GE H48651KR, Руководство по обслуживанию

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GE V
OLUSON
i / V
OLUSON
e
D
IRECTION
KTI106052, R
EVISION
10 S
ERVICE
M
ANUAL
4-12 Section 4-4 - Functional Checks
For further details refer to the Voluson i / Voluson e Basic User Manual, Chapter “PW Mode
(Pulsed Wave Doppler)”.
12
PRF (Pulse Repetition Frequency) The Velocity Range display is governed by the pulse repetition frequency (PRF):
Press the Soft-menu buttons to adjust the velocity range desired.
13
FREQUENCY Serves for selection of the required transmit frequency for actual gate position.
14
DYNAMIC Dynamic Range adjusts the display cutoff of the Doppler analysis waveform.
15
FORMAT For selection of either one of three formats.
16
SCALE To select the displayed measuring unit (in relation to the zero-line).
17
GRAY MAP
A gray map determines the displayed Brightness of an echo in relationship to its
amplitude.
18
CHROMA
This defines the relation between echo amplitude (input) and Chroma value
(color tone and saturation) in a look-up table.
19
EXIT
Press the
EXIT
key on the control panel to exit the PW Sub menu.
Table 4-5 Spectral Doppler Mode (PW) Functions
Step Task Expected Results