Woodwind key mechanism und GPS (satellite navigation): was sie gemeinsam haben
- Schritt 1. Woodwind key mechanism — ist Teil von — Flute. Boehm’s keys close the holes.
- Schritt 2. Flute — nutzt — Resonance. Resonance of the air column.
- Schritt 3. Resonance — wird verwendet in — Quartz clock. Resonance of the crystal.
- Schritt 4. Quartz clock — entwickelte sich zu — Atomuhr. The quartz oscillator is tuned to an atomic standard.
- Schritt 5. Atomuhr — wird verwendet in — GPS (satellite navigation). The satellites carry atomic clocks; the position is calculated from signal arrival times.