All items tagged with switch and light (43)

1-07-1984 | switches itself on (and off) This circuit forms a switch that can be triggered on (or off) at the onset of darkness and remain active for a...

1-07-1982 | 7-14 - elektor july/august 1982 There is a wide range of applications for light sensitive switches: staircase light timers, outdoor illumina...

1-10-1979 | The design for the `variable fuzz box` was first published in the December 1978 issue of Elektor. Such is the popularity of this ~ circuit,...