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Quite interesting. Looking at the video, I think the operators left are is probably double the size of his right.
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Odd looking little things. What is the power source?
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Odd looking little things. What is the power source?
Stored power in a flywheel. The small ones had low voltage pick-ups at the stations to spin up the flywheels, the large ones used a small IC engine to do the same. Beats walking as they say.
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