Elektor Team (9518)

1-07-1986 | FE 124 July/August 1986 10a mains zero-crossing ‘01 detector Both safe and remarkably simple to construct, this circuit detects the zero c...

1-07-1986 | 1107calibration generator A calibration generator is of par- ticular use with many older gener- ation receivers, which have no, or a poor, f...

1-06-1986 | The single-trace type of oscilloscope is definitely one of the most widespread items of measuring equipment, and as such it is generally app...

1-06-1986 | EE 38 June 1986 CCD VIDEO MEMORY SYSTEMS It seems fairly certain that over the next few years more and more video systems will incorporate p...

1-06-1986 | RAIN GAUGE Rain is something farmers love (well, to an extent...) and holidaymakers hate It is, however, indispensable to life, and it is, t...

1-06-1986 | Loudspeakers convert only about 0.25 to 2.5 per cent of the electrical energy supplied to them into acoustic energy. The re- maining 97.5 od...

1-06-1986 | EE June 1986 56 Fig. 1. The stroboscope basically consists of a pulse shaper (MMV1), a cylinder selector (IC2 and Si), and a flash section w...

1-06-1986 | The pilot of a Hiller UH12 helicopter engaged on crop-spraying in Lincoln- shire failed to see the spur of a power line to a farm. The helic...

1-06-1986 | EE June 1986 62 by A. Schmeets PORTABLE MIXER 3 This concluding article on the portable mixer details the design and construction of the sec...

1-06-1986 | EIGHT-WAY RELAY BOARD Whatever they say, don"t believe that computer interfacing is within reach of the average owner of a personal micro eq...