automobiles, especially motorcycles, auxiliary lighting that augments the headlights can be quite useful, particularly when you need to drive/ride through foggy conditions and poorly lit or unlit roads and dirt tracks. Most primary lighting on vehicles still relies on tungsten filament lamps which have very poor efficiency. The availability of cheap, high-efficiency LED modules helps add additional lighting to the vehicle without adding a lot of burden on the electrical supply. If you want to add brightness control, you need to either buy a dimmer module, or roll your own. [PatH] from WhiskeyTangoHotel choose the latter route, and built …read more
Continue reading Super simple controller for Motorcycle LED lights