環(huan)(huan)形(xing)(xing)(xing)器（circulator）是(shi)一種(zhong)用(yong)(yong)于(yu)控制信(xin)(xin)號(hao)(hao)流(liu)向(xiang)的電子器件。它可(ke)以(yi)(yi)讓(rang)信(xin)(xin)號(hao)(hao)在一個方(fang)向(xiang)上(shang)流(liu)通，而(er)阻止(zhi)(zhi)信(xin)(xin)號(hao)(hao)在相(xiang)反方(fang)向(xiang)上(shang)傳(chuan)(chuan)播。這種(zhong)特性(xing)(xing)使得環(huan)(huan)形(xing)(xing)(xing)器具(ju)有(you)很多(duo)用(yong)(yong)途，例如(ru)在射(she)頻（RF）和無線通信(xin)(xin)系(xi)統中(zhong)，用(yong)(yong)于(yu)隔離(li)信(xin)(xin)號(hao)(hao)源和負(fu)(fu)載(zai)，防止(zhi)(zhi)信(xin)(xin)號(hao)(hao)反射(she)，提高系(xi)統性(xing)(xing)能。環(huan)(huan)形(xing)(xing)(xing)器的工作原理基于(yu)磁性(xing)(xing)材料(liao)和非磁性(xing)(xing)材料(liao)的相(xiang)互(hu)作用(yong)(yong)。當信(xin)(xin)號(hao)(hao)進入(ru)環(huan)(huan)形(xing)(xing)(xing)器時，它會(hui)在磁性(xing)(xing)材料(liao)和非磁性(xing)(xing)材料(liao)之間產生一個磁場，這個磁場會(hui)引(yin)導(dao)信(xin)(xin)號(hao)(hao)沿著設(she)定的方(fang)向(xiang)流(liu)通。當信(xin)(xin)號(hao)(hao)到達環(huan)(huan)形(xing)(xing)(xing)器的另一端(duan)時，磁場消失，信(xin)(xin)號(hao)(hao)可(ke)以(yi)(yi)順(shun)利地傳(chuan)(chuan)輸(shu)到負(fu)(fu)載(zai)上(shang)。環(huan)(huan)形(xing)(xing)(xing)器的主要優點包括：隔離(li)性(xing)(xing)能好：環(huan)(huan)形(xing)(xing)(xing)器能夠有(you)效地隔離(li)信(xin)(xin)號(hao)(hao)源和負(fu)(fu)載(zai)，防止(zhi)(zhi)信(xin)(xin)號(hao)(hao)反射(she)，提高系(xi)統性(xing)(xing)能。雙(shuang)向(xiang)傳(chuan)(chuan)輸(shu)：環(huan)(huan)形(xing)(xing)(xing)器可(ke)以(yi)(yi)在一個方(fang)向(xiang)上(shang)傳(chuan)(chuan)輸(shu)信(xin)(xin)號(hao)(hao)，而(er)在相(xiang)反方(fang)向(xiang)上(shang)阻止(zhi)(zhi)信(xin)(xin)號(hao)(hao)傳(chuan)(chuan)輸(shu)，從(cong)而(er)實現雙(shuang)向(xiang)傳(chuan)(chuan)輸(shu)。插入(ru)損耗低：環(huan)(huan)形(xing)(xing)(xing)器的插入(ru)損耗通常較(jiao)低，能夠有(you)效地減少(shao)信(xin)(xin)號(hao)(hao)在傳(chuan)(chuan)輸(shu)過程中(zhong)的損失。結構(gou)緊湊(cou)：環(huan)(huan)形(xing)(xing)(xing)器通常采用(yong)(yong)小型化的設(she)計(ji)，占(zhan)用(yong)(yong)的空間較(jiao)小，適合在各種(zhong)電子設(she)備中(zhong)使用(yong)(yong)。SMD表貼隔離(li)器具(ju)有(you)頻帶覆蓋能力、隔離(li)性(xing)(xing)能和穩(wen)定性(xing)(xing)。江蘇(su)SMD環(huan)(huan)形(xing)(xing)(xing)器費(fei)用(yong)(yong)

射(she)(she)(she)(she)(she)頻(pin)嵌(qian)(qian)(qian)入(ru)(ru)式(shi)環(huan)(huan)(huan)行器(qi)(qi)(qi)(qi)(qi)是(shi)RF射(she)(she)(she)(she)(she)頻(pin)器(qi)(qi)(qi)(qi)(qi)件(jian)(jian)的(de)(de)一種(zhong)，是(shi)一種(zhong)使電(dian)磁(ci)波(bo)單向(xiang)(xiang)環(huan)(huan)(huan)行傳輸的(de)(de)器(qi)(qi)(qi)(qi)(qi)件(jian)(jian)，主要用(yong)在雷達(da)和微波(bo)多路(lu)(lu)(lu)通信(xin)系統中。嵌(qian)(qian)(qian)入(ru)(ru)式(shi)隔離器(qi)(qi)(qi)(qi)(qi)通過(guo)帶狀(zhuang)線路(lu)(lu)(lu)與儀器(qi)(qi)(qi)(qi)(qi)設(she)備相連。射(she)(she)(she)(she)(she)頻(pin)嵌(qian)(qian)(qian)入(ru)(ru)式(shi)環(huan)(huan)(huan)行器(qi)(qi)(qi)(qi)(qi)屬于3端(duan)口(kou)(kou)(kou)微波(bo)設(she)備，用(yong)來控(kong)制射(she)(she)(she)(she)(she)頻(pin)電(dian)路(lu)(lu)(lu)中的(de)(de)信(xin)號方向(xiang)(xiang)和傳輸。射(she)(she)(she)(she)(she)頻(pin)嵌(qian)(qian)(qian)入(ru)(ru)式(shi)環(huan)(huan)(huan)行器(qi)(qi)(qi)(qi)(qi)是(shi)單向(xiang)(xiang)的(de)(de)，它使能(neng)量從(cong)每一個端(duan)口(kou)(kou)(kou)按(an)順時(shi)針(zhen)方向(xiang)(xiang)傳輸到下一個端(duan)口(kou)(kou)(kou)。這(zhe)些射(she)(she)(she)(she)(she)頻(pin)環(huan)(huan)(huan)行器(qi)(qi)(qi)(qi)(qi)隔離度20dB左右。內導(dao)體的(de)(de)三(san)個焊接端(duan)口(kou)(kou)(kou)凸出腔體的(de)(de)外部(bu)，方便(bian)客(ke)戶與電(dian)路(lu)(lu)(lu)板焊接，一般情(qing)況下嵌(qian)(qian)(qian)入(ru)(ru)式(shi)環(huan)(huan)(huan)形(xing)器(qi)(qi)(qi)(qi)(qi)具有(you)通孔或(huo)螺紋孔的(de)(de)安裝孔，方便(bian)客(ke)戶安裝。射(she)(she)(she)(she)(she)頻(pin)嵌(qian)(qian)(qian)入(ru)(ru)式(shi)環(huan)(huan)(huan)形(xing)器(qi)(qi)(qi)(qi)(qi)具有(you)低損耗、高隔離、低積小，功率高、頻(pin)率覆蓋范圍廣等特(te)點。射(she)(she)(she)(she)(she)頻(pin)嵌(qian)(qian)(qian)入(ru)(ru)式(shi)環(huan)(huan)(huan)形(xing)器(qi)(qi)(qi)(qi)(qi)應(ying)用(yong)如：5G通信(xin)、點對點無(wu)線電(dian)、汽(qi)車雷達(da)、衛(wei)星通信(xin)等領域。射(she)(she)(she)(she)(she)頻(pin)嵌(qian)(qian)(qian)入(ru)(ru)式(shi)環(huan)(huan)(huan)形(xing)器(qi)(qi)(qi)(qi)(qi)屬于非互易無(wu)源(yuan)器(qi)(qi)(qi)(qi)(qi)件(jian)(jian)。RFTYT的(de)(de)射(she)(she)(she)(she)(she)頻(pin)嵌(qian)(qian)(qian)入(ru)(ru)式(shi)環(huan)(huan)(huan)形(xing)器(qi)(qi)(qi)(qi)(qi)的(de)(de)頻(pin)率范圍從(cong)30MHz到18GHz。成都固(gu)定衰減器(qi)(qi)(qi)(qi)(qi)價格嵌(qian)(qian)(qian)入(ru)(ru)式(shi)隔離器(qi)(qi)(qi)(qi)(qi)稱之為單向(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)，具有(you)單向(xiang)(xiang)傳輸的(de)(de)功能(neng)。

功(gong)(gong)(gong)率(lv)分配器是一種(zhong)用(yong)于將電(dian)(dian)能(neng)(neng)分配給(gei)不同(tong)電(dian)(dian)氣設備(bei)(bei)的(de)(de)功(gong)(gong)(gong)率(lv)管(guan)(guan)理(li)設備(bei)(bei)。它可(ke)以(yi)有效地監(jian)測(ce)、控(kong)制(zhi)和(he)(he)分配電(dian)(dian)力，確保(bao)各種(zhong)電(dian)(dian)氣設備(bei)(bei)的(de)(de)正(zheng)常運行和(he)(he)電(dian)(dian)力的(de)(de)合(he)理(li)利用(yong)。功(gong)(gong)(gong)率(lv)分配器通常由功(gong)(gong)(gong)率(lv)電(dian)(dian)子設備(bei)(bei)、傳(chuan)感器和(he)(he)控(kong)制(zhi)系統組成。功(gong)(gong)(gong)率(lv)分配器的(de)(de)主要(yao)功(gong)(gong)(gong)能(neng)(neng)是實現電(dian)(dian)能(neng)(neng)的(de)(de)分配和(he)(he)管(guan)(guan)理(li)。通過功(gong)(gong)(gong)率(lv)分配器，電(dian)(dian)能(neng)(neng)可(ke)以(yi)精確地分配到不同(tong)的(de)(de)電(dian)(dian)氣設備(bei)(bei)，以(yi)滿足每個設備(bei)(bei)的(de)(de)電(dian)(dian)能(neng)(neng)需(xu)求(qiu)。功(gong)(gong)(gong)分器可(ke)以(yi)根據各設備(bei)(bei)的(de)(de)用(yong)電(dian)(dian)需(xu)求(qiu)和(he)(he)優先級(ji)動態調整供(gong)電(dian)(dian)，保(bao)證重要(yao)設備(bei)(bei)的(de)(de)正(zheng)常運行，合(he)理(li)分配用(yong)電(dian)(dian)，提高用(yong)電(dian)(dian)效率(lv)。

在(zai)通(tong)信(xin)(xin)(xin)領域，微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)的(de)(de)(de)(de)(de)應用(yong)(yong)(yong)(yong)(yong)非常廣(guang)(guang)，以(yi)(yi)(yi)下是(shi)幾個具體(ti)(ti)應用(yong)(yong)(yong)(yong)(yong)場景:無(wu)(wu)(wu)線(xian)通(tong)信(xin)(xin)(xin)網(wang)絡:微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)可以(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)于(yu)無(wu)(wu)(wu)線(xian)通(tong)信(xin)(xin)(xin)網(wang)絡中的(de)(de)(de)(de)(de)信(xin)(xin)(xin)號(hao)傳(chuan)輸(shu)(shu)(shu)和(he)(he)(he)(he)處(chu)理(li)(li)。例(li)如(ru)(ru)(ru)，在(zai)移動(dong)(dong)通(tong)信(xin)(xin)(xin)網(wang)絡中，微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)可以(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)于(yu)基站和(he)(he)(he)(he)移動(dong)(dong)設備之(zhi)間的(de)(de)(de)(de)(de)信(xin)(xin)(xin)號(hao)傳(chuan)輸(shu)(shu)(shu)，以(yi)(yi)(yi)及信(xin)(xin)(xin)號(hao)的(de)(de)(de)(de)(de)放(fang)大和(he)(he)(he)(he)濾(lv)(lv)(lv)波(bo)(bo)(bo)(bo)等(deng)(deng)處(chu)理(li)(li)。衛星通(tong)信(xin)(xin)(xin):衛星通(tong)信(xin)(xin)(xin)系(xi)(xi)(xi)統(tong)利用(yong)(yong)(yong)(yong)(yong)微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)頻段實(shi)現(xian)長(chang)距(ju)離的(de)(de)(de)(de)(de)通(tong)信(xin)(xin)(xin)。微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)可以(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)于(yu)衛星通(tong)信(xin)(xin)(xin)中的(de)(de)(de)(de)(de)信(xin)(xin)(xin)號(hao)傳(chuan)輸(shu)(shu)(shu)和(he)(he)(he)(he)處(chu)理(li)(li)，例(li)如(ru)(ru)(ru)，在(zai)衛星地面站和(he)(he)(he)(he)衛星之(zhi)間，微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)可以(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)于(yu)信(xin)(xin)(xin)號(hao)的(de)(de)(de)(de)(de)放(fang)大和(he)(he)(he)(he)濾(lv)(lv)(lv)波(bo)(bo)(bo)(bo)等(deng)(deng)處(chu)理(li)(li)。雷(lei)達(da)系(xi)(xi)(xi)統(tong):雷(lei)達(da)系(xi)(xi)(xi)統(tong)利用(yong)(yong)(yong)(yong)(yong)微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)信(xin)(xin)(xin)號(hao)來探測(ce)和(he)(he)(he)(he)跟蹤目標(biao)物體(ti)(ti)。微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)可以(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)于(yu)雷(lei)達(da)系(xi)(xi)(xi)統(tong)中的(de)(de)(de)(de)(de)信(xin)(xin)(xin)號(hao)處(chu)理(li)(li)，例(li)如(ru)(ru)(ru)，在(zai)雷(lei)達(da)接收機中，微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)可以(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)于(yu)信(xin)(xin)(xin)號(hao)的(de)(de)(de)(de)(de)放(fang)大和(he)(he)(he)(he)濾(lv)(lv)(lv)波(bo)(bo)(bo)(bo)等(deng)(deng)處(chu)理(li)(li)。廣(guang)(guang)播電視:微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)可以(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)于(yu)廣(guang)(guang)播電視信(xin)(xin)(xin)號(hao)的(de)(de)(de)(de)(de)傳(chuan)輸(shu)(shu)(shu)和(he)(he)(he)(he)處(chu)理(li)(li)。例(li)如(ru)(ru)(ru)，在(zai)電視發射機和(he)(he)(he)(he)接收機之(zhi)間，微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)可以(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)于(yu)信(xin)(xin)(xin)號(hao)的(de)(de)(de)(de)(de)放(fang)大和(he)(he)(he)(he)濾(lv)(lv)(lv)波(bo)(bo)(bo)(bo)等(deng)(deng)處(chu)理(li)(li)。微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)通(tong)信(xin)(xin)(xin)系(xi)(xi)(xi)統(tong):微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)通(tong)信(xin)(xin)(xin)系(xi)(xi)(xi)統(tong)包括微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)鏈路和(he)(he)(he)(he)微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)通(tong)信(xin)(xin)(xin)設備，用(yong)(yong)(yong)(yong)(yong)于(yu)建立點(dian)對(dui)點(dian)或點(dian)對(dui)多點(dian)的(de)(de)(de)(de)(de)通(tong)信(xin)(xin)(xin)連接。微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)可以(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)于(yu)微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)通(tong)信(xin)(xin)(xin)系(xi)(xi)(xi)統(tong)中的(de)(de)(de)(de)(de)信(xin)(xin)(xin)號(hao)傳(chuan)輸(shu)(shu)(shu)和(he)(he)(he)(he)處(chu)理(li)(li)，例(li)如(ru)(ru)(ru)，在(zai)微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)鏈路中，微(wei)(wei)(wei)(wei)(wei)(wei)(wei)波(bo)(bo)(bo)(bo)無(wu)(wu)(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)器件(jian)(jian)可以(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)于(yu)信(xin)(xin)(xin)號(hao)的(de)(de)(de)(de)(de)放(fang)大和(he)(he)(he)(he)濾(lv)(lv)(lv)波(bo)(bo)(bo)(bo)等(deng)(deng)處(chu)理(li)(li)。4進(jin)4出(chu)混合(he)組合(he)器由4個輸(shu)(shu)(shu)入(ru)端口和(he)(he)(he)(he)4個輸(shu)(shu)(shu)出(chu)端口組成。

濾波(bo)(bo)器是(shi)一(yi)種可(ke)(ke)以(yi)對電源線中特定頻(pin)(pin)率的頻(pin)(pin)點(dian)或該(gai)頻(pin)(pin)點(dian)以(yi)外(wai)的頻(pin)(pin)率進行(xing)有效濾除的裝置或系統，相當(dang)(dang)于頻(pin)(pin)率“篩子(zi)”。濾波(bo)(bo)器是(shi)由電容(rong)、電感(gan)和(he)電阻(zu)組成(cheng)的濾波(bo)(bo)電路(lu)構(gou)成(cheng)，可(ke)(ke)以(yi)對信號(hao)進行(xing)過濾、篩選。濾波(bo)(bo)器的作用包(bao)括:1.將有用的信號(hao)與(yu)噪聲(sheng)分(fen)(fen)離，提高信號(hao)的抗干(gan)擾性及(ji)信噪比(bi)。2.濾掉不(bu)感(gan)興趣的頻(pin)(pin)率成(cheng)分(fen)(fen)，提高分(fen)(fen)析(xi)精度。3.從復雜頻(pin)(pin)率成(cheng)分(fen)(fen)中分(fen)(fen)離出(chu)單一(yi)的頻(pin)(pin)率分(fen)(fen)量。濾波(bo)(bo)器按照物(wu)理(li)(li)原理(li)(li)分(fen)(fen)為機械(xie)式(shi)和(he)電路(lu)式(shi)，按處理(li)(li)信號(hao)分(fen)(fen)為模擬濾波(bo)(bo)器和(he)數字濾波(bo)(bo)器。當(dang)(dang)隔離度需要更大的時間，也(ye)可(ke)(ke)以(yi)采用多結環形器。深圳(zhen)射頻(pin)(pin)隔離器價格

功率分配器還(huan)具有一(yi)定的安全保護(hu)功能。江蘇SMD環形器費用(yong)

可(ke)(ke)(ke)調衰(shuai)(shuai)減器(qi)(qi)是一種用于控制信(xin)(xin)號(hao)強度(du)的(de)(de)(de)(de)電子器(qi)(qi)件，它可(ke)(ke)(ke)以(yi)(yi)根據(ju)需(xu)(xu)(xu)要(yao)(yao)降低或(huo)(huo)增(zeng)加信(xin)(xin)號(hao)的(de)(de)(de)(de)功率(lv)(lv)水(shui)平。它通常被廣泛(fan)應(ying)用于無線通信(xin)(xin)系(xi)統、實驗室測量、音頻(pin)設備(bei)和(he)(he)其(qi)他電子領域中。可(ke)(ke)(ke)調衰(shuai)(shuai)減器(qi)(qi)的(de)(de)(de)(de)主要(yao)(yao)功能(neng)(neng)是通過調整信(xin)(xin)號(hao)通過的(de)(de)(de)(de)衰(shuai)(shuai)減量來(lai)改變信(xin)(xin)號(hao)的(de)(de)(de)(de)功率(lv)(lv)。它可(ke)(ke)(ke)以(yi)(yi)將輸入信(xin)(xin)號(hao)的(de)(de)(de)(de)功率(lv)(lv)減小(xiao)到所需(xu)(xu)(xu)的(de)(de)(de)(de)值，以(yi)(yi)適應(ying)不(bu)同的(de)(de)(de)(de)應(ying)用場景(jing)。同時(shi)，可(ke)(ke)(ke)調衰(shuai)(shuai)減器(qi)(qi)還(huan)能(neng)(neng)夠(gou)提供良好(hao)的(de)(de)(de)(de)信(xin)(xin)號(hao)匹配性能(neng)(neng)，使(shi)得輸出信(xin)(xin)號(hao)的(de)(de)(de)(de)頻(pin)率(lv)(lv)響應(ying)和(he)(he)波形保(bao)持(chi)準確和(he)(he)穩定。在(zai)實際(ji)應(ying)用中，可(ke)(ke)(ke)調衰(shuai)(shuai)減器(qi)(qi)可(ke)(ke)(ke)以(yi)(yi)通過手動旋鈕、電位(wei)器(qi)(qi)、開關(guan)等手段(duan)來(lai)進行控制，也可(ke)(ke)(ke)以(yi)(yi)通過數字接(jie)口或(huo)(huo)無線通信(xin)(xin)進行遠程控制。這使(shi)得用戶可(ke)(ke)(ke)以(yi)(yi)根據(ju)需(xu)(xu)(xu)要(yao)(yao)實時(shi)調整信(xin)(xin)號(hao)的(de)(de)(de)(de)強度(du)，以(yi)(yi)滿足不(bu)同的(de)(de)(de)(de)需(xu)(xu)(xu)求(qiu)。需(xu)(xu)(xu)要(yao)(yao)注意的(de)(de)(de)(de)是，可(ke)(ke)(ke)調衰(shuai)(shuai)減器(qi)(qi)在(zai)降低信(xin)(xin)號(hao)功率(lv)(lv)的(de)(de)(de)(de)同時(shi)，可(ke)(ke)(ke)能(neng)(neng)會(hui)引(yin)入一定程度(du)的(de)(de)(de)(de)插入損(sun)耗和(he)(he)反(fan)射損(sun)耗。因此(ci)，在(zai)選擇和(he)(he)使(shi)用可(ke)(ke)(ke)調衰(shuai)(shuai)減器(qi)(qi)時(shi)，需(xu)(xu)(xu)要(yao)(yao)綜合考慮衰(shuai)(shuai)減范(fan)(fan)圍(wei)、插入損(sun)耗、反(fan)射損(sun)耗、工作頻(pin)率(lv)(lv)范(fan)(fan)圍(wei)和(he)(he)控制精度(du)等因素。江蘇SMD環形器(qi)(qi)費用

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