All items tagged with Time and Electronics (309)

1-12-1994 | Just a few components suffice to provide a car with a visible as well as an audible indication when it is being reversed.

1-12-1994 | The control, which makes use of a 6-position rotary switch, provides stepped amplification or attenuation of low audio frequencies.

1-12-1994 | The domestic mains voltage, even at the best of times, does not have a clean wave form. For all sorts of reason, there are almost always...

1-12-1994 | If ananalogue-to-digital (A-D) converter is required for a particular application of an 8051 microcontroller design, this may be built f...

1-12-1994 | Normally, the standard probe supplied with an oscilloscope can be used only for measurements with respect to earth. This, occasionally...

1-12-1994 | Switching on inductive loads, such as transformers, causes a very high initial current, because at that instant, the load does not produ...

1-12-1994 | Many counter ICs on the market, such as the 4059, 40102 and 40103, are specifically designed for use as programmable timers of dividers....

1-12-1994 | The sensitivity of the human ear vs frequency characteristic its not a straight here. Our hearing is much less sensitive to low frequenc...

1-07-1994 | The meter can measure the spacing between the trailing edges of not fewer than two, or more than, rune pulses in a train, The number of...

1-07-1994 | This unit is intended as an add-on for the many lead acid battery chargers that have no charge indicator. A green LED shows that the bat...