All items tagged with circuit and time (30)

1-12-1991 | This circuit meets the requirement for a simple, low-cost timer with a timing range of a less than a second to several tens of hours, and...

1-12-1991 | Many young children will insist on keeping the bedside light on for a couple of minutes after the storybook has been closed and father or...

1-07-1991 | Many model train enthusiasts find the mechanical reversing system for trains in the HO series from Märklin and other manufacturers primi...

1-07-1991 | The present circuit was developed to make it possible for different sensors to be added ro an existing alarm installation. These sensors...

1-07-1991 | In many older cars the windscreen wash pump is not coupled to the windscreen wipe function. This circuit switches on the wiper motor for...

1-06-1991 | The Atari ST is a user-friendly computer supported by a massive amount of excellent software. Unfortunately, early models of the ST lack a...

1-12-1990 | The electronic ignition circuit presented here is intended to be inserted into a car's conventional ignition system. In effect, it replac...

1-06-1990 | Bourns Electronics has for some time marketed aseries of circuit breakers that, in a number of applications, form good alternatives to the...

1-01-1984 | home-made low-cost wiring probe elektor january 1 984 course, the breaking of tracks has become superfluous. When this type of board is used...

1-07-1977 | Mains frequency is often used as a reference for digital clocks and other digital circuits. Unfortunately problems can arise...