1 Kirish
Oqayotgan koaksial kabel signal uzatish va antenna funktsiyalariga ega. Tashqi o'tkazgichning ochilishini boshqarish orqali boshqariladigan elektromagnit to'lqin energiyasi chiziq bo'ylab bir tekis nurlanishi va qabul qilinishi, elektromagnit maydonning ko'r maydonini qoplashi va uzluksiz mobil aloqa maqsadiga erishishi mumkin.
2. Qadoqlash tafsilotlari
- Binolar, tunnellar va metrolarda mobil aloqa (GSM, PCN/PCS, DECT…)
- Avtoturargohlar, podvallar va konlar kabi yer osti binolaridagi kommunikatsiyalar
- Magistral tunnellarida FM diapazoni (88-108MHz) ma'lumotlarini uzatish
- Magistral tunnellarida simsiz signal signallarini yo'naltirish
- Magistral tunnellarida mobil telefon signallarini uzatish
- Metro yoki metro tunnellarida signal uzatish
| Oqish koaksial kabel | |||||
| Qurilish xususiyatlari (mm) | 1/2″C | 7/8″C | 1-1/4″C | 1-5/8″C | |
| ① Ichki o'tkazgich | 1/2″C: Mis bilan qoplangan alyuminiy 7/8″C: Silliq mis naycha1-1/4″C、1-5/8″C: Spiral gofrirovka qilingan mis quvur | 4.80±0.05 | 9.30±0.20 | 13.00±0.20 | 17.80±0.30 |
| 2 Dielektrik | Ko'pikli PE | 12.30±0.20 | 22.80±0.30 | 32.50±0.30 | 42.80±0.30 |
| ③ Tashqi o'tkazgich | Mis folga bilan qoplangan | 13.00±0.40 | 23.50±0.50 | 33.20±0.50 | 43.80±0.50 |
| ④ Kurtka | PE yoki LSZH | 15.50±0.40 | 27.00±0.50 | 37.20±0.50 | 47.60±0.50 |
| Elektr Xarakteristikalartiklar & Mexanik va Atrof-muhit Xususiyatlari | |||||
| Xarakterli empedans (Ω) | 50±2 | 50±2 | 50±2 | 50±2 | |
| Tarqalish tezligi (%) | 88 | 89 | 89 | 89 | |
| Sig'im (pF/m) | 76.0 | 75.0 | 75.0 | 75.0 | |
| Izolyatsiya qarshiligi, min (MΩ•km) | 10000 | 10000 | 10000 | 10000 | |
| Uchqun sinov kuchlanishi [KV(AC)] | 8 | 8 | 10 | 10 | |
| Izolyatsiya kuchlanishi [KV(DC),1 daqiqa)] | 6 | 10 | 10 | 15 | |
| Ishlash chastotasi (MGts) | 5-2700 | 5-2700 | 5-2700 | 5-2700 | |
| Optimal ish chastotasi (MGts) | 700-2700 | 700-2700 | 700-2700 | 700-2700 | |
| Taqiqlangan ish chastotasi (MGts) | 1085-1150 | 1085-1150 | 1085-1150 | 1085-1150 | |
| 2170-2300 | 2170-2300 | 2170-2300 | 2170-2300 | ||
| VSWR Maks | 75-150 MGts | 1.30 | 1.30 | 1.30 | 1.30 |
| 300-500 MGts | 1.30 | 1.30 | 1.30 | 1.30 | |
| 800-960 MGts | 1.30 | 1.30 | 1.30 | 1.30 | |
| 1700-2025 MGts | 1.40 | 1.30 | 1.30 | 1.30 | |
| 2110-2170 MGts | 1.40 | 1.30 | 1.30 | 1.30 | |
| 2300-2400 MGts | 1.40 | 1.30 | 1.30 | 1.30 | |
| 2500-2700 MGts | 1.40 | 1.30 | 1.30 | 1.30 | |
| Yagona egilish radiusi (mm) | 75 | 150 | 200 | 400 | |
| Takrorlangan bükme radiusi (mm) | 150 | 250 | 400 | 500 | |
| Bükme momenti (N•M) | 13.5 | 14.9 | 15.5 | 16.0 | |
| Cho'zilish kuchi (N) | 1000 | 1490-yil | 1550-yil | 3300 | |
| Tavsiya etilgan qat'iy masofa (m) | 0.8-1 | 0.8-1 | 0.8-1 | 0.8-1 | |
| Devorgacha bo'lgan masofa (min) (mm) | 50 | 50 | 50 | 50 | |
| O'rnatish harorati (℃) | PE | -40~+60 | -40~+60 | -40~+60 | -40~+60 |
| LSZH | -20~+60 | -20~+60 | -20~+60 | -20~+60 | |
| Ishlash harorati (℃) | PE | -55~+85 | -55~+85 | -55~+85 | -55~+85 |
| LSZH | -30~+80 | -30~+80 | -30~+80 | -30~+80 | |
| Zaiflashuv(dB/100 m) & Mufta Yo'qotish(2m,50%/95%) @ 20℃ | ||||
| Chastota, MGts | dB dB | dB dB | dB dB | dB dB |
| 75 | / / | 1.1 64/75 | 0.7 62/73 | 0.6 62/73 |
| 100 | / / | 1.2 60/70 | 0.8 58/68 | 0.7 58/68 |
| 150 | / / | 1.5 66/78 | 1.0 64/74 | 0.9 64/74 |
| 350 | / / | 2.4 76/88 | 1.6 76/88 | 1.3 76/90 |
| 450 | / / | 2.8 82/89 | 1.9 80/90 | 1.5 78/88 |
| 800 | 7.2 69/73 | 3.8 71/74 | 2.6 71/74 | 2.1 70/73 |
| 900 | 7.7 68/72 | 4.1 69/72 | 2.8 69/72 | 2.3 69/72 |
| 960 | 8.3 68/71 | 4.3 69/71 | 2.9 68/71 | 2.4 68/71 |
| 1800-yil | 11.5 65/68 | 6.5 64/68 | 4.5 64/68 | 3.6 64/68 |
| 1900-yil | 12.3 66/68 | 6.9 64/68 | 4.7 64/68 | 3.9 63/68 |
| 2000-yil | 12.8 67/70 | 7.2 63/67 | 5.0 63/67 | 4.1 63/67 |
| 2100 | / / | 7.5 63/68 | 5.2 63/68 | 4.3 63/68 |
| 2400 | 15.5 63/66 | 8.5 62/66 | 6.2 62/66 | 5.0 62/66 |
| 2600 | 16.1 64/67 | 8.9 61/65 | 7.0 61/65 | 5.6 61/65 |
| 2620 | 17.2 65/68 | 9.4 62/66 | 7.2 61/65 | 5.8 61/65 |
| 2700 | 18.0 65/69 | 10.5 62/66 | 7.6 62/66 | 6.3 60/66 |
1/2″C 7/8″C Zavod 50 ohm Oqimli Oziqlantiruvchi Koaksial Kabel.pdf