Table 17 Pulser Specifications; Table 18 Receiver Specifications; Table 19 Calibration Specifications; Channel Specifications - Olympus EPOCH 650 User Manual

13.2 Channel Specifications

Parameter
Pulser
PRF
Energy settings
Pulse width
Damping
Parameter
Gain
Maximum input signal
Receiver input impedance
Receiver bandwidth
Digital filter settings
Rectification
System linearity
Vertical Linearity
Reject
Amplitude Measurement
Measurement Rate
Parameter
Automated calibration
Test Modes
Units

Table 17 Pulser specifications

Tunable Square Wave
10 Hz to 2000 Hz in 10 Hz increments
100 V, 200 V, 300 V, or 400 V
Adjustable from 20 to 10,000 ns (0.1 MHz) with
PerfectSquare Technology
50, 100, 200, 400

Table 18 Receiver specifications

0 dB to 110 dB
20 V p-p
Ω ±
400 5 %
0.2 to 26.5 MHz at –3 dB
30 digital filter sets standard
Seven EN12668-1:2010 compliant filters (0.2—10 MHz,
2.0—21.5 MHz, 8.0—26.5 MHz, 0.5—4 MHz, 0.2—
1.2 MHz, 1.5—8.5 MHz, 5—15 MHz)
Fullwave, positive halfwave, negative halfwave, RF
Horizontal: ±0.2 % FSW
0.25 % FSH, amplifier accuracy ±1 dB
0 % to 80 % FSH with visual warning
0 % to 110 % full screen height with 0.25 % resolution
Equivalent to PRF in all modes

Table 19 Calibration specifications

Velocity, zero offset
Straight beam (first backwall or echo-to-echo)
Angle beam (sound path or depth)
Pulse echo, dual, or through transmission
Millimeters, inches, or microseconds
DMTA-10055-01EN, Rev. A, February 2015
Value
Ω
Value
Value
Specifications 303