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阿托斯放(fang)大(da)器(qi)(qi)(qi)增加信(xin)(xin)號(hao)(hao)幅度或功率的(de)裝置,它(ta)是(shi)自動化技術工具中處(chu)理信(xin)(xin)號(hao)(hao)的(de)重要元(yuan)件。放(fang)大(da)器(qi)(qi)(qi)的(de)放(fang)大(da)作用是(shi)用輸入(ru)信(xin)(xin)號(hao)(hao)控(kong)制能(neng)源來實(shi)現的(de),放(fang)大(da)所需(xu)功耗由能(neng)源提供。對于線性放(fang)大(da)器(qi)(qi)(qi),輸出(chu)就是(shi)輸入(ru)信(xin)(xin)號(hao)(hao)的(de)復現和(he)增強。對于非線性放(fang)大(da)器(qi)(qi)(qi),輸出(chu)則(ze)與輸入(ru)信(xin)(xin)號(hao)(hao)成一定(ding)函(han)數關系(xi)。放(fang)大(da)器(qi)(qi)(qi)按所處(chu)理信(xin)(xin)號(hao)(hao)物理量分(fen)為(wei)機械放(fang)大(da)器(qi)(qi)(qi)、機電放(fang)大(da)器(qi)(qi)(qi)放(fang)大(da)器(qi)(qi)(qi)
ATOS放大器的主(zhu)要作用:
1、能把(ba)輸(shu)入訊號(hao)的電壓(ya)或功率放(fang)大的裝置,由電子管或晶體(ti)管、電源變壓(ya)器和其他(ta)電器元件(jian)組(zu)成。用在通訊、廣播(bo)、雷達、電視、自動控(kong)制(zhi)等各種(zhong)裝置中。
原(yuan)理: 高頻功(gong)率(lv)放(fang)大(da)器(qi)用于(yu)發射機的末級,作用是將(jiang)高頻已調波信號進行功(gong)率(lv)放(fang)大(da),以滿(man)足發送功(gong)率(lv)的要求,然(ran)后經過天線將(jiang)其(qi)輻射到空間,保證(zheng)在一定(ding)區域內的接收(shou)(shou)機可(ke)以接收(shou)(shou)到滿(man)意的信號電平,并且不干擾相鄰信道(dao)的通信。
高(gao)(gao)(gao)頻(pin)(pin)(pin)(pin)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)是(shi)通(tong)信(xin)系統中發送裝(zhuang)置的(de)(de)(de)重(zhong)要組件。按其(qi)工作頻(pin)(pin)(pin)(pin)帶(dai)的(de)(de)(de)寬窄(zhai)劃分為窄(zhai)帶(dai)高(gao)(gao)(gao)頻(pin)(pin)(pin)(pin)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)和寬帶(dai)高(gao)(gao)(gao)頻(pin)(pin)(pin)(pin)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)兩(liang)種,窄(zhai)帶(dai)高(gao)(gao)(gao)頻(pin)(pin)(pin)(pin)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)通(tong)常以具有選頻(pin)(pin)(pin)(pin)濾波作用的(de)(de)(de)選頻(pin)(pin)(pin)(pin)電(dian)(dian)(dian)路(lu)作為輸(shu)(shu)出(chu)回(hui)路(lu),故又(you)稱為調(diao)(diao)諧(xie)(xie)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)或諧(xie)(xie)振功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi);寬帶(dai)高(gao)(gao)(gao)頻(pin)(pin)(pin)(pin)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)輸(shu)(shu)出(chu)電(dian)(dian)(dian)路(lu)則(ze)是(shi)傳輸(shu)(shu)線(xian)變壓器(qi)(qi)(qi)(qi)(qi)或其(qi)他(ta)寬帶(dai)匹配電(dian)(dian)(dian)路(lu),因此又(you)稱為非調(diao)(diao)諧(xie)(xie)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)。高(gao)(gao)(gao)頻(pin)(pin)(pin)(pin)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)是(shi)一種能量(liang)轉換器(qi)(qi)(qi)(qi)(qi)件,它將(jiang)電(dian)(dian)(dian)源供給的(de)(de)(de)直流能量(liang)轉換成為高(gao)(gao)(gao)頻(pin)(pin)(pin)(pin)交流輸(shu)(shu)出(chu)在 “低(di)頻(pin)(pin)(pin)(pin)電(dian)(dian)(dian)子線(xian)路(lu)"課程中已知,放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)可以按照電(dian)(dian)(dian)流導通(tong)角的(de)(de)(de)不同,將(jiang)其(qi)分為甲、乙、丙(bing)(bing)(bing)三(san)類(lei)(lei)工作狀態。甲類(lei)(lei)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)電(dian)(dian)(dian)流的(de)(de)(de)流通(tong)角為360o,適用于(yu)(yu)(yu)(yu)小信(xin)號低(di)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)。乙類(lei)(lei)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)電(dian)(dian)(dian)流的(de)(de)(de)流通(tong)角約(yue)等于(yu)(yu)(yu)(yu) 180o;丙(bing)(bing)(bing)類(lei)(lei)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)電(dian)(dian)(dian)流的(de)(de)(de)流通(tong)角則(ze)小于(yu)(yu)(yu)(yu)180o。乙類(lei)(lei)和丙(bing)(bing)(bing)類(lei)(lei)都適用于(yu)(yu)(yu)(yu)大(da)(da)(da)(da)(da)功(gong)(gong)(gong)率(lv)工作丙(bing)(bing)(bing)類(lei)(lei)工作狀態的(de)(de)(de)輸(shu)(shu)出(chu)功(gong)(gong)(gong)率(lv)和效率(lv)是(shi)三(san)種工作狀態中高(gao)(gao)(gao)者。高(gao)(gao)(gao)頻(pin)(pin)(pin)(pin)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)大(da)(da)(da)(da)(da)多工作于(yu)(yu)(yu)(yu)丙(bing)(bing)(bing)類(lei)(lei)。但丙(bing)(bing)(bing)類(lei)(lei)放(fang)(fang)大(da)(da)(da)(da)(da)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)電(dian)(dian)(dian)流波形(xing)失(shi)真太大(da)(da)(da)(da)(da),因而不能用于(yu)(yu)(yu)(yu)低(di)頻(pin)(pin)(pin)(pin)功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da),只(zhi)能用于(yu)(yu)(yu)(yu)采用調(diao)(diao)諧(xie)(xie)回(hui)路(lu)作為負載的(de)(de)(de)諧(xie)(xie)振功(gong)(gong)(gong)率(lv)放(fang)(fang)大(da)(da)(da)(da)(da)。由(you)于(yu)(yu)(yu)(yu)調(diao)(diao)諧(xie)(xie)回(hui)路(lu)具有濾波能力,回(hui)路(lu)電(dian)(dian)(dian)流與電(dian)(dian)(dian)壓仍(reng)然(ran)極(ji)近于(yu)(yu)(yu)(yu)正弦(xian)波形(xing),失(shi)真很小。
E-ME-AC-01F/RR-4 20
E-ME-AC-01F/RR-4 20 /3
E-ME-AC-01F/RR-4 20 /6
E-ME-AC-01F-4 20 /2
E-ME-AC-05F 20
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E-ME-AC-05F 20 /4
E-ME-AC-05F 20 /A3
E-ME-AC-05F/4R-4 20 /3
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E-ME-AC-05F/I 20
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E-ME-AC-05F/RR 20
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E-ME-AC-05F/RR 20 /4
E-ME-AC-05F/RR-4 20 /3
E-ME-AC-05F/RR-4 20 /4
E-ME-AC-05F-4 20 /3
E-ME-AC-05F-4 20 /4
E-ME-K-PID
E-ME-L-01H 40 /DL17SA
E-ME-L-01H 40 /DL26SB
E-ME-L-01H 40 /DL27SB
E-ME-L-01H 40 /DL27SB
E-ME-L-01H 40 /DL27SB
E-ME-L-01H 40 /DL35SB
E-ME-L-01H 40 /DL67SA
E-ME-L-01H 40 /LQ22SA
E-ME-L-01H 40 /LQ32SA
E-ME-L-01H 40/DL27SB
E-BM-AC-01F 11/2,
E-BM-AC-01F 11/3,
E-BM-AC-01F/RR 11/1
E-BM-AC-05F 11/3
E-BM-AC-05F 11/4
E-BM-AC-05F/RR 11/3
E-K-11B,E-K-32M
E-ME-AC-01F 20
E-ME-AC-01F 20/1