Quatech Audio/Video Capture USB 2.0 Specifikace stáhnout pdf (Strana 144)

7-40 z.one ultra and z.one ultra sp OPERATOR MANUAL

Zoom

There are two types of Zoom. Acoustic Zoom requires that the image be “live” or in realtime

mode. Display/Pan Zoom is used on “frozen” images.

Acoustic Zoom

SmartCart/

SmartCart sp

Scan Engine

■ Press Zoom button. The zoom ROI

(region of interest) box displays on image.

Define ROI: Use Trackball. Press Set to

toggle between ROI position and ROI

size.

Press Zoom to display the enlarged ROI.

Press Zoom to return to the normal view.

■ Highlight Zoom. Press the Select button

to activate Zoom. The Zoom ROI (region

of interest) box displays on the image. The

toggle icon is green when Zoom is active.

Define the ROI: Use the Trackball. Press

Set to toggle between ROI position and

ROI size.

Select Zoom to display the enlarged ROI.

Select Zoom to return to the normal view.

NOTE: When frozen, Zoom will activate

Display/Pan Zoom.

Display/Pan

Zoom

■ After freezing image (see “Acoustic Zoom” above) use same control to access Zoom. The

image will magnify.

If desired, adjust magnification factor with Depth control.

Use Trackball to pan image up/down/left/right/diagonally.

If desired, press Set to toggle Trackball between Cine Review and Pan.

Flash Cancel ✱ ■ Press Menu button. Highlight Flash Cancel with Trackball. Move Trackball Right to

toggle ON this function. Move Trackball Left to toggle OFF.

NOTE: Flash Cancel filters flash artifact caused by low velocity/high amplitude signals

produced by moving tissue structures.

Table 7-3. Color Doppler and Power Doppler Controls (Continued)

CD/PD Control SmartCart/SmartCart sp Scan Engine

✱ Indicates that this control is also available in retrospective processing

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Quatech Audio/Video Capture USB 2.0 Specifikace Strana 144