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Doppler
LOGIQ 500 Basic Users Manual
2276612–100 Rev. 0
5–72
Doppler Mode Optimization
Doppler Mode Optimization
Adjustments
for...
Do the Following...
Adjustments
for...
Do the Following...
Increase
Sensitivity
1.
Increase GAIN.
2.
Increase ACOUSTIC
OUTPUT.
3.
Decrease VELOCITY
SCALE (if flow state allows
it).
4.
Increase S.V. Length.
5.
Use lower frequency probe
or use lower Doppler
frequency on some
applications.
6.
Activate B-PAUSE to freeze
B-Mode image.
Scan angle is critical to Doppler
sensitivity.
Improve Display
Aesthetics
1.
Activate B PAUSE to freeze
B-Mode image.
2.
Decrease GAIN.
3.
Increase ACOUSTIC
OUTPUT.
4.
Use smaller sample volume
size, whenever possible.
5.
Increase/decrease Dynamic
Range.
6.
Adjust BASELINE SHIFT
and VELOCITY SCALE to
adjust spectral size.
7.
Lower Doppler Sweep
Speed.
Increase Spectral
Clarity
1.
Activate B PAUSE to freeze
B-Mode image.
2.
Increase ACOUSTIC
OUTPUT.
3.
Decrease S.V. Length.
4.
Decrease GAIN.
5.
Decrease Dynamic Range.
Summary of Contents for 500
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