Technical data

42 U1401A User’s and Service Guide

2 Calibrator Output Operations

The duty cycle can be stepped through 256 equal steps, with

each step equivalent to 0.390625%, and you can set its value

from 1 to 255 steps (0.390625% to 99.609375%). However, the

display can only indicate this to the nearest 0.01%.

To adjust the duty cycle:

1 Press MODE to select duty cycle adjustment. The

annunciator will appear on the display.

2 Press or to adjust the duty cycle.

The pulse width can be stepped through 256 equal steps,

with each step being equal to 1/(256 × frequency). You can

set its value from 1 to 255 steps.

To adjust the pulse width:

1 Press MODE to select pulse width adjustment. The

annunciator will appear on the display.

2 Press or to adjust the pulse width.

The amplitude can be set as +5 V, ±5 V, +12 V, or ±12 V.

To adjust the amplitude:

1 Press MODE to select amplitude adjustment. The Level

annunciator will appear on the display.

2 Press or to select the amplitude.