More about power (1014)

1-07-1998 | We are surrounded by batteryoperated equipment of all kinds, and this array is growing still. Manufacturers and designers lean over back...

1-07-1998 | A pan pot enables a monophonic input signal to be positioned where desired between the stereo loudspeakers. When P1 (see diagram) is in...

1-07-1998 | National Semiconductor has been producing and designing ICs for use in switch-mode power supplies for many years. The application of the...

1-07-1998 | A National Semiconductor Application switching power supply whose output voltage is appreciably lower than its input voltage has an int...

1-07-1998 | One of the drawbacks of a threepin voltage regulator is that the input voltage needs to be 2.5–3 V higher than the output voltage. This...

1-05-1998 | In this article we answered the letters of our readers.

1-03-1998 | The variable power supply described in this article is the latest in a long line of power units published in this magazine over the past...

1-02-1998 | We have reason to believe that this is a unique and novel circuit. It measures ambient light intensity by means of the serial port on your...

1-01-1998 | We can only answer questions or remarks of general interest to our readers, concerning projects not older than two years and published in E...

1-01-1998 | Although the electricity supply will rarely fail in most of the UK, unexpected power cuts lasting several hours are not uncommon in ma...