一、電臺是什么意思
電臺是無線電(dian)(dian)(dian)(dian)臺(tai)的(de)(de)簡(jian)稱。設有無線電(dian)(dian)(dian)(dian)發射機(ji)、接收機(ji)和(he)天線等裝(zhuang)置,用以發送或接收無線電(dian)(dian)(dian)(dian)信號的(de)(de)場所。有時也將(jiang)這些設備稱為電(dian)(dian)(dian)(dian)臺(tai)。從(cong)應用角度出(chu)發可分(fen)為話音(yin)傳輸(shu)的(de)(de)對講電(dian)(dian)(dian)(dian)臺(tai)(如(ru):對講機(ji)、車載(zai)臺(tai)等)和(he)數據傳輸(shu)的(de)(de)數傳電(dian)(dian)(dian)(dian)臺(tai)(如(ru):MDS數傳電(dian)(dian)(dian)(dian)臺(tai))等。
二、無線電臺的分類有哪些
無線電臺根據(ju)使用頻段或業務范圍進行分類。
1、按使用頻段分類,無線電(dian)臺(tai)(tai)根(gen)據使用的頻(pin)段可統稱為長波電(dian)臺(tai)(tai)、中波電(dian)臺(tai)(tai)、短波電(dian)臺(tai)(tai)(也(ye)稱高頻(pin)電(dian)臺(tai)(tai))、超短波電(dian)臺(tai)(tai)、微波電(dian)臺(tai)(tai)等。
2、按業務范圍分類,設(she)置(zhi)在地(di)(di)球表(biao)面或地(di)(di)球大氣層主要部分(fen)以(yi)內的(de)物體上的(de)電臺(tai)(tai),統稱(cheng)為(wei)地(di)(di)面電臺(tai)(tai)。地(di)(di)面電臺(tai)(tai)可分(fen)為(wei):
(1)固定業務電臺(tai)(tai),包括:固定電臺(tai)(tai)、雷(lei)達臺(tai)(tai)(站)、定位(wei)電臺(tai)(tai)、測(ce)向電臺(tai)(tai)。
(2)陸(lu)地移(yi)動(dong)業務電(dian)臺(tai)(tai),包(bao)括:基地電(dian)臺(tai)(tai)、移(yi)動(dong)電(dian)臺(tai)(tai)、定(ding)(ding)位(wei)陸(lu)地電(dian)臺(tai)(tai)、定(ding)(ding)位(wei)移(yi)動(dong)電(dian)臺(tai)(tai)、信(xin)標(biao)電(dian)臺(tai)(tai)、緊急指位(wei)信(xin)標(biao)電(dian)臺(tai)(tai)、營救器(qi)電(dian)臺(tai)(tai)。
(3)航空(kong)(kong)(kong)業務電(dian)臺(tai),包括:航空(kong)(kong)(kong)電(dian)臺(tai)、航空(kong)(kong)(kong)器電(dian)臺(tai)、無線電(dian)高(gao)度計電(dian)臺(tai)、航空(kong)(kong)(kong)導(dao)航陸(lu)地
電(dian)臺、航空導航移動電(dian)臺、標(biao)志信標(biao)電(dian)臺、儀表(biao)著(zhu)陸系統電(dian)臺、儀表(biao)著(zhu)陸系統定(ding)位器電(dian)臺、儀表(biao)著(zhu)陸系統下(xia)滑航跡(ji)電(dian)臺等。
(4)水上業務(wu)電(dian)(dian)臺(tai)(tai)(tai)(tai),包括:海(hai)岸電(dian)(dian)臺(tai)(tai)(tai)(tai)、船(chuan)(chuan)舶(bo)(bo)電(dian)(dian)臺(tai)(tai)(tai)(tai)、船(chuan)(chuan)上通信電(dian)(dian)臺(tai)(tai)(tai)(tai)、港(gang)口電(dian)(dian)臺(tai)(tai)(tai)(tai)、海(hai)上導航陸地(di)電(dian)(dian)臺(tai)(tai)(tai)(tai)、船(chuan)(chuan)舶(bo)(bo)定位(wei)電(dian)(dian)臺(tai)(tai)(tai)(tai)、雷(lei)達信標電(dian)(dian)臺(tai)(tai)(tai)(tai)、船(chuan)(chuan)舶(bo)(bo)應急發信機。
(5)廣(guang)(guang)播(bo)(bo)業(ye)務(wu)電臺,包括(kuo):聲音(yin)廣(guang)(guang)播(bo)(bo)發射臺、電視(shi)廣(guang)(guang)播(bo)(bo)發射臺、廣(guang)(guang)播(bo)(bo)差轉(zhuan)臺。
(6)業余(yu)電臺(tai)。
(7)標準頻(pin)率(lv)和時間(jian)信號電(dian)臺。
(8)氣象業務電臺,包括:空間電臺、地球站、測控地球站、基地地球站、陸地移動地球(qiu)站(zhan)(zhan)(zhan)(zhan)、海岸地(di)(di)球(qiu)站(zhan)(zhan)(zhan)(zhan)、船舶(bo)地(di)(di)球(qiu)站(zhan)(zhan)(zhan)(zhan)、航空(kong)地(di)(di)球(qiu)站(zhan)(zhan)(zhan)(zhan)、航空(kong)器地(di)(di)球(qiu)站(zhan)(zhan)(zhan)(zhan)、衛星緊急指位信標(biao)電臺(tai)。