SRAM and GPS (satellite navigation): what they have in common

1. Step 1. SRAM — is a kind of — RAM. RAM.
2. Step 2. RAM — has part — Capacitor. A DRAM bit is stored in a tiny capacitor.
3. Step 3. Capacitor — is part of — Oscillator. An LC circuit.
4. Step 4. Oscillator — is part of — Atomic clock. A quartz oscillator is tuned to the atoms.
5. Step 5. Atomic clock — is used in — GPS (satellite navigation). The satellites carry atomic clocks; the position is calculated from signal arrival times.

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