DMTA-20015-01EN [U8778402], Rev. M, February 2017
Appendix J
166
J.1 Acoustic Specifications
This section details the acoustic specifications of the pulser, receiver, and beam
formation (see Table 55 on page 166).
Table 55 Acoustic specifications — OMNI-M-PA3232
Pulser
Voltage Low: 50 V
Medium: 100 V
High: 200 V
Pulse width Adjustable from 30 ns to 500 ns; resolution
of 2.5 ns
Fall time <5 ns
Pulse shape Negative square pulse
Output impedance <30 Ω
Receiver
Gain range 0 dB to 74 dB in steps of 0.1 dB, maximum
input signal 1.1 Vp-p
Input impedance 50 Ω
System bandwidth 0.53 MHz to 23 MHz, ±10 % (−3dB)
Beam formation
Scan type Sectorial and linear
Aperture 32 elements
Number of elements 32 elements
Number of focal laws 256
Delay range transmission 0 µs to 10 µs in 2.5 ns increments
Delay range reception 0 µs to 10 µs in 2.5 ns increments
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