| With the electric-bulb tester you cannot only verify whether a bulb is still in working order, but, if so, also find its wattage. True,...
| With the electric-bulb tester you cannot only verify whether a bulb is still in working order, but, if so, also find its wattage. True,...
| This competition entry describes a microcontroller driven switching clock (housekeeper) with a 2x16- character LC Display, input keys and tw...