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1 vote
2 answers
436 views

Can you run a quick release skewer with a SON dynamo hub?

Regular SON dynamo hubs come with a hex key skewer rather than a QR. That's not a big deal, but it's probably simpler for the other 2 riders on the household who are running these hubs to deal with a ...
user avatar
3 votes
1 answer
208 views

what is this hole for on a B&M Luxos U light?

Installing a luxos U. I've got a pair of others on other bikes, but those were installed by an OEM in Europe. The process is straightforward: Crimp some spade connectors on, then connect hub to light ...
user avatar
1 vote
1 answer
824 views

Running multiple dynamo lights on a single dynohub

I have a Shutter Precision PD8 hub, and a B&M headlight. I happen to have a spare B&M headlight of a different model in my parts bin. I'm thinking about putting the second light on just to ...
BetterSense's user avatar
  • 3,446
0 votes
1 answer
1k views

AXA bottle dynamo noise

I'm looking for advice on AXA HR Traction bottle dynamos and others like it if there are any, as I have seen others on this forum discuss them specifically on other threads. My partner is running it ...
djuna_moon's user avatar
2 votes
1 answer
1k views

Dynamo light without rear light connected?

I wish to repair a faulty dynamo light system however I am a complete newcomer to these systems. I bought an old bicycle with a bottle dynamo ("Vitalux C 6V") connected to the rear wheel. There is a ...
Jack 's user avatar
  • 21
3 votes
1 answer
537 views

Are there dynamo powered front flashing lights?

I have a bright battery powered front light and I'm looking for a flashing "be seen" front light that's connected to a dynamo so it's always on whenever I ride. Standlight would be ideal, but isn't ...
Yogh's user avatar
  • 133
4 votes
2 answers
1k views

Dynamo bike lights - unknown short circuit cause

I've bought and installed dynamo powered lights on my bike. A little bit about the setup - It's the bottle dynamo kind pressing against the tire system. The Dynamo produces current turning clockwise ...
Polonius Byke's user avatar
1 vote
1 answer
187 views

broken hub dynamo lights 80s Triumph

Trying to fix up my 80s Triumph bike which has a Sturmey Archer 3 speed dynamo hub. The hub has two screws which connect to two cables. I think the hub generates an AC supply and powers a front and ...
James's user avatar
  • 125
0 votes
2 answers
4k views

Mounting a dynamo headlight to a front rack

I'm using B&M dynamo powered front light (an Eyc and a Cyo) on two of our bikes and currently have them mounted at the fork crown using the stock mounting brackets. This causes a large shadow from ...
dlu's user avatar
  • 7,056
11 votes
2 answers
4k views

Are there any high power bicycle generators?

I have been searching for a generator or 'dynamo' (preferably one built into the hub) to run lights for night riding, but it seems that most are rated for only about 3W (presumably to meet German ...
nick g's user avatar
  • 509
5 votes
2 answers
2k views

Are there LED based dynamo powered lights suitable for night time MTB riding on singletrack?

Are there LED based dynamo powered lights suitable for night time MTB riding on singletrack? Likely they would need to have: High Brightness, likely 500 lumens or better. Not sure how that translates ...
Benzo's user avatar
  • 18.2k
2 votes
3 answers
1k views

Flickering light, Lumotec IQ Fly Senso Plus with SON hub-generator

Halfway through my third winter my Lumotec IQ Fly Senso Plus (powered by a SON hub-generator) headlight has suddenly started fluctuating, after I returned from Christmas holidays. While riding in the ...
gerrit's user avatar
  • 3,987
10 votes
2 answers
2k views

Dynamo hub lighting system recommendation

I'm considering outfitting my hybrid/commuter bike with a front dynamo hub and associated lighting. Currently, looking at Sanyo, Shimano, and Schmidt dynamo hubs. The Schmidt's are pretty pricey, ...
user avatar
22 votes
8 answers
4k views

Why are battery-powered lights so popular?

Both on this site and "in real life", battery-powered lights appear to be at least as popular as generator-powered lights. I have always been slightly confused by this. To me, a generator-powered ...
sleske's user avatar
  • 2,319