Echolocation — Bat Sonar Physics Simulator

🦇 Echolocation

Sound speed: 340 m/s Obstacle 1 distance: 5.0 m Obstacle 1 size: 1.5 m Obstacle 2 distance: 10.0 m Obstacle 2 size: 2.0 m

Pulse freq (start)80 kHz

Pulse freq (end)20 kHz

Time to obj 1—

Distance to obj 1—

Time to obj 2—

Distance to obj 2—

Reflection strength 1—

Bat Sonar
d = c·t/2. FM chirp sweeps 80→20 kHz. Reflection amplitude ∝ 1/r². Shorter objects return weaker echoes. Bats can resolve objects ~1 cm at 1 m distance.

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