Sonoscape S2 - B Reject; Color Map (C Map); Persist

S2/S2BW
Digital Color Doppler Ultrasound System
Operate:
WF
• Turn
AUDIO
, high-light “Wall Filter” item;
• Turn
MENU
key, to adjust Wall Filter.
Operate:
The Wall Filter range is:
If you change the PRF value, Wall Filter value will change accordingly. The higher WF, the less noise
you have in the color image, but, you might eliminate some low-velocity and cause inaccuracy. The
lower the W, the more noise on the color image.
7.2.4 B Reject
B reject, this parameter rejects B mode signal to improve color signal display.
Operate:
B Reject
• Turn
AUDIO
, high-light “B reject” item.
• Turn
MENU
key, to adjust B-reject Value.
7.2.5 Color Map (C Map)
Color Map is the color scale for displaying blood flow signal in color mode, adjust C Map to display the detail
of different types of blood flow. You can adjust this parameter both before and after freezing the image.
Operate:
C Map
• Turn
AUDIO
, high-light “C Map” item;
• Turn
MENU
key, to adjust C Map.
 Note
• If you change C Map the displayed color will change, the color scale is shown in the
color bar on the top right.
7.2.6 PERSIST
Low Presist value can improve the time-sensitivity of blood flow; but high Persist can increase the continuity of
blood flow. There are 7 levels of Persist you can adjust.
Operate:
PERSIST
• Turn
AUDIO
, high-light “Persist”item.
• Turn
MENU
key, to adjust Wall Filter.
P/N: 4710.00149A01
7-3