Pale Rider
Legendary Member
I wasn't aware you could still get bottle dynamos.
Presumably, LEDs need less oomph to provide a decent light than incandescent bulbs, so your bottle dynamo rig could work well.
Years ago, tyre sidewalls had a tread to grip the spinning top of the bottle.
I wonder if it made any difference?
	
		
			
		
		
	
			
			Presumably, LEDs need less oomph to provide a decent light than incandescent bulbs, so your bottle dynamo rig could work well.
Years ago, tyre sidewalls had a tread to grip the spinning top of the bottle.
I wonder if it made any difference?
 
				 
 
		 
 
		 
 
		 
 
		 
 
		 
			 
			 
 
		 
 
		