All items tagged with light and relay (3)

| In the second episode of this series we described and energy-efficient relay with a few interesting characteristics. Here the authors elabor...

| Simple triangle-wave generators have a weakness in that the waveform of their output signal normally cannot be modified. The circuit pre...

| 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...