S2/S2BW
Digital Color Doppler Ultrasound System
Operation:
Focal Span
• Press for mode menu, use to select the item of focal span;.
•
Twist knob clockwisely to extend the focal span, and counterclockwisely to reduce the focal span.
6.2.3 Chroma
For the gray scale ultrasound image on the screen, the user can select the other colors except black and
white to dispay the image. User can select the color from colors of pink, light-blue, heavy-blue and amber, etc.
Chroma can be adjusted in freeze mode.
Operation:
CHROMA
• Press for B-mode menu, use to select Chroma;.
• Twist knob for Chroma value,to adjust the color of Chroma.
6.2.4 Frequency (Freq)
Adjust the frequency of pulse wave in real-time B mode to change the acoustic power and scanning depth of
transducer and image resolution.
Operation:
FREQUENCY
• Press for B-mode menu, use to select Frequency;.
•
Twist knob clockwisely to increase the frequency, and counterclockwisely to reduce the frequency
.
6.2.5 Line Density
Line density refers to the density of scanning lines within the specific width and area of image.Higher line
density can improve lateral resolution of image, but also decrease the image frame rate. Users have to make
a balance between the frame frequency and image quality when adjusting the parameter.
P/N: 4710.00149A01
6-3
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