PRX - Pieces for Tone: Fresh Air-ish
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Hugo Fruehauf, one of the co-inventors of GPS, explains the nitty-gritty of what GPS is. He also details his critical engineering work on the GPS s...
- Added: Jan 16, 2020
- Length: 32:27
Kas tells us about the US Airway's Flight 1549 Hudson River accident, how the system worked when it was most needed.
- Added: Oct 16, 2012
- Length: 07:28
