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 ...

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 ...

Dynamos have become increasingly popular in recent years, particularly as interest in bikepacking and ultra-endurance cycling has increased, thanks to the ability to power lights and charge other ...

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 ...

This project is in one of our favorite categories; the kind where asking “why?” is the wrong question. [Berto A.] built the device after observing some power generation by placing a large magnet next ...

Here is a bicycle dynamo regulator and battery charger circuit which is suitable for 6V/3W generator systems and 6V NiCd/NiMH rechargeable batteries. Other purpose of the circuit is controlling the ...

One of my bikes has a bottle dynamo that presses on the tire and powers the front lamp. The Siva Cycle Atom is a modern-day equivalent, only it won’t rub away your tire or slow you down, and it’ll ...

Keep your iPhone fresh as you pedal. If you want to power your bike’s lights and charge your iPhone as you pedal, you should have specced a dynamo hub when you got the wheels built. But either you ...

After a period of relative stagnation, dynamo bike lights are making a comeback, with cool new tech and mainstream brands making noise about what was, for a very long time, a niche part of the ...

Discover the fascinating world of free energy with our in-depth exploration of the 100W Dynamo Bicycle Generator. Learn how this innovative device can transform your pedal power into electricity, ...