The idea for this circuit came when the author had problems with the wireless speedometer on his bicycle. Such a device consists of two parts: the cycle computer itself and a transmitter that is ...

Bicycle generator technology has advanced far beyond the bottle dynamos of years past, which as often as not would introduce enough drag when engaged to stall the bike. Granted, it’s not as much of a ...

The hassle with biking gadgets is they draw energy. Even if you’re running everything off your phone (Strava, music, GPS, video, the occasional pic, message, or phone call) the serious worry is that ...

Supernova have gained a great reputation for making innovative, powerful lights that are remarkably small, and for 2012 they’ve taken on the redesign of the dynamo hub. They were showing two new ...

If your bike has a hub dynamo, the BioLogic ReeCharge Power Pack lets you run portable USB powered devices while you ride. Whilst we've recently seen bicycle recharge kits, the ability to charge via ...

If you want to charge your gadgets while you ride your bike, then the best way has been to think ahead and get the bike fitted with a dynamo hub when you buy it. Now, there's another option: a ...

Remember those "bottle"-type dynamos that rubbed against the side of your bike tire in order to power the lights? Well, they've gotten a high-tech makeover, in the form of the fork-mounted CadenceX ...