Olympus OmniScan MX2 - Acoustic Specifications; Figure H-1 Phased Array Module Model OMNI-M-PA16128 PR; Table 50 Acoustic Specifications; H.1 Acoustic Specifications

DMTA-20015-01EN [U8778402], Rev. J, January 2014
Appendix H 156
Figure H-1 Phased array module model OMNI-M-PA16128PR
H.1 Acoustic Specifications
This section lists the acoustic specifications for the pulser, receiver, and beam
formation (see Table 50 on page 156).
Table 50 Acoustic specifications
Pulser
Voltage Low: 40 V
High: 80 V
Pulse width Adjustable from 30 ns to 500 ns; resolution
of 2.5 ns
Fall time <10 ns
Pulse shape Negative square pulse
Output impedance <25 Ω
Receiver
Gain range 0 dB to 74 dB maximum input signal
1.32 Vp-p
Input impedance 50 Ω (pulse-echo channel)
150 Ω (pitch-catch channel)