All items tagged with Circuit and main (11)

1-11-1998 | If you employ several networked computers, you probably don’t have enough desk space, since most of the system components are duplicated o...

1-07-1998 | This circuit allows one or several mains-operated apparatus (‘slaves’) to be automatically switched on when a ‘master’ apparatus is swit...

1-04-1998 | This filter fulfils three functions: it acts as a in-phase filter for common-mode noise and as an antiphase filter for differential-mode n...

1-07-1997 | The delay is intended to switch on the mains to heavy loads gradually to ensure that the switch-on current remains within certain Iimits...

1-02-1993 | This month we close the article with a description of the control software developed for the DiAV system. Also, we help you to test the ma...

1-12-1992 | This circuit provides a simple means of implementing a 'soft-start' on heavy mains loads. Basically, this is achieved with the aid of hig...

1-09-1992 | This is a revamped version of an EPROM-emulator we published about three years ago. This time we propose to build the circuit with standar...

1-10-1990 | Following last month's introduction into the main characteristics ot the Super-VHS system, we close off the article with details ot a prac...

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...

1-09-1990 | The TDA1522 from Philips Components is a preamplifier chip for tape and cassette recorders. The circuit presented here is remarkable for...