More about power (1014)

1-04-1978 | The Elektornado is a high-fidelity amplifier offering extremely good performance at moderate cost. The use of an IC for the input and dri...

1-03-1978 | Although this power supply is primarily intended for use with the SC/MP system, its general-purpose design renders it suitable for other mi...

1-07-1977 | A drawback of conventional integrator cir- cuits (figure a) is that the R-C junction is at virtual earth; this means that C appea...

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

1-03-1977 | Using the new RCA G 5000 M gate turn-off thyristors an efficient, high-power DC/ AC inverter can easily be built.

1-02-1977 | Three terminal, IC, fixed voltage regulators are now commonplace, and most readers will be familiar with the LM309 and similar device...

1-07-1976 | Mechanical lap counters for m de! racetracks have a repu- tation for unreliability. They either suffer from poor contacts, or the mech...

1-07-1976 | This class B amplifier has a few characteristics that makes it stand out from the crowd. For one thing, not only is the final stage...

1-03-1976 | Most tuners with varicap front-ends require two supply voltages. One for the front-end and i.f. amplifier {usually about +12 V) and a t...

1-11-1975 | This `TAP-power` circuit has been specially designed for the TAP preamp system. It includes touch-controlled switches for turning the...