| No display, no real clock-hands only a tone to tell you the time
robvh (30)
| Originally designed for another purpose, but maybe usefull for foxhunt, a beacon transmitter or practice.
| Not easy to disable and with a dual alarm loop. And stil with few components.
| Neuere Induktionskochfelder können mit „Hob2Hood“ ausgestattet sein, einem System zum automatischen Ein- und Ausschalten der Dunstabzugshaub...
| A little automation for your kitchen by coupling your extractor hood to your induction cooktop.
| Was machen Sie, wenn nur noch ein Pin für die Ansteuerung eines LCD übrig ist? Ein Schieberegister verwenden? Was aber, wenn man keins hat?...
| Using a microcontroller instead of a shift register this circuits uses a standard asynchr. serial interface.
| Outperforms simple analog timers and still has simple design and operation
| Use a microcontroller to get a simpler and more stable timer.
| An electronic lock can use a keyboard, fingerprint scanner, RFID etc. This one uses a simple potentiometer to enter the secret code.