EDAN U60 - Page 85

U60 Diagnostic Ultrasound System User Manual Operation
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WallFilter
Insulate the Doppler signal from
excessive noise caused from vessel
movement The bigger the value, the
more low velocity signals will be
filtered out.
0-3
Menu controls
Sweep Speed
Adjust the scanning speed level of
the CW mode image.
0-5
Volume of CW
mode
Decrease/ increase the volume of
Doppler;
Or mute the sound.
7 levels, or mute
Press one of the
three keys on PC
keyboard: F7/F8/F9
Table 6-4 CW Mode image parameters
Control
Functions
Description
Parameter Range
Operations
Gain
Increases or decreases the amount
of echo information. It may brighten
or darken the M mode image.
0-130,
in increments of 2
Gain knob
M-Mark
Position the sample line.
Within B Mode
image area
Trackball
Sweep Speed
Adjust the scanning speed level of
the M mode image.
0-3
Menu controls
Display Layout
Set the display layout of dual-split
mode of B+M: Up/Down, Left/Right.
U/D, L/R
Rejection
Eliminates from the M mode image
of low level echoes resulting from
flicker noise. 0 represents no
Rejection. The bigger the value, the
stronger the effect.
0-7
Dyn Rng
(Dynamic Range)
Adjust the gray display range of M
image. The smaller the value, the
narrower gray display range and the
lower contrast resolution, and vice
versa.
30-150dB
Focus Pos
(Focus Position)
Adjust the position of focuses.
0-15
Freq
Set the frequency of probe.
5 levels
Pseudo Color
Set the colorization of a
conventional M mode image to
enhance the visibility so as to
distinguish M mode intensity.
6 types
Line Average
Set image line softening attribute.
0-7
Gray Map
Adjust the gray scale distribution to
obtain the optimum images.
0-14
Table 6-5 M Mode image parameters