六类双绞线
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◎ 产品特点:
☆ 测试频宽: 250 Mhz。
☆ 保证在整段1 -250 Mhz频宽时,ELFEXT及PSELFEXT的值具备1 dB余量。
☆ 保证在整段1 -250 Mhz频宽时,NEXT及PSNEXT的值具备3 dB余量。
☆ 保证在整段1 -250 Mhz频宽时,ACR 及PSACR的值具备3 dB余量。
☆ 保证NEXT在100 MHz时为47.3 dB,在250MHz时为41.3dB。
☆ 保证ACR 在100 MHz时为27.5 dB ,在250MHz时为8.5dB。
☆ 保证在300 MHz 时ACR的值大于 0,可提供300Mhz的工作频宽。
◎电气性能参数 :
FREQ 频率 (MHZ) | NEXT 近端串扰(db/100m) zui差值/典型值/标准值 ≥ | ATTN 衰减 (db/100m) ≤ | RL 回波损耗(db) zui差值/典型值/标准值 ≥ | PPACR 信噪比 (db/100m) zui差值/典型值/标准值 ≥ |
1 | 77.3/87.0/74.3 | 2.0 | 20.0/21.5/20.0 | 75.3/85.0/72.3 |
4 | 68.3/77.0/65.3 | 3.8 | 23.0/24.7/23.0 | 64.5/73.0/61.5 |
8 | 63.8/72.0/60.8 | 5.3 | 24.5/25.5/24.58 | 58.5/67.0/55.5 |
10 | 62.3/70.0/59.3 | 6.0 | 25.0/28.0/25.0 | 56.3/64.0/53.3 |
16 | 59.2/66.0/56.2 | 7.6 | 25.0/28.0/25.0 | 51.6/59.0/48.6 |
20 | 57.8/65.0/54.8 | 8.5 | 25.0/28.0/25.0 | 49.3/57.0/46.3 |
25 | 56.3/63.0/53.3 | 9.5 | 24.3/27.0/24.3 | 46.8/54.0/43.8 |
31.25 | 54.9/61.0/51.9 | 10.7 | 23.6/26.5/23.6 | 44.2/51.0/41.2 |
62.5 | 50.4/57.0/47.4 | 15.4 | 21.5/24.6/21.5 | 35.0/42.0/32.0 |
100 | 47.3/53.0/44.3 | 19.8 | 20.1/23.7/20.1 | 27.5/33.0/24.5 |
200 | 42.8/48.0/39.8 | 29.0 | 18.0/22.2/18.0 | 13.8/21.0/10.8 |
250 | 41.3/46.0/38.3 | 32.8 | 17.3/21.6/17.3 | 8.5/14.0/5.5 |
300 | 37.2/45.0/37.2 | 36.4 | 16.8/20.7/16.8 | 0.7/11.0/0.7 |
350 | 36.2/44.0/36.2 | 39.8 | 16.3/20.3/16.3 | -3.7/6.6/-3.7 |
400 | 35.3/43.0/35.3 | 43.0 | 15.9/16.8/15.9 | -7.7/2.6/-7.7 |
450 | 34.5/42.0/34.5 | 46.3 | 15.5/16.5/15.5 | -10.5/-1.1/-10.5 |
500 | 33.8/41.0/33.8 | 48.9 | 15.2/16.1/15.2 | -15.1/-6.2/-15.1 |
550 | 33.2/41.0/33.2 | 51.8 | 14.9/15.7/14.9 | -18.6/-12.0/-18.6 |
600 | 32.6/33.0/32.6 | 54.5 | 14.7/15.0/14.7 | -21.9/-21.0/-21.9 |
FREQ 频率 (MHZ) | PPELFEXT 等效远端串扰 (db/100m) 保证值/典型值/标准值 ≥ | PSNEXT 近端串扰功率和 (db/100m) zui差值/典型值/标准值 ≥ | PSACR 信噪比功率和 (db/100m) zui差值/典型值/标准值 ≥ | PSELFEXT 等效远端串扰功率和 (db/100m) zui差值/典型值/标准值 ≥ |
1 | 68.8/80.0/67.8 | 75.3/85.0/72.3 | 73.3/83.0/70.3 | 65.8/70.0/64.8 |
4 | 56.8/66.0/55.8 | 66.3/74.0/63.3 | 62.5/71.0/59.5 | 53.8/63.0/52.8 |
8 | 50.7/61.0/49.7 | 61.8/70.0/58.8 | 56.5/65.0/53.5 | 47.7/58.0/46.7 |
10 | 48.8/57.0/47.8 | 60.3/68.0/57.3 | 54.3/62.0/51.3 | 45.8/54.0/44.8 |
16 | 44.7/52.0/43.7 | 57.2/64.0/54.2 | 49.6/57.0/46.6 | 41.7/49.0/40.7 |
20 | 42.8/50.0/41.8 | 55.8/63.0/52.8 | 47.3/55.0/44.3 | 37.8/47.0/36.8 |
25 | 40.8/47.0/39.8 | 54.3/61.0/51.3 | 44.8/52.0/41.8 | 35.9/44.0/34.9 |
31.25 | 38.9/45.0/37.9 | 52.9/59.0/49.9 | 42.2/49.0/39.2 | 35.9/42.0/34.9 |
62.5 | 32.9/38.0/31.9 | 48.4/55.0/45.4 | 33.0/40.0/30.0 | 29.9/35.0/28.9 |
100 | 28.8/34.0/27.8 | 45.3/51.0/42.3 | 25.5/31.0/22.5 | 25.8/31.0/24.8 |
200 | 22.8/27.0/21.8 | 40.8/46.0/37.8 | 11.8/19.0/8.8 | 19.8/24.0/18.8 |
250 | 20.8/24.0/19.8 | 39.3/44.0/36.3 | 6.5/12.0/3.5 | 17.8/21.0/16.8 |
300 | 18.2/23.0/18.2 | 35.2/43.0/35.2 | -1.3/9.0/-1.3 | 15.2/20.0/15.2 |
350 | 16.9/21.0/16.9 | 34.2/42.0/34.2 | -5.7/4.6/-5.7 | 13.9/18.0/13.9 |
400 | 15.7/20.0/15.7 | 33.3/41.0/33.3 | -9.7/0.6/-9.7 | 12.7/17.0/12.7 |
450 | 14.7/18.0/14.7 | 32.5/40.0/32.5 | -12.5/-3.1/-12.5 | 11.7/15.0/11.7 |
500 | 13.8/18.0/13.8 | 31.8/39.0/31.8 | -17.1/-8.2/-17.1 | 10.8/15.0/10.8 |
550 | 12.9/17.0/12.9 | 31.2/39.0/31.2 | -20.6/-14.0/-20.6 | 9.9/13.0/9.9 |
600 | 12.2/14.0/12.2 | 30.6/31.0/30.6 | -23.9/-23.0/-23.9 | 9.2/11.0/9.2 |