Olympus EPOCH 6LT, Руководство пользователя

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DMTA-10083-01EN, Rev. 3, June 2017
Appendix A 46
Table 7
Pulser
Parameter Specifications
Pulser Tunable square wave
PRF 10 Hz to 2000 Hz in 10 Hz increments
Energy settings 100 V, 200 V, 300 V, or 400 V
Pulse width Adjustable from 25 ns to 5000 ns (0.1 MHz) with PerfectSquare
technology
Damping 50 Ω , 400 Ω
Table 8 Receiver
Parameter Specifications
Gain 0 db to 110 dB
Maximum input signal 20 Vpk
Receiver input impedance 400 Ω ±5 %
Receiver bandwidth DC to 26.5 MHz at − 3 dB (Standard version)
0.2 MHz to 26.5 MHz at − 3 dB (EN12668 compliant version)
Digital filter settings 8 digital filter sets (standard version)
7 digital filter sets (EN12668 compliant version)
Rectification Full-wave, Positive Half-wave, Negative Half-wave, RF
System linearity Horizontal: ±0.5 % FSW
Resolution 0.25 % FSH, amplifier accuracy ±1 dB
Reject 0 % to 85 % FSH in 1 % increment positions
Amplitude measurement 1.25 % to 110 % full screen height
Measurement rate Equivalent to PRF in all modes (single shot)
Table 9 Calibration
Parameter Specifications
Automated calibration) Velocity, Zero Offset
Straight Beam (first back wall or echo-to-echo)
Angle Beam (Soundpath or Depth)
Test modes Pulse Echo, Dual, or Through Transmission