Note 1: Stroke speed is usually expressed as a number of strokes per minute. When the system scans in both directions, the stroke speed is twice this number.
Note 2: In most conventional mechanical systems, the stroke speed is equivalent to drum speed[?].
Source: from Federal Standard 1037C and from MIL-STD-188
... is usually larger than a hamlet and smaller than a town. Villages have been the normal unit of community living in most areas of the world throughout its history, up until ...
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