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Imaging Mode
7.4.13
PW Mode
PW Mode Overview
PW Mode allows the observation of the speed and characteristics of blood
flow in the way of pulse wave Doppler single samples.
PW Mode Main Menu Controls
Table 7-35: PW Mode Main Menu Controls
Parameter
Sweep
Volume
Rev 1.00
1
Sample Volume
3
Angle Value
5
Doppler baseline
7
PW Mode parameters window
9
Time scale
11
PW Mode Main menu
Description
Adjusts the horizontal refresh rate of the Doppler area of
the display. The selected sweep is correspondingly dis-
played in the time scale.
Regulates PW sound spectrum. When normal noise is low,
the sound spectrum is more obvious. When PRF value is
low, the noise is relatively low. When PRF value is high, the
noise is brighter.
Figure 7-34: PW Mode Screen
2
4
6
8
10
Chapter 7 - System Operation
Angle correction marker
PW cursor line
Frequency scale
PW Mode Soft menu
Velocity scale
153
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