More about power supplies (351)

1-07-1990 | In most variable power supplies, the correlation between the setting of the wiper of the relevant potentiometer and the output voltage is...

1-07-1990 | It happens frequently that a circuit powered by a single supply voltage is extended and then needs a second supply voltage of opposite...

1-07-1990 | This circuit enables the input voltage of a power supply to be adjusted in accordance with the required output voltage to eliminates undue p...

1-06-1990 | For testing power supplies and transformers, an appropriate, preferably adjustable, load is indispensable. Often, a number of interlinked...

1-07-1989 | 050 SIMPLE VARIABLE POWER SUPPLY This low-cost power supply has an output voltage range of 1.5-15 V at a maximum current of 500 mA. Regulati...

1-02-1989 | 58 T E S T & MEASURING EQUIPMENT Thurlby PL310 QMD Thurlby are a well-established Cam- bridgeshire based equipment manufac- turer. Their inn...

1-01-1989 | ,a„ay POWER SUPPLIES: AN OVERVIEW The UK power supply business is ex- panding in line with market needs. The total power supply market in...

1-01-1989 | 64 EL. TEST & MEASURING EQUIPMENT Part 13: Power Supplies (1) Farnell LT30/1 Power Supply Farnell are a large and well-established electroni...

1-09-1988 | MICROCONTROLLER-DRIVEN POWER SUPPLY - 3 Although the intelligent power supply can operate in stand-alone mode without an external computer,...

1-07-1988 | 0I The proposed power supply switches itself off when no current is drawn by the load. How this is done is shown in the circuit diagram, Fig...