超5类4对室内UTP电缆
Frequency(MHz) | 1 | 4 | 10 | 16 | 20 | 31.25 | 62.5 | 100 | 125 |
Attenuation(dB/100m) | 1.9 | 3.7 | 6.0 | 7.8 | 8.7 | 10.9 | 15.3 | 19.8 | 22.3 |
NEXT(dB) | 71 | 61 | 55 | 52 | 51 | 48 | 43 | 40 | 39 |
PS NEXT(dB) | 69 | 59 | 53 | 50 | 49 | 46 | 41 | 38 | 37 |
ACR(dB) | 69 | 57 | 49 | 44 | 42 | 37 | 28 | 20 | 17 |
PS ACR(dB) | 67 | 55 | 47 | 42 | 40 | 35 | 28 | 18 | 15 |
ELFEXT(dB) | 76 | 68 | 57 | 52 | 48 | 44 | 38 | 34 | 32 |
PS ELFEXT(dB) | 74 | 68 | 55 | 50 | 46 | 42 | 36 | 32 | 30 |
Return loss(dB) | 26 | 29 | 30 | 30 | 30 | 30 | 28 | 27 | 26 |
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