More about lighting (107)

1-02-1998 | Before the computer age, it required quite a number of assistants to control the stage lighting in a theatre. Today, however, even here...

1-06-1996 | A simple switching clock which keeps one light on in the evening hours when you are not at home is no Ionger taken seriously as a burg...

1-02-1995 | 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...

1-11-1992 | Low-pressure fluorescent tube lighting is justifiably popular because it is 4-6 times as efficient as metal-filament Iamps, the life of a...

1-07-1991 | The circiut presented here enables the automatic switching on of outside lighting when its gets dark and, what's more, it does so for a...

1-04-1990 | The concluding part of the article discusses an alternative to the two-rail locomotive decoder, a coach lighting decoder and front and tai...

1-11-1985 | elektor electronics november 1985 by A Sevriens stage lightin Fig.1 Block diagram of the power stages: the shaded parts carry mains voltage....

1-10-1985 | stage lighting At this time of the year, thousands of amateur and school dramatic and music societies and groups are preparing for the comin...

1-12-1983 | The generator described in our November 1982 issue superimposes a high-frequency alternating voltage (uL) onto the direct- voltage output (U...

1-10-1983 | solid-state dark room lighting elektor october 1983 LEDs are normally only used in those applications for which they were designed: as indic...