910-269-EN, Rev. B, June 2011
314 Chapter 19
Receiver delay Not applicable 0 µs to 10 µs, 2.5 ns resolution
Digital filter settings Standard filter set (EN12668-1
Test & Compliant): 7 filters
Advanced Filter Set (not tested
to EN12668-1): 30 filters
Automatic by probe
Rectification Fullwave, positive half wave, negative half wave, RF
Reject 0 % to 80 % full-screen height (FSH) with visual warning
Amplitude measurement 0 % to 110 % FSH with 0.25 % resolution
Table 28 Calibration specifications
Parameter EPOCH 1000/1000iR/1000i EPOCH 1000i
Automated calibration • Velocity, zero offset
• Straight beam (first back wall
or echo-to-echo)
• Angle beam (sound path or
depth)
• Velocity, zero offset
• Sensitivity using sound path
or depth
Test modes Pulse echo, dual, or through
transmission
Pulse echo
Units mm, in., or µs
Range 1.86 mm to 25,400 mm
(0.073 in. to 1000 in.)
Up to 762 mm (30 in.), 30 focal
laws
Velocity 635 m/s to 15,240 m/s (0.0250 in./µs to 0.6000 in./µs)
Zero offset 0 µs to 750 µs
Not applicable
Display delay –59 mm to 25,400 mm
(–2.323 in. to 1000 in.)
0 to max range
Refracted angle 0° to 85° in 0.1° increments 60 angular focal laws, 0.5°
increments
Table 29 Gates specifications
Parameter EPOCH 1000/1000iR/1000i EPOCH 1000i
Measurement gates 2 fully independent gates for amplitude and time-of-flight
measurements
Table 27 Receiver specifications (continued)
Parameter EPOCH 1000/1000iR/1000i EPOCH 1000i
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