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Chinese MS-508
 
Chinese MS-508 Pull String Dynamo
Ugraded electronics, battery capacity, and emitter to a Luxeon batwing from 3 generic 5mm LEDs. Supplies approx 420ma.
Chinese MS-508 Pull String Dynamo
 
MS-508
Mag C-D Reflector cut down. Need to find reflective emitter shroud and new lens to finish light. Beam actually looks ok.
Luxeon Batwing Emitter
Used converter/charger board for MS-508 pull string Dynamo
Energizer Dynamo
Upgraded battery capacity with 4 Hybrid AA batteries to be compatible with new 4.8v converter/charger board from Energizer light.
New Battery Pack
Shows supplied 3 pack 2/3AA NiMH battery pack and built up stand-off for pressure to back of upgraded switch.
Light Body Innards
Battery pack can be charged externally via wall-wart or can supply power to cell phones or other accessories via battery pack or Dynamo. Handy little setup if the lights go out.
Charge and Power Ports
 
Light Body
Used JB-Weld to build up mounting brackets for better switch.
Upgraded Switch
Salvaged from an Energizer hank cranking dynamo flashlight. Designed for 4 NiMh.
Converter and Charger Board
Checking functionality of Energizer board with MS-508 dynamo
Pull String Dynamo Testing
Removed supplied rectifier circuit and wired directly to rectifier circuit on Energizer converter/charger board installed in tail of light.
Dynamo Motor - Board Installed
 
Dynamo Motor
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    Ugraded electronics, battery capacity, and emitter to a Luxeon batwing from 3 generic 5mm LEDs. Supplies approx 420ma.   Mag C-D Reflector cut down. Need to find reflective emitter shroud and new lens to finish light. Beam actually looks ok. Used converter/charger board for MS-508 pull string Dynamo Upgraded battery capacity with 4 Hybrid AA batteries to be compatible with new 4.8v converter/charger board from Energizer light. Shows supplied 3 pack 2/3AA NiMH battery pack and built up stand-off for pressure to back of upgraded switch. Battery pack can be charged externally via wall-wart or can supply power to cell phones or other accessories via battery pack or Dynamo. Handy little setup if the lights go out.   Used JB-Weld to build up mounting brackets for better switch. Salvaged from an Energizer hank cranking dynamo flashlight. Designed for 4 NiMh. Checking functionality of Energizer board with MS-508 dynamo Removed supplied rectifier circuit and wired directly to rectifier circuit on Energizer converter/charger board installed in tail of light.  
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