More about digital (423)

1-02-1992 | Recent developments in integrated circuit technology have made it possible to build all-digital frequency synthesizers. Following a short...

1-02-1992 | A handy square-wave generator is described which provides fifty-seven stable frequencies for the testing of digital circuits. It is batter...

1-12-1991 | In some countries, the water supply is irregular at most times: in many other countrie at times of a drought. A means of making this less...

1-12-1991 | Since there are still tape recorders about that have no mechanical tape counter, the circuit shown here offers an excellent, electronic a...

1-12-1991 | After many years, there is finally a digital version of the well-known Type 555 timer IC: the HCT5555.The traditional 555 can be used as...

1-12-1991 | Populating the four boards should not presentany problems. As usual, care must be taken to ensure that, where appropriate, the polarity o...

1-11-1991 | The only connection between the PLL board and the discretely designed analogue parts of the generator is via plugs and sockets K2. K5 and...

1-11-1991 | It is hard, if not impossible, to think of professional and industrial electronics design without a computer entering at some stage along...

1-10-1991 | Measurements in digital circuits fall into two categories: (1) voltage, current and resistance; and (2) data. The first category presents...

1-10-1991 | The outstanding properties ot this tunetion generator are its accurate frequency setting and very low distortion of the sine-wave output....