On Wed, Aug 20, 2008 at 8:55 AM, Justin Sabe <justin.sabe at gmail.com> wrote: > Step 12 mentions keeping the lab supply set below 1volt and 1 amp, You > could do that with a cell phone charger (3.5 to 5v usually) and > resistor or just a regular 1.5v battery. In that case a car battery charger would be too much.