More about circuit (744)

1-03-1982 | a practical noise reduction system Last month we promised to come up with a practical noise reduction system that avoids using a 'hard- to-g...

1-01-1981 | circuits and boards elektor january 1981 — 1-29 Reliability Two main factors determine the long term reliability of a particular project....

1-09-1980 | 9-22 — elektor september 1980 VOX printed circuit board VOX printed circuit board particular voice pattern, since both the bandwidth and t...

1-07-1979 | To accurately measure the con-centration of hydrogen ions (pH value) in a solution, a `glass electrode` is often used in chemistry laborat...

1-07-1979 | This edition of Summer Circuits differs from our traditional double issue since almost all of the contents are entries to our competition. T...

1-05-1978 | In terms of ease of constructing electronics projects, enthusiasts have never had it so good as they have it today. In the bad old day...

1-07-1977 | Because of their low cost, high input resist- ance, good noise immunity and wide supply voltage range CMOS logic circuits `lend t...

1-07-1977 | The 74121 IC is a monostable multivibrator, the pulse length of which may be varied from 40 ns to 40 s. An external RC-network...

1-07-1977 | More than l 00 circuits in one issue. Complete units, extension circuits, design ideas, tips. The recipe is quite simple: I • Dream up...

1-07-1977 | Mains frequency is often used as a reference for digital clocks and other digital circuits. Unfortunately problems can arise...