More about design (647)

1-02-1993 | This month's instalment explains how the frequency meter can communicate wtth a PC via an RS232 sertal link. Obviously, to be able to wrt...

1-01-1993 | Although installing a long multicore cable, or testing such a cable, is facilitated by the colour coding of the individual wires, it stilI...

1-01-1993 | Usually, the -3 dB (and -20 dB) roll-off points on the frequency characteristic of a filter are found with the aid of an oscilloscope or a...

1-01-1993 | After the circuit description and the construction guidelines given last month we now turn to the way the multifunction counter is operat...

1-12-1992 | Fast charging high-capacity NiCd batteries with large currents does not only save time, but also prolongs their useful life. Moreover, if...

1-12-1992 | This article describes each step in the design process of a digital machine that plays the card game of blackjack (also known as vingt-et-u...

1-12-1992 | Because of the special requirements of the amplifier, its construction is somewhat different from that of more traditional output amplifi...

1-11-1992 | Temperature is a physical property of a body that determines the direction of heat flow when the body is brought into contact with another...

1-11-1992 | Low-pressure fluorescent tube lighting is justifiably popular because it is 4-6 times as efficient as metal-filament Iamps, the life of a...

1-10-1992 | This design goes to show that low noise and substantial amplification can go hand in hand in a single amplifier with excellent wideband ch...