More about power (1013)

1-12-1997 | In the testing of circuits, there is sometimes a need for the supply voltage to be switched on at a gjven time or in steps.

1-12-1997 | The signal from the amplifier is applied to the sensor via R10. Its level is limited by diodes D2-D5.

1-11-1997 | The magnification of very weak audio-frequency signals is and remains a precarious affair. That is why a microphone amplifier good en...

1-11-1997 | Here we explain our readers about the newest products.

1-10-1997 | RETURN OF THE THERMIONIC VALVE ••• IN MICRO FORM

1-10-1997 | The LM56 is a precision low-power thermostat. Two stable temperature trip points (V71 and V72) are generated by dividing down the device'...

1-09-1997 | Here are the newest releases of this month.

1-07-1997 | If you are after a small, reliable and inexpensive switch-mode power supply, National Semiconductor's LM257x series of switch-mode power...

1-07-1997 | The testet provides 16 LEDs arranged on the board in the shape of a 16-pin DlL package. Each of these LEDs indicates the logic level pre...

1-07-1997 | At the heart of this power supply is the type 723 voltage regulator. Despite its age, the 723 is still popular among radio amateurs becau...