Table 14: Transducer model: HFL38xi Operating mode: M mode
Index label
Maximum index value
Index component value
p
at z
(MPa)
r,α
MI
P (mW)
P
(mW)
1x1
z
(cm)
s
z
(cm)
b
z
(cm)
MI
z
(cm)
pii,α
f
(MHz)
awf
prr (Hz)
srr (Hz)
n
pps
I
at z
(W/cm
pa,α
pii,α
I
at z
or z
spta,α
pii,α
I
at z
or z
spta
pii
sii
p
at z
(MPa)
r
pii
Exam type
Optimization
Depth (cm)
(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.
48
1.12
3.14
6.75
1600
2
)
163.2
2
(mW/cm
)
sii,α
333.3
2
(mW/cm
)
4.35
TIS
MI
At
Below
surface
surface
(a)
#
#
#
#
#
1.4
1.4
#
—
1
388
Nrv
Pen
4.0
TIB
At
Below
surface
surface
surface
(a)
#
#
#
#
#
#
Acoustic output tables
TIC
At
(b)
#
#