More about technology (449)

1-03-1994 | The latest buzz in Programmable Logic Land is 'PIC', a RISCbased microcontroller manufactured by Microchip Technology Inc. Read all about...

1-03-1994 | The direct conversion or synchrodyne receiver was invented several decades ago, but only with the advent of modern semiconductor technology...

1-01-1994 | The term GSM stood originally for Graupe Special Mobile. The meaning Global System for Mobile communications has been adopted recently as...

1-12-1993 | Pulse width modulation (PWM) is Ideal for controlling small electric PCB drills that draw currents of up to 2 A. Larger currents are poss...

1-12-1993 | The circuit presented here ensures that bicycle lights remain on for a little while after the bicycle (and thus the dynamo) has corne to...

1-12-1993 | Integrated circuits ISDI012, ISDI016, and ISD I020 from chip maker ISD enable sounds to be recorded and played back. The final two digits...

1-12-1993 | Undesired listening-in to telephone conversations may be prevented by the present circuit, which requires only two components to protect...

1-12-1993 | The transmitter is intended primarilyy for use with the receiver in the preceding article. lt works from two small 1.5 V dry batteries or...

1-12-1993 | To keep the converter simple, it contains no preset controls, which means that the level of the output voltage is dependent to some degree...

1-12-1993 | The indicator shows eight wind directions by means of LEDs. The sensors are reed contacts powered by a permanent magnet. The mechanical co...