| Vorverstärker für Frequenzzähler (HF-Verstärker)
| Vorverstärker für Frequenzzähler (HF-Verstärker)
| 24-h-Wecker (Zeitschaltuhr ohne Zeitanzeige)
| Various kinds of psychedelic flashing light display can be generated easily using logic shift registers. Several cir- cuits...
| Empfindlicher MW-Einkreiser (MW-Empfänger)
| Gyratoren warum und wie (Grundlagen und Anwendungsbeispiele)
| This simple triac dimmer can be used to control incandescent filament lamps up to 1500 W. The circuit operates on the phase-cont...
| The dual-slope technique is one of the simplest and most reliable DVM systems. The voltage to be measured is fed to an integrator for a fixe...
| Polaritätstester (für Transistoren)
| "The principle of a LEP can be compared to a light-activated switch. The light source, however, has been replaced by the light pistol. By pu...
| The circuit consists of an `electronic` attenuator, arranged to respond to a fingertip touching one of its contact plates. Transistor Tl...