1.   A waveform analyser processes the voltage signals and returns Position detector pulses to the control unit at the required Positions.

2.   Because all controls and control units are connected by flexible wires, controls can be grouped conveniently around the handles.

3.   Choice of pagers A paging system consists of a central control unit together with a pager for each employee.

4.   The control unit can be detached from the base.

5.   The control unit executed first the left-hand instruction, then the right-instruction, of each word in the program.

6.   The control unit, the motor and the electronic parts of the spindle were imported.

7.   The environmental control unit was a squat concrete abutment with metal slotted vents.

8.   A paging system consists of a central control unit together with a pager for each employee.

9.   Three different kinds of pager can be used, each functioning somewhat differently, though all are contacted via the control unit.

10.   Boeing said it discovered the potential for jams during a test of the control unit under extreme temperatures that would never be encountered by an aircraft in commercial service.