舞台專業音響對於歌唱類表演、藝術類表演、活(huo)動(dong)開(kai)展(zhan)等(deng)方(fang)麵(mian),均(jun)會(hui)起(qi)到(dao)至(zhi)關(guan)重(zhong)要(yao)的(de)作(zuo)用(yong)。為(wei)了(le)提(ti)高(gao)舞(wu)台(tai)演(yan)出(chu)音(yin)響(xiang)的(de)效(xiao)果(guo),需(xu)要(yao)對(dui)演(yan)出(chu)中(zhong)舞(wu)台(tai)音(yin)響(xiang)的(de)調(tiao)試(shi)技(ji)巧(qiao)與(yu)效(xiao)果(guo)關(guan)係(xi)展(zhan)開(kai)分(fen)析(xi)與(yu)究(jiu),從(cong)而(er)為(wei)演(yan)出(chu)的(de)順(shun)利(li)進(jin)行(xing)奠(dian)定(ding)良(liang)好(hao)的(de)基(ji)礎(chu)。
演(yan)出(chu)中(zhong)舞(wu)台(tai)音(yin)響(xiang)的(de)調(tiao)試(shi)技(ji)巧(qiao)分(fen)析(xi),在(zai)實(shi)際(ji)針(zhen)對(dui)演(yan)出(chu)中(zhong)舞(wu)台(tai)音(yin)響(xiang)進(jin)行(xing)調(tiao)試(shi)的(de)過(guo)程(cheng)中(zhong),一(yi)旦(dan)出(chu)現(xian)未(wei)針(zhen)對(dui)每(mei)一(yi)路(lu)音(yin)頻(pin)聲(sheng)道(dao)進(jin)行(xing)校(xiao)對(dui)的(de)情(qing)況(kuang)時(shi),就(jiu)會(hui)導(dao)致(zhi)在(zai)演(yan)出(chu)的(de)過(guo)程(cheng)中(zhong)出(chu)現(xian)音(yin)質(zhi)失(shi)真(zhen)、聲(sheng)壓(ya)不(bu)足(zu)等(deng)問(wen)題(ti)。因(yin)此(ci),在(zai)針(zhen)對(dui)演(yan)出(chu)中(zhong)舞(wu)台(tai)音(yin)響(xiang)進(jin)行(xing)調(tiao)試(shi)的(de)過(guo)程(cheng)中(zhong),就(jiu)需(xu)要(yao)通(tong)過(guo)科(ke)學(xue)的(de)方(fang)式(shi)嚴(yan)格(ge)校(xiao)對(dui)每(mei)一(yi)路(lu)的(de)音(yin)頻(pin)聲(sheng)道(dao),從(cong)根(gen)本(ben)上(shang)降(jiang)低(di)演(yan)出(chu)事(shi)故(gu)的(de)出(chu)現(xian)。此(ci)外(wai),部(bu)分(fen)調(tiao)音(yin)師(shi)會(hui)選(xuan)擇(ze)在(zai)演(yan)出(chu)中(zhong)裝(zhuang)上(shang)大(da)量(liang)的(de)周(zhou)邊(bian)設(she)備(bei)。但(dan)最(zui)本(ben)質(zhi)的(de)要(yao)求(qiu)就(jiu)在(zai)於(yu)需(xu)要(yao)充(chong)分(fen)還(hai)原(yuan)聲(sheng)音(yin)的(de)動(dong)態(tai),而(er)後(hou)再(zai)美(mei)化(hua)聲(sheng)音(yin),因(yin)此(ci)在(zai)實(shi)際(ji)調(tiao)試(shi)的(de)過(guo)程(cheng)中(zhong),就(jiu)可(ke)以(yi)通(tong)過(guo)選(xuan)用(yong)均(jun)衡(heng)器(qi)、效果器、移頻器等設備,而後在功放前加裝處理器,這樣一來就可以有效實現對聲音的處理。
演出中舞台音響的調試技巧與呈現效果的關係
1、舞台音響音效的優化
由於在實際進行舞台演出的過程中,會因音響在使用的過程中所產生的音效雜音、電流、音效變動等方麵,導致在演出階段時就會出現音響音效失誤、音(yin)效(xiao)呈(cheng)現(xian)質(zhi)量(liang)等(deng)問(wen)題(ti),最(zui)終(zhong)就(jiu)會(hui)造(zao)成(cheng)演(yan)出(chu)中(zhong)出(chu)現(xian)演(yan)出(chu)事(shi)故(gu)等(deng)情(qing)況(kuang),雖(sui)然(ran)這(zhe)類(lei)問(wen)題(ti)會(hui)導(dao)致(zhi)音(yin)響(xiang)音(yin)效(xiao)與(yu)演(yan)出(chu)舞(wu)台(tai)呈(cheng)現(xian)受(shou)到(dao)影(ying)響(xiang),但(dan)這(zhe)類(lei)問(wen)題(ti)在(zai)實(shi)際(ji)舞(wu)台(tai)演(yan)出(chu)的(de)過(guo)程(cheng)中(zhong)屬(shu)於(yu)不(bu)可(ke)抗(kang)力(li)因(yin)素(su),因(yin)此(ci)針(zhen)對(dui)這(zhe)類(lei)問(wen)題(ti)就(jiu)可(ke)以(yi)充(chong)分(fen)采(cai)用(yong)調(tiao)音(yin)師(shi)補(bu)償(chang)的(de)方(fang)式(shi),通(tong)過(guo)調(tiao)音(yin)師(shi)對(dui)實(shi)際(ji)音(yin)響(xiang)音(yin)效(xiao)呈(cheng)現(xian)的(de)結(jie)果(guo)展(zhan)開(kai)修(xiu)補(bu)與(yu)修(xiu)飾(shi)。同(tong)時(shi)也(ye)需(xu)要(yao)舞(wu)台(tai)演(yan)員(yuan)的(de)配(pei)合(he),確(que)保(bao)可(ke)以(yi)有(you)效(xiao)修(xiu)繕(shan)這(zhe)類(lei)問(wen)題(ti)。
2、音響的內部結構
音響基本都是由功放、周邊設備其中包括:壓限器、音質效果器、效果器、均衡器、VCD、DVD等、揚聲器(音箱、喇叭)、調音台、話筒、顯示器等設備而構成,個別音響中可能會蘊含較為複雜的結構麵,也會隨著聲效呈現的效果、電(dian)力(li)與(yu)演(yan)出(chu)舞(wu)台(tai)所(suo)需(xu)而(er)發(fa)生(sheng)變(bian)化(hua)。同(tong)時(shi)一(yi)個(ge)良(liang)好(hao)的(de)音(yin)響(xiang)需(xu)要(yao)具(ju)備(bei)較(jiao)高(gao)的(de)信(xin)噪(zao)比(bi),但(dan)因(yin)現(xian)代(dai)音(yin)響(xiang)設(she)備(bei)在(zai)記(ji)錄(lu)音(yin)頻(pin)資(zi)源(yuan)時(shi)所(suo)使(shi)用(yong)的(de)方(fang)式(shi)為(wei)二(er)進(jin)製(zhi)碼(ma),其(qi)在(zai)播(bo)放(fang)的(de)過(guo)程(cheng)中(zhong),僅(jin)僅(jin)需(xu)要(yao)通(tong)過(guo)判(pan)斷(duan)其(qi)為(wei)0或1就可以完成播放工作,因此,在記錄音效的過程中所產生的噪聲對於播放時的信噪比而言,並不會造成影響。
3、話筒的控製
為wei了le可ke以yi確que保bao音yin響xiang設she備bei不bu會hui對dui演yan出chu造zao成cheng影ying響xiang,就jiu需xu要yao充chong分fen確que保bao音yin響xiang設she備bei的de專zhuan業ye化hua,同tong時shi也ye需xu要yao調tiao音yin師shi不bu斷duan提ti高gao自zi身shen的de能neng力li,確que保bao其qi對dui於yu音yin響xiang設she備bei的de控kong製zhi。在zai演yan出chu的de過guo程cheng中zhong,如ru何he正zheng確que的de對dui音yin響xiang設she備bei進jin行xing保bao養yang與yu維wei護hu,是shi確que保bao演yan出chu是shi否fou可ke以yi順shun利li進jin行xing的de主zhu要yao因yin素su。例li如ru:在zai一yi場chang演yan出chu中zhong,演yan員yuan所suo使shi用yong的de領ling夾jia話hua筒tong是shi最zui主zhu要yao的de音yin響xiang設she備bei之zhi一yi,同tong時shi也ye是shi最zui易yi出chu現xian問wen題ti的de音yin響xiang設she備bei之zhi一yi,因yin為wei在zai演yan出chu的de過guo程cheng中zhong,不bu同tong的de舞wu台tai對dui於yu燈deng光guang、歌舞、yinxiangshebeideyaoqiubutong,tongshilingjiahuatongdehuatongxianyeshizuiyishoudaopohuaideshebeizhiyi,yinci,zaizhenduihuatongjinxingkongzhideguochengzhong,jiuxuyaozaiyanchujieshuhou,shiyongfengtongjianghuatongneicunzaideshuifenfenggan,erhoujianghuatongyulianjiexianfangzhizaizhuanyedeganzaoxiangnei,conggenbenshangjiangdiyintianqichaoshierdaozhihuatongchuxianshiqiguoda,zuizhongchuxianyinzhishousundeqingkuang。
綜zong上shang所suo述shu,在zai實shi際ji展zhan開kai舞wu台tai音yin響xiang調tiao試shi的de過guo程cheng中zhong,需xu要yao充chong分fen且qie詳xiang細xi地di規gui劃hua出chu舞wu台tai音yin響xiang的de調tiao試shi計ji劃hua與yu音yin效xiao呈cheng現xian效xiao果guo,同tong時shi還hai需xu要yao全quan麵mian針zhen對dui舞wu台tai中zhong可ke能neng會hui出chu現xian的de不bu可ke抗kang力li因yin素su進jin行xing分fen析xi,當dang演yan出chu舞wu台tai內nei容rong較jiao為wei豐feng富fu且qie需xu要yao音yin效xiao數shu量liang較jiao多duo時shi,需xu要yao調tiao音yin師shi具ju備bei的de調tiao試shi技ji巧qiao也ye會hui隨sui之zhi增zeng加jia。此ci外wai,當dang舞wu台tai演yan出chu在zai風feng雨yu天tian進jin行xing的de過guo程cheng中zhong,會hui對dui音yin響xiang與yu呈cheng現xian的de音yin效xiao造zao成cheng較jiao為wei嚴yan重zhong的de損sun傷shang,因yin此ci,在zai實shi際ji展zhan開kai調tiao試shi的de過guo程cheng中zhong就jiu需xu要yao準zhun備bei相xiang應ying的de預yu防fang方fang案an,從cong根gen本ben上shang避bi免mian調tiao試shi過guo程cheng中zhong出chu現xian影ying響xiang準zhun確que度du的de因yin素su,最zui終zhong為wei演yan出chu中zhong舞wu台tai音yin響xiang調tiao試shi與yu呈cheng現xian效xiao果guo可ke以yi達da到dao更geng高gao的de標biao準zhun起qi到dao良liang好hao的de基ji礎chu保bao障zhang。