X381: Difference between revisions

258 bytes added ,  9 February 2020
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The direction of the torque of the vernier knob determines the direction of the step of the 1-2-5
The direction of the torque of the vernier knob determines the direction of the step of the 1-2-5
sweep speed switch.
sweep speed switch.
This forms an electromechanical counter, similar to an odometer, with the 1-2-5 switch accumulating a count of
the rotations of the main encoder shaft.
However, unlike a counter, the units of the vernier are proportional to the position of the 1-2-5 switch.


==Rotary Optical Encoder==
==Rotary Optical Encoder==