| evolution counter elektor september 1981 — 9-07 revolution counter counts both up and down An up/down counter and two opto detectors with...
| evolution counter elektor september 1981 — 9-07 revolution counter counts both up and down An up/down counter and two opto detectors with...
| 9-12 — elektor september 1981 digital barometer digiM1 barometer an electronic weather station However hard we try, there"s not much we ca...
| 9-20 — elektor september 1981 dB converter The dB converter circuit The complete circuit of the dB con- verter will be seen in figure 1 an...
| 9-22 — elektor september 1981 TV games extended The extended version This extension to the TV games com- puter was designed, quite literal...
| disco lights controller elektor september 1981 — 9-29 It would appear to some that the essential ingredients of enjoyment for the younger...
| 9-32 — elektor september 1981 QUAD ESL 63 An opportunity to examine the circuit diagram and to listen to Peter Walker"s new loudspeaker wa...
| 9-38 — elektor september 1981 analogue LED display The UAA 170 IC differs from its UAA 180 counterpart in that it presents a dot display r...
| 9-40 — elektor september 1981 volt/ammeter for power supplies P. Gabler Without electricity there is very little you can do in electronics...
| chattering chips elektor september 1981 — 9-43 ICs that talk There is a simple way to produce synthetic speech. Feed the desired words thr...
| 9-48 — elektor september 1981 transistor ignition update transistor ignition uPdate A year has passed since Elektor pub- lished the transi...