| http://www.w3.org/ns/prov#value | - In a typical embodiment, drive motor 37 is mechanically coupled to the rotary transducer assembly by a drive shaft, this shaft including an element, such as a magnet, aligned with one of heads 12A and 12B. A magnetic pick-up coil is positioned to sense the magnet and to generate an output pulse in response thereto; that is, to generate an output pulse when, for example, head 12A first comes into c
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