GE Ultrasonic USM Go Operator's Manual page 85

3.1.1c Setting the Gate Threshold (Vertical Position)
In the ACQUIRE menu, activate the GATE A or GATE B submenu using the joystick (
1.
2. Use the joystick (
3. To change the gate height, either move the joystick (
threshold moves the gate up or down, respectively.
4. After completing your selection, move the joystick up or down (
USM Go Operator's Manual
) to select the A THRESHOLD (or B THRESHOLD) function.
(A THRESHOLD or B THRESHOLD)
) or press the function toggle. Increasing or decreasing the value of the
) to navigate away from this function.
Chapter 3. Making Measurements
).
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