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  • 武漢科安通科技有限公司

工程設備

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      廊坊干線放大器

      • 物理參數(shu)

      干(gan)(gan)(gan)線(xian)(xian)(xian)(xian)(xian)放(fang)大器(qi)(qi)(qi)是主(zhu)干(gan)(gan)(gan)線(xian)(xian)(xian)(xian)(xian)纜(lan)傳輸(shu)鏈(lian)路(lu)(lu)上(shang)的(de)(de)雙向信(xin)號(hao)(hao)處理放(fang)大設備(bei)(bei)。當主(zhu)干(gan)(gan)(gan)線(xian)(xian)(xian)(xian)(xian)纜(lan)傳輸(shu)距(ju)離長,或鏈(lian)路(lu)(lu)中(zhong)(zhong)負載(zai)器(qi)(qi)(qi)件(jian)數量較多,雙向信(xin)號(hao)(hao)損耗過大,來(lai)自(zi)信(xin)號(hao)(hao)源(下(xia)行)或來(lai)自(zi)天(tian)線(xian)(xian)(xian)(xian)(xian)(上(shang)行)的(de)(de)信(xin)號(hao)(hao)強度偏低,相關(guan)指標將不能滿足設計(ji)的(de)(de)技術要求,將直(zhi)接影響到室(shi)內天(tian)線(xian)(xian)(xian)(xian)(xian)的(de)(de)端口發射功率和基站(zhan)接收(shou)機(中(zhong)(zhong)繼臺))的(de)(de)端口的(de)(de)接收(shou)功率,這就必須在主(zhu)干(gan)(gan)(gan)線(xian)(xian)(xian)(xian)(xian)纜(lan)傳輸(shu)鏈(lian)路(lu)(lu)中(zhong)(zhong)的(de)(de)適當位(wei)置增加干(gan)(gan)(gan)線(xian)(xian)(xian)(xian)(xian)放(fang)大器(qi)(qi)(qi)設備(bei)(bei)。干(gan)(gan)(gan)線(xian)(xian)(xian)(xian)(xian)放(fang)大器(qi)(qi)(qi)具有雙向信(xin)號(hao)(hao)放(fang)大功能,上(shang)行/下(xia)行信(xin)號(hao)(hao)處理及放(fang)大電(dian)路(lu)(lu)

      • 詳情介紹
      • 技術參數
      • 干(gan)線(xian)放大(da)器(qi)是主(zhu)干(gan)線(xian)纜(lan)傳(chuan)輸(shu)鏈(lian)路(lu)上的(de)(de)雙向(xiang)(xiang)信(xin)號處(chu)理(li)放大(da)設(she)備。當主(zhu)干(gan)線(xian)纜(lan)傳(chuan)輸(shu)距離長(chang),或鏈(lian)路(lu)中負載器(qi)件數量較多,雙向(xiang)(xiang)信(xin)號損耗過(guo)大(da),來(lai)自信(xin)號源(yuan)(下行)或來(lai)自天(tian)線(xian)(上行)的(de)(de)信(xin)號強度(du)偏低,相(xiang)關指標將(jiang)不能滿足設(she)計的(de)(de)技術要求,將(jiang)直(zhi)接(jie)影響到室內天(tian)線(xian)的(de)(de)端口(kou)發射(she)功率(lv)和基站接(jie)收(shou)機(中繼臺))的(de)(de)端口(kou)的(de)(de)接(jie)收(shou)功率(lv),這就必須在主(zhu)干(gan)線(xian)纜(lan)傳(chuan)輸(shu)鏈(lian)路(lu)中的(de)(de)適(shi)當位置增加(jia)干(gan)線(xian)放大(da)器(qi)設(she)備。

        干線(xian)放大(da)(da)器(qi)具有(you)雙向信(xin)號(hao)放大(da)(da)功能,上行(xing)(xing)(xing)/下(xia)行(xing)(xing)(xing)信(xin)號(hao)處理及放大(da)(da)電路獨(du)立分開,上行(xing)(xing)(xing)/下(xia)行(xing)(xing)(xing)放大(da)(da)功率可單獨(du)調(diao)節,可根據實際要求進行(xing)(xing)(xing)現場測驗后對上行(xing)(xing)(xing)/下(xia)行(xing)(xing)(xing)信(xin)號(hao)增益進行(xing)(xing)(xing)分別設置,這樣極大(da)(da)地方便了(le)系統(tong)調(diao)試,從(cong)而更有(you)效地保證(zheng)了(le)系統(tong)的安(an)全穩定性和建(jian)筑物內電磁環境滿(man)足國家有(you)關(guan)標準(zhun)。


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