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Chapter 8: Acoustic Output 145
Acoustic Output
(a)This index is not required for this operating mode; value is <1.
(b)This transducer is not intended for transcranial or neonatal cephalic uses.
# No data are reported for this operating condition since the global maximum index value is not reported for the reason
listed. (Reference Global Maximum Index Value line.)
Data are not applicable for this transducer/mode.
Table 22: Transducer Model:
L38x
Operating Mode:
CPD/Color
Index Label M.I.
TIS TIB
TIC
Scan
Non-scan
Non-scan
A
aprt
1A
aprt
>1
Global Maximum Index Value 1.3 1.0 (b)
Associated Acoustic
Parameter
p
r.3
(MPa) 2.89
W
0
(mW) 64.88 —#
min of
[W
.3
(z
1
),I
TA.3
(z
1
)]
(mW)
z
1
(cm)
z
bp
(cm)
z
sp
(cm) 1.1
d
eq
(z
sp
) (cm)
f
c
(MHz) 4.91 4.91 #
Dim of A
aprt
X(cm) 0.54 #
Y(cm)
0.4 #
Other Information
PD (μsec) 0.529
PRF (Hz) 9547
p
r
@PII
max
(MPa) 3.48
d
eq
@Pll
max
(cm)
Focal Length FL
x
(cm) 1.5 #
FL
y
(cm) 2.5 #
I
PA.3
@MI
max
(W/cm
2
)
439.3
Operating
Control
Conditions
Control 1: Mode Color CPD
Control 2: Exam Type Any Bre
Control 3: PRF 331 2137
Control 4: Optimization/Depth Any/3.1 Med/3.1
Control 5: Color Box Position/Size Any Def/
Def/
Def
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