Appendix C
Measurement Methods and Limits
C-12
ISO Class F (Category 7)
Measurement Limits in dB
Freq
Attenuation
NEXT
ACR
Power
Sum ACR
( MHz )
Permanent
Channel
Permanent
Channel
Permanent
Permanent
1.0
4.0
4.0
65.0
65.0
61.0
58.0
4.0
4.0
4.1
65.0
65.0
61.0
58.0
10.0
5.4
6.4
65.0
65.0
59.6
56.6
16.0
6.8
8.1
65.0
65.0
58.2
55.2
100.0
17.5
20.8
65.0
62.9
47.5
44.5
250.0
28.4
33.8
60.4
56.9
32.0
29.0
300.0
31.4
37.4
59.2
55.7
27.8
24.8
350.0
34.1
40.6
58.2
54.7
24.1
21.1
400.0
36.7
43.7
57.3
53.8
20.6
17.6
450.0
39.2
46.6
56.6
53.1
17.4
14.4
500.0
41.5
49.4
55.9
52.4
14.4
11.4
550.0
43.8
52.1
55.3
51.8
11.5
8.5
600.0
46.0
54.7
54.7
51.2
8.7
5.7
Measurement Limits in dB
Freq
Power Sum NEXT
ELFEXT
Power Sum ELFEXT
Return Loss
( MHz )
Permanent
Channel
Permanent
Channel
Permanent
Channel
Permanent
Channel
1.0
62.0
62.0
65.0
65.0
62.0
62.0
21.0
19.0
4.0
62.0
62.0
65.0
65.0
62.0
62.0
21.0
19.0
10.0
62.0
62.0
62.7
60.8
59.7
57.8
21.0
19.0
16.0
62.0
62.0
59.3
57.5
56.3
54.5
20.0
18.0
100.0
62.0
59.9
46.0
44.4
43.0
41.4
14.0
12.0
250.0
57.4
53.9
39.2
37.8
36.2
34.8
10.0
8.0
300.0
56.2
52.7
37.8
36.4
34.8
33.4
10.0
8.0
350.0
55.2
51.7
36.7
35.3
33.7
32.3
10.0
8.0
400.0
54.3
50.8
35.7
34.3
32.7
31.3
10.0
8.0
450.0
53.6
50.1
34.8
33.4
31.8
30.4
10.0
8.0
500.0
52.9
49.4
34.0
32.6
31.0
29.6
10.0
8.0
550.0
52.3
48.8
33.3
31.9
30.3
28.9
10.0
8.0
600.0
51.7
48.2
32.6
31.3
29.6
28.3
10.0
8.0
Содержание LANTEK
Страница 1: ...IDEAL INDUSTRIES LANTEK CABLE TESTERS USER S GUIDE 01 FEBUARY 2002 MANUAL PART 6510 00 5000 REV A ...
Страница 80: ...Chapter 3 Calibration Configuration and Special Operations 3 39 store up to 10 custom cables ...
Страница 116: ...Chapter 4 Autotesting 4 24 ...
Страница 124: ...Chapter 5 Analyze Testing 5 8 ...
Страница 172: ...Chapter 6 Using LANTEK REPORTER 6 48 ...
Страница 208: ...Appendix A Safety Precautions A 4 ...