Frequency domain reflectometry (fdr), Single end frequency response – EXFO CableSHARK P3 VF/DSL Cable Qualifier User Manual
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CableSHARK P3 User Guide
263
length range:
10% to 25% of total cable length
Pulse width:
28 ns to 20 µs (auto-selected in Auto TDR test) 330 µs in Manual mode
Test signals:
Sine wave, Compensated Sine wave, Half-Sine wave, Square wave
Amplitude:
10 V p-p on cable, 20 V p-p open circuit
V.O.P.:
0.400 to 0.999 or 120 to 299 m/
μS
Distance
accuracy:
±
3 m (
±
9 ft) increments
±
1% of reading
Units:
Feet, meters, and nanoseconds
Horizontal
scale:
Automatic or 1000 ft (300 m), 2000 ft (600 m), 5000 ft (1500 m), 10,000 ft (3000
m),
20,000 ft (6000 m), 45,000 ft (13,500 m)
Frequency Domain Reflectometry (FDR)
As part of LoopMapper. Plot and numeric display of reflection with distance and phase angle. Includes
cursor and zoom.
Distance range:
100 ft up to 10,000 ft (30 m to 3000 m).
V.O.P.:
0.400 to 0.999 or 120 to 299 m/s
Distance accuracy:
For measurements below 2000 ft (655 m): ± 12 ft (± 4 m) increments ± 1% of reading
For measurements above 2000 ft (655 m): ± 58 ft (± 19 m) increments ± 1% of reading
Units:
Feet and meters
Horizontal scale:
Automatic
Type of fault to detect:
Automatic
Display of result:
Text, Graphic and circuit drawing with distances (when applicable)
Single End Frequency Response
Extrapolated result plot with cursor and zoom.
Distance
range:
300 ft to 16000 ft (100 m to 5000 m)
** range will depend on cable type and condition
** specifications based on 24 AWG (0.5 PE mm) cabling
Frequency
range:
Up to 2.2 MHz, optional 6 MHz support available
Frequency accuracy:
±
50 ppm
Accuracy:
±
1.0 dB typical
Resolution:
0.1 dB
Horizontal
scale:
ISDN 500 kHz, HDSL 1 MHz, ADSL 2.2 MHz, optional VDSL 6 MHz.
Vertical scale:
0 to +90 dB