Torch or Flashlight Circuit Improvements
2010-08-09
I fixed a China Torch with New LEDs and a Diode, it failed probably on a drop shock, the battery wire cut … then when put on charge Few LEDsRead More
Mains Adapter 230V AC 50 Hz to Rectified DC
2010-08-08
Mains Adapter Converts 230V AC 50 Hz to Rectified DC which replaces a Battery Pack. It was also called Battery Eliminator by older generations as it was used to saveRead More
Ni-Cd and Li-ion Battery charger Generic
2010-08-08
This is a Generic charger that is made by many brands, the circuit is an approximation of all. Some improvements suggested. Some brands in europe and usa also use thisRead More
LED Flashlight made out of a China Lamp
2010-08-07
LED Flashlight made out of a China Lamp that was busted on a High voltage surge during a Thunderstorm. From Schoodles I got many LED lamps, mainly from china. TheRead More
Emergency Light with Fluorescent Tubes
2010-08-04
Emergency Light for Portable Use. Note Charger and Battery not Shown. Design from Ludens.cl 12 Volt fluorescent lamp drivers: Three schematics of 12 V drivers for 2, 8 and 20Read More
One Watt Mains LED Lamp or Tubelight
2010-08-03
Lots if Light on One Watt, yes this works, but should be built by those experienced in High Voltage usage and Knowledge of insulation techniques. This has to be encapsulatedRead More