Olympus OmniScan MX - Acoustic Specifications; Figure K-1 Phased Array Module Model OMNI-M-PA1664; Table 58 Acoustic Specifications - OMNI-M-PA1664; K.1 Acoustic Specifications

DMTA-20015-01EN [U8778402], Rev. M, February 2017
Appendix K 170
Figure K-1 Phased array module model OMNI-M-PA1664
K.1 Acoustic Specifications
This section details the acoustic specifications of the pulser, receiver, and beam
formation (see Table 58 on page 170).
Table 58 Acoustic specifications — OMNI-M-PA1664
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 75 Ω
System bandwidth 0.75 MHz to 18 MHz (−3dB)