通線電(dian)(dian)(dian)纜(lan)是傳(chuan)輸(shu)電(dian)(dian)(dian)話、電(dian)(dian)(dian)報(bao)、傳(chuan)真(zhen)文(wen)件(jian)、電(dian)(dian)(dian)視和廣播節目(mu)、數據和其(qi)他電(dian)(dian)(dian)信(xin)號的電(dian)(dian)(dian)纜(lan)。由一(yi)對(dui)以(yi)上相互絕緣(yuan)的導(dao)線絞(jiao)合(he)而成(cheng)。通信(xin)電(dian)(dian)(dian)纜(lan)與架空(kong)明(ming)線相比，具有通信(xin)容量大、傳(chuan)輸(shu)穩定性(xing)高(gao)、保(bao)密(mi)性(xing)好、少受(shou)自(zi)然條(tiao)件(jian)和外部(bu)干擾...... 

發(fa)布日(ri)期：2020-07-20

　　如(ru)果按照(zhao)線(xian)(xian)纜(lan)的型式，通信電纜(lan)分類(lei)如(ru)下：　　1、單導線(xian)(xian)：是指原始的通信電纜(lan)，單導線(xian)(xian)回路(lu)，以大地作為回歸線(xian)(xian)。　　2、對稱電纜(lan)：由兩根在理想條件下完全相同的導線(xian)(xian)組成回路(lu)。　　3、同軸(zhou)電纜(lan)：將在同一軸(zhou)線(xian)(xian)上......  

發(fa)布日期(qi)：2020-07-20

　　由二根(gen)對(dui)稱排列的導(dao)線(xian)組成通(tong)信(xin)回路。分高頻和低頻兩種。前(qian)者(zhe)高傳輸頻率可(ke)(ke)達(da) 800千赫，相(xiang)應為在一(yi)(yi)個回路中可(ke)(ke)開通(tong)180路電話；后者(zhe)高傳輸頻率一(yi)(yi)般(ban)小(xiao)于252千赫，相(xiang)當于一(yi)(yi)個回路中可(ke)(ke)開通(tong)60路電話。　對(dui)稱......  

發布日期：2020-07-20

　　HYA為銅(tong)芯實心(xin)聚(ju)烯烴(jing)絕緣(yuan)擋潮(chao)層聚(ju)乙烯護(hu)套市內(nei)通信(xin)(xin)電(dian)纜，主要用于(yu)(yu)傳輸音頻、150kHZ及(ji)以(yi)下(xia)的模擬信(xin)(xin)號(hao)和2048kbit/s及(ji)以(yi)下(xia)的數字(zi)信(xin)(xin)號(hao)。在一定條件下(xia)，也可用于(yu)(yu)傳輸2048kbit/s以(yi)上(shang)的數......

發(fa)布日期：2020-07-20

　　礦(kuang)用(yong)(yong)通信電(dian)(dian)纜(lan)(lan)mhyv，具(ju)有(you)適(shi)用(yong)(yong)于礦(kuang)井環境的機械(xie)強度、耐潮、防靜(jing)電(dian)(dian)和阻(zu)燃等性能的礦(kuang)井專用(yong)(yong)通信電(dian)(dian)纜(lan)(lan)。　　中文名稱(cheng)：礦(kuang)用(yong)(yong)通信電(dian)(dian)纜(lan)(lan) 英文名稱(cheng)：Mine communication cable所(suo)屬(shu)學科：煤炭......

發(fa)布日期：2020-07-20

　　HYAT53通(tong)(tong)信電(dian)纜是銅芯(xin)實(shi)芯(xin)聚烯烴絕緣(yuan)石油膏填充鋁塑(su)(su)綜(zong)合的產品。　　HYAT53防潮(chao)通(tong)(tong)信電(dian)纜介紹：銅芯(xin)實(shi)芯(xin)聚烯烴絕緣(yuan)石油膏填充鋁塑(su)(su)綜(zong)合護(hu)套單層鋼帶鎧裝(zhuang)聚乙烯外(wai)護(hu)套市內通(tong)(tong)信電(dian)纜。HYAT53型(xing)鎧裝(zhuang)...... 

發布日期(qi)：2020-07-20

　　HYA應用(yong)(yong)　　實心絕緣非填充(chong)型電(dian)(dian)纜適(shi)用(yong)(yong)于本地(di)電(dian)(dian)信(xin)(xin)網的城市(shi)與鄉鎮電(dian)(dian)信(xin)(xin)線(xian)路，也適(shi)用(yong)(yong)于接入公用(yong)(yong)網的專(zhuan)用(yong)(yong)網線(xian)路。在(zai)(zai)架空安裝(zhuang)時需要用(yong)(yong)吊(diao)線(xian)支(zhi)承。在(zai)(zai)-30℃~+60℃環(huan)境條件下，電(dian)(dian)纜的機械和電(dian)(dian)氣性能均保持(chi)不變。......   

發布日期：2020-07-20