All items tagged with Time and Timer (119)

1-09-1977 | Although there is no shortage of designs for darkroom timers, many of these suffer from the twin drawbacks of a linear timing scale and...

1-07-1977 | Using only a few components and an inte- grated switching circuit it is possible to construct a high-performance voltage- f...

1-07-1977 | Anyone possessing a frequency counter with a facility for period measurement can build this simple add-on unit to measure capac...

1-07-1977 | Wherever there is a mass market for a complex digital circuit, an LSI chip is sure to appear. It should not come as a...

1-11-1976 | Relatively few components are used in this eggtimer. The `boiling time` is automatically determined according to the size of the egg an...

1-07-1976 | When taking a photograph, the amount of light incident on the negative is influenced by both the diaphragm and the shutter time. Both...

1-04-1976 | The development of Polaroid films is temperature dependent. For monochrome film the development time varies, whereas for colour film the exp...

1-07-1975 | The SGS integrated circuit TCA 940E is a monolithic audio amplifier in a plastic 12-pin quad-in-line encapsulation. When power requiremen...

1-07-1975 | It is the simplicity of this exclusive OR- gate that makes its application instead of TTL-circuits so attractive. It func- tions as follow...