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Maintenance and Specifications
Specifications
8
8-11
Random Noise Floor: Better than 65 dB at 100 MHz. Typically better than 75 dB
at 100 MHz.
Output Signal Balance: Better than 37 dB at 100 MHz.
Common Mode Rejection: Better than 37 dB at 100 MHz.
Measurement Accuracy (calculated from above parameters): Better than ±1.5 dB
from 1 MHz to 100 MHz. Typically better than ±1.25 dB.
TDX
Analyzer Specifications for Cables <100m (328 ft)
The following performance is typical for cables less than 100m (328 ft):
Distance accuracy: ±(1 ft (0.3m) + 2% distance)
Distance resolution: 1 ft or 0.1m
TDR Specifications for Cables <100m (328 ft)
Table 8-6 shows the distance specifications for TDR tests on cables less than
100m (328 ft) long.
Table 8-6. Distance Specifications for TDR Test
Twisted Pair Coaxial
Distance accuracy ±(1 ft (0.3m) + 2% distance) ±(1 ft (0.3m) + 2% distance)
Distance resolution 1 ft or 0.1m 1 ft or 0.1m
Return Loss
Return loss range: 0 to 30 dB
Accuracy: ±3 dB over the following ranges:
0 to 18 dB from 1 to 10 MHz
0 to 15 dB from 10.1 to 20 MHz
0 to 10 dB from 20.1 to 100 MHz