| 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,...
| The timer is based on the well- known display driver LM3915, which has a logarithmic scale. This may seem strange, but is not because a s...
| This design, based on a 6847 video display generator and the 8031 single-chip microcontroller, provides a simple solution to the probl...