DMTA-20015-01EN [U8778402], Rev. J, January 2014
G.1
Acoustic Specifications
This section details the acoustic specifications of the pulser, receiver, and beam
formation (see Table 47 on page 152).
Voltage
Pulse width
Fall time
Pulse shape
Output impedance
Gain range
Input impedance
System bandwidth
Scan type
Aperture
Number of elements
Number of focal laws
Delay range transmission 0 µs to 10 µs in 2.5 ns increments
Delay range reception
152
Appendix G
Table 47 Acoustic specifications
Pulser
Low: 40 V
High: 80 V
Adjustable from 30 ns to 500 ns; resolution
of 2.5 ns
<10 ns
Negative square pulse
<25 Ω
Receiver
0 dB to 74 dB maximum input signal
1.32 Vp-p
75 Ω
0.75 MHz to 18 MHz (–3 dB)
Beam formation
Sectorial and linear
16 elements
128 elements
256
0 µs to 10 µs in 2.5 ns increments