
4-18
Operation Manual
NOTE: For information on other menu items, please refer to “2D Mode.”
C Mode Softmenu
Following items are displayed on soft menu in C mode. Select the item and adjust the value with the
Softmenu switch [1] – [5] on the control panel.
■
Scale
Use the Softmenu switch [1]. Lifting the switch makes the PRF (Pulse Repetition Frequency) increase so
that the speed range of the blood ow is widened, and vice versa.
■
Baseline
Use the Softmenu switch [2]. When the display method for Color Mode is set to Vel, the baseline can be
adjusted.
■
Filter
Use the Softmenu switch [3]. Filter is an electrical lter used to eliminate low-frequency Doppler signals
caused by the motion of vessel walls. Adjust Cuto Frequency to remove from the screen the Doppler
signals for which the frequencies are lower than the Cuto Frequency. Lift up the switch to raise cuto
frequency, and vice versa.
■
Steer
NOTE: This item appears in the softmenu only when a Linear Probe is used.
Use the Softmenu switch [5]. Adjust the angle of the ultrasound beam. This can minimize loss of color
information based on the angle of the ultrasound beam. Press the switch to select Left, Right, or None
for ROI.
NOTE: For information on other menu items, please refer to “2D Mode.”
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