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DETECTOR 2
DETECTOR 1
OUTPUT OF DETECTOR 1
OUTPUT OF DETECTOR 2
COMPOSITE TRANSITION-TRIGGERED OUTPUT OF BOTH DETECTORS
4 OUTPUT PULSES
PER OPTICAL LINE
Figure 2-9. Quadrature Signal Generation.
The direction that the Carriage Assembly is moving is calculated based
upon the state of one detector's output and the direction of the transition
of the other detector's output.
ENCODER STRIP
NovaJet 800 Series Service Manual
Theory of Operation
2-14
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