Elektor Team (9517)

1-07-1981 | " (frequency-shift The most popular form of keying) modulator used by computers nowadays is the "Kansas City Standard" where digital infor-...

1-07-1981 | signal injector - tracer be one of the A signal injector must certainly cheapest and most useful pieces of test equipment in the hobby works...

1-07-1981 | solar powered pocket torch Pocket torches are handy things, but they have one great drawback: at the most inconvenient moments their batteri...

1-07-1981 | Yhugit H J Walter american billiards The popularity of American Pool continues to increase and this electronic game is played in a ow- simil...

1-07-1981 | Nom two unused inverters inside the 4069 package) to CMOS ultrasonic receiver Remote control of all sorts of equipment is be- coming more an...

1-07-1981 | 7-46 — elektor july/august 1981 47 constant pulse widthoscillator Switching oscillators on and off can sometimes give rise to problems due...

1-07-1981 | single IC siren a physical sense. This particular siren is very simple and easy to cin- struct since it is built around a single IC, the LM...

1-07-1981 | N1 49 pulse generator with variable duty-cycle single 4093 CMOS IC is eminently suitable for constructing a simple pulse generator. The IC c...

1-07-1981 | differential switch There is virtually no doubt that interest in this particular circuit will increase as the price of elec- tricitY — and...

1-07-1981 | R. Behrens 1R2/C2, becomes sufficiently large to make the output of the opamp go high. These output signals serve as control voltages for th...