[GreenKeys] Harmonic Analyzer -- Fourier analysis/synthesis using gears, cams, levers, springs, and the kitchen sinc

[Nick England]

Other amazing machines are the mechanical fire control computers that were
used aboard naval ships.

Explanations of the computing mechanisms are on You Tube
The whole thing - https://www.youtube.com/watch?v=s1i-dnAH9Y4
part 1 https://www.youtube.com/watch?v=_8aH-M3PzM0
part 2 https://www.youtube.com/watch?v=w-wemKmlaBk
part 3 https://www.youtube.com/watch?v=mQhmmTX5f9Y
part 4 https://www.youtube.com/watch?v=T_xhMykK5Hw
part 5 https://www.youtube.com/watch?v=KIWj8Md4Zx0
part 6 https://www.youtube.com/watch?v=quodLgEiZh4

But I still think Teletype's engineers win the prize for long-lived digital
machinery...
Nick England K4NYW
www.navy-radio.com
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