More about current (255)

1-10-1991 | Measurements in digital circuits fall into two categories: (1) voltage, current and resistance; and (2) data. The first category presents...

1-07-1991 | National Semiconductor's LM334Z is a temperaturedependent adjustable current source supplied in a plastic TO92 package. A 226 Ω resistor...

1-07-1991 | The Acorn Archimdes, well-known far its speed and good graphics facilities, has a video interface that allows programmers to design a va...

1-07-1991 | The source, based on a Type TL084 quadruple opamp, is intended to convert an input signal of 0-5 V into a current of G-20 mA. This type...

1-07-1991 | Nnational Semiconductors' LM334Z is a three-pin preset-table current source, whose output may be set to between 1 µA and 10 mA. It may b...

1-07-1991 | The circuit described here is a kind of remote control for all sorts of equipment that must be started or switched on with the aid of a...

1-06-1991 | Ni-Cd batteries are now used in so much everyday equipment that most households need at least one suitable charger. The one presented her...

1-05-1991 | What is the ripple voltage across the buffer capacitor? What is the level of the peak current through the rectifier diodes? The values of...

1-01-1991 | Following the discussion in our previous issue on the measurement of voltage, this month's instalment deals with the measurement of curren...

1-12-1990 | The indicator is intended to display the clock frequency of a personal computer HO 1133 HDN 1133 (pe) in megehartz. It consists of two com-...