| Simple triangle-wave generators have a weakness in that the waveform of their output signal normally cannot be modified. The circuit pre...
All items tagged with Timer and relay (4)
| Few of you will be impressed by the fact that this circiut tuns on a light if you press a switch. The thing is, however, that the light goes...
| Digital clocks and timers are around us in a multitude of appearances, so it makes little sense these days to build one yourself. However,...
| The solid-state relay timer described in this article is weil suited to the on/off switching, at predetermined times, of a.c. loads rated...