On Monday, September 22, 2008 15:39:24 Andy Selby wrote: > AAA batteries are 1.5 volts, so 4x1.5=6volts, if you find a diode that > has a voltage drop of 1 volt you won't need any voltage regulation > circuitry. > Actually, most AAA (and AA) rechargeable batteries are about 1.2 volts when full. -- Kelvie Wong