All items tagged with circuit and power (49)

1-09-1991 | This little circuit, designed and marketed as a kit by ELV, provides a visual warning when the maximum drive power to a loudspeaker is...

1-05-1991 | The power circuit described in this article is used for obtaining a variable direct voltage source from the 50 Hz a.c. mains supply. The v...

1-04-1991 | The circuit diagram of the power supply shows that the semiconductor tester has an on-board step-up voltage converter that is powered from...

1-11-1990 | This article describes a miniature medium-wave band receiver powered by a solar cell. The circuit is based on a single integrated circuit,...

1-10-1990 | Here is an all-purpose d.c. power supply tor symmetrical as well as asymmetrical use, and capable ot supplying high output currents and vo...

1-06-1990 | There are many programs that take of lot of precious time, even on relatively fast PC-AT computers. Examples include electronic circuit...

1-07-1984 | july/august 1984 overvoltages and short-circuits need no longer be a danger to microcomputers microcomputer power supply protection The 12 V...

1-01-1983 | the accessories for the Crescendo elektor january 1983 Elektor readers who are hi-fi enthusiasts will no doubt have read the Crescendo artic...

1-07-1982 | I The title means what it says! A power supply specially designed for use with our summer circuits. The novelty of this design is that it ha...