音響(xiang)線(xian)材哪種好?家庭影院布線(xian)方案
您在面對(dui)市面上各種各樣(yang)(yang)的音視頻線材是否選花(hua)了眼(yan)?質量好(hao)不好(hao),效果怎(zen)么樣(yang)(yang),與其它(ta)品牌(pai)相比(bi)(bi)有什么區別?這些都(dou)是消費都(dou)們比(bi)(bi)較關(guan)心的問題(ti),下面跟大家解剖優劣質線材的對(dui)比(bi)(bi)結果。
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家庭影院布線方案
家庭影院布(bu)線(xian)一(yi)般考(kao)慮(lv)的有視頻、音(yin)(yin)頻、電(dian)源(yuan)三部(bu)分,而(er)布(bu)線(xian)一(yi)般出現兩種(zhong)情況:一(yi)是(shi)“預埋(mai)”,二是(shi)走明線(xian)。“預埋(mai)”一(yi)般是(shi)在布(bu)局家庭影院或者在房子裝(zhuang)(zhuang)修的時候對(dui)布(bu)線(xian)考(kao)慮(lv)周(zhou)詳,根據不(bu)同的客廳環(huan)境,預計會(hui)在哪些(xie)位置(zhi)完(wan)(wan)成影音(yin)(yin)器(qi)材(cai)(cai)的安裝(zhuang)(zhuang),設計好音(yin)(yin)箱(xiang)的擺放位置(zhi),選擇(ze)適合的線(xian)材(cai)(cai),隱蔽電(dian)源(yuan)插(cha)座(zuo),預先設置(zhi)好安裝(zhuang)(zhuang)孔等(deng)等(deng),裝(zhuang)(zhuang)修之(zhi)時把線(xian)材(cai)(cai)埋(mai)入。這樣做整個布(bu)線(xian)就顯得非常方(fang)(fang)便和完(wan)(wan)美,視聽空間(jian)也(ye)不(bu)會(hui)因為(wei)繁多的線(xian)材(cai)(cai)而(er)影響整體美觀,這是(shi)最佳(jia)方(fang)(fang)法。
(1)預埋線材
按照目前的(de)(de)家庭(ting)影院器材來看,要埋(mai)(mai)在墻壁里面、埋(mai)(mai)在地(di)板下面的(de)(de)預埋(mai)(mai)線(xian)(xian)(xian)(xian)(xian)主要是掛墻安裝的(de)(de)平板電(dian)視(shi)和(he)投影機需要預先考(kao)慮埋(mai)(mai)設音視(shi)頻(pin)線(xian)(xian)(xian)(xian)(xian),還有(you)就是環繞音箱(xiang)(xiang)線(xian)(xian)(xian)(xian)(xian),最后(hou)是電(dian)源線(xian)(xian)(xian)(xian)(xian)。需要注意的(de)(de)是,視(shi)頻(pin)線(xian)(xian)(xian)(xian)(xian)、音箱(xiang)(xiang)線(xian)(xian)(xian)(xian)(xian)應該安排專用線(xian)(xian)(xian)(xian)(xian)槽,避免與電(dian)源線(xian)(xian)(xian)(xian)(xian)共用。尤其是音箱(xiang)(xiang)線(xian)(xian)(xian)(xian)(xian),由于它(ta)本身不具備屏蔽層,因此很(hen)容(rong)易受到干(gan)擾。對于有(you)線(xian)(xian)(xian)(xian)(xian)頭(tou)標記的(de)(de)信(xin)號(hao)線(xian)(xian)(xian)(xian)(xian)和(he)音箱(xiang)(xiang)線(xian)(xian)(xian)(xian)(xian),請根(gen)據線(xian)(xian)(xian)(xian)(xian)頭(tou)的(de)(de)指示來排線(xian)(xian)(xian)(xian)(xian)。
(2)走明線
家庭(ting)(ting)影院布(bu)線(xian)(xian)(xian)(xian)(xian)走(zou)(zou)明(ming)(ming)線(xian)(xian)(xian)(xian)(xian)也可以做(zuo)到(dao)(dao)很(hen)(hen)好看,當然(ran),并不是(shi)每(mei)個(ge)家庭(ting)(ting)在(zai)剛裝修(xiu)(xiu)時(shi)(shi)就(jiu)考慮到(dao)(dao)以后家庭(ting)(ting)影院的(de)布(bu)局,但又不能夠重新(xin)給(gei)房子(zi)裝修(xiu)(xiu),不能做(zuo)“預埋”就(jiu)唯有(you)走(zou)(zou)明(ming)(ming)線(xian)(xian)(xian)(xian)(xian)。對(dui)于(yu)許多家庭(ting)(ting)來說,走(zou)(zou)明(ming)(ming)線(xian)(xian)(xian)(xian)(xian)是(shi)一件很(hen)(hen)頭疼的(de)事情,因為想做(zuo)到(dao)(dao)既美(mei)(mei)觀(guan)整齊又能滿(man)足(zu)影院線(xian)(xian)(xian)(xian)(xian)材要(yao)(yao)求(qiu)。目前走(zou)(zou)明(ming)(ming)線(xian)(xian)(xian)(xian)(xian)主要(yao)(yao)有(you)兩(liang)種(zhong)方式,第一種(zhong)是(shi)靠(kao)墻走(zou)(zou)線(xian)(xian)(xian)(xian)(xian),最(zui)好不要(yao)(yao)使用(yong)騎馬釘,安裝線(xian)(xian)(xian)(xian)(xian)槽(cao)會比較美(mei)(mei)觀(guan)。有(you)人提出疑問:“音箱線(xian)(xian)(xian)(xian)(xian)和視頻線(xian)(xian)(xian)(xian)(xian)等都很(hen)(hen)粗大,普(pu)通的(de)壓(ya)線(xian)(xian)(xian)(xian)(xian)槽(cao)是(shi)放不進(jin)去的(de)。”的(de)確,在(zai)影院布(bu)線(xian)(xian)(xian)(xian)(xian)時(shi)(shi)會遇到(dao)(dao)這種(zhong)問題。所以,我們不銹鋼壓(ya)線(xian)(xian)(xian)(xian)(xian)槽(cao),目前超(chao)市和商(shang)場都用(yong)這種(zhong)線(xian)(xian)(xian)(xian)(xian)槽(cao),靠(kao)墻面(mian)用(yong)玻璃膠(jiao)粘牢就(jiu)行,既美(mei)(mei)觀(guan)又實(shi)用(yong)。第二種(zhong)走(zou)(zou)明(ming)(ming)線(xian)(xian)(xian)(xian)(xian)主要(yao)(yao)針對(dui)環繞音箱布(bu)線(xian)(xian)(xian)(xian)(xian)來說,建議(yi)音箱不要(yao)(yao)掛墻,用(yong)支架,然(ran)后鋪塊(kuai)地毯把線(xian)(xian)(xian)(xian)(xian)蓋住(zhu),這種(zhong)布(bu)線(xian)(xian)(xian)(xian)(xian)只適合少量的(de)線(xian)(xian)(xian)(xian)(xian)材。
2、先(xian)擺音(yin)箱再布線
對于不(bu)能“預(yu)埋”線(xian)材的(de)(de)(de)家庭(ting)來說(shuo)(shuo)(shuo),要做的(de)(de)(de)第(di)一(yi)步先擺(bai)(bai)(bai)好音箱(xiang)(xiang),第(di)二(er)(er)步才布線(xian),這(zhe)樣就(jiu)可(ke)以(yi)確定線(xian)路(lu)的(de)(de)(de)走向(xiang)應(ying)該如何,線(xian)路(lu)開口應(ying)該在(zai)什(shen)么(me)位(wei)置。音箱(xiang)(xiang)的(de)(de)(de)擺(bai)(bai)(bai)法(fa)(fa)(fa)(fa)(fa)有許(xu)多種(zhong)(zhong)(zhong),到(dao)底(di)哪(na)一(yi)種(zhong)(zhong)(zhong)擺(bai)(bai)(bai)法(fa)(fa)(fa)(fa)(fa)對于布線(xian)來說(shuo)(shuo)(shuo)是最容易呢(ni)?一(yi)般(ban)來說(shuo)(shuo)(shuo),“三(san)一(yi)七比(bi)例(li)法(fa)(fa)(fa)(fa)(fa)”是布線(xian)的(de)(de)(de)首(shou)選。“三(san)一(yi)七比(bi)例(li)法(fa)(fa)(fa)(fa)(fa)”是指將房(fang)(fang)(fang)間長(chang)度均(jun)分(fen)(fen)(fen)為(wei)三(san)等(deng)分(fen)(fen)(fen),音箱(xiang)(xiang)擺(bai)(bai)(bai)在(zai)三(san)分(fen)(fen)(fen)之一(yi)長(chang)度處,二(er)(er)音箱(xiang)(xiang)之間的(de)(de)(de)間隔為(wei)房(fang)(fang)(fang)間三(san)分(fen)(fen)(fen)之二(er)(er)長(chang)度的(de)(de)(de)0.7倍。第(di)二(er)(er)種(zhong)(zhong)(zhong)選擇的(de)(de)(de)擺(bai)(bai)(bai)法(fa)(fa)(fa)(fa)(fa)是“三(san)三(san)一(yi)比(bi)例(li)法(fa)(fa)(fa)(fa)(fa)”,將房(fang)(fang)(fang)間長(chang)度均(jun)分(fen)(fen)(fen)為(wei)三(san)等(deng)分(fen)(fen)(fen),寬度也均(jun)分(fen)(fen)(fen)為(wei)三(san)等(deng)分(fen)(fen)(fen),音箱(xiang)(xiang)擺(bai)(bai)(bai)在(zai)長(chang)度與寬度的(de)(de)(de)第(di)一(yi)等(deng)分(fen)(fen)(fen)交點(dian)上(shang)。音箱(xiang)(xiang)可(ke)以(yi)有略微的(de)(de)(de)向(xiang)內(nei)投射(she)角度,甚至不(bu)需要向(xiang)內(nei)投射(she)亦可(ke),聆聽(ting)位(wei)置不(bu)可(ke)貼靠后墻(qiang)。這(zhe)種(zhong)(zhong)(zhong)擺(bai)(bai)(bai)法(fa)(fa)(fa)(fa)(fa)與“三(san)一(yi)七比(bi)例(li)法(fa)(fa)(fa)(fa)(fa)”所需要的(de)(de)(de)效果差(cha)不(bu)出,都(dou)可(ke)得到(dao)平(ping)衡的(de)(de)(de)聲音與寬深的(de)(de)(de)音場,不(bu)同的(de)(de)(de)是二(er)(er)音箱(xiang)(xiang)之間的(de)(de)(de)間隔較(jiao)窄(zhai)。以(yi)上(shang)兩種(zhong)(zhong)(zhong)音箱(xiang)(xiang)擺(bai)(bai)(bai)都(dou)適(shi)合用于面(mian)積較(jiao)大(da)而比(bi)例(li)比(bi)均(jun)勻(如1:1.25:1.6或1:1.6:2.5)的(de)(de)(de)視聽(ting)空(kong)間。
電源線和音箱線如何布線?
在(zai)(zai)幾種線材中,電源(yuan)線在(zai)(zai)布線前是(shi)一個關鍵因素,而音箱線則(ze)是(shi)布線的重點,視(shi)頻(pin)線走向要根據視(shi)頻(pin)設(she)備的安裝方式來(lai)決(jue)定(ding)。而音頻(pin)線在(zai)(zai)布線時基本無需考慮,因為(wei)音源(yuan)設(she)備與功放經常放在(zai)(zai)一起,這(zhe)些線都很短,后期配置即可。
1、電源線優先考慮
由于投影機和(he)(he)電(dian)(dian)(dian)(dian)(dian)視(shi)機都是需(xu)要(yao)220V供電(dian)(dian)(dian)(dian)(dian)的(de)(de),故此裝修(xiu)時需(xu)要(yao)弱(ruo)(ruo)電(dian)(dian)(dian)(dian)(dian)和(he)(he)強電(dian)(dian)(dian)(dian)(dian)同(tong)時布置,線(xian)(xian)(xian)(xian)(xian)(xian)路(lu)必須具備一(yi)定(ding)的(de)(de)承載(zai)能力。強電(dian)(dian)(dian)(dian)(dian)一(yi)般(ban)指器(qi)材(cai)的(de)(de)電(dian)(dian)(dian)(dian)(dian)源(yuan)線(xian)(xian)(xian)(xian)(xian)(xian)了,家庭影院器(qi)材(cai)對電(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)(de)要(yao)求(qiu)較高(gao),最好直接從進(jin)(jin)戶線(xian)(xian)(xian)(xian)(xian)(xian)單獨牽幾條電(dian)(dian)(dian)(dian)(dian)線(xian)(xian)(xian)(xian)(xian)(xian)。視(shi)聽室電(dian)(dian)(dian)(dian)(dian)源(yuan)箱(xiang)里(li)的(de)(de)布線(xian)(xian)(xian)(xian)(xian)(xian)應該是進(jin)(jin)線(xian)(xian)(xian)(xian)(xian)(xian)與(yu)出線(xian)(xian)(xian)(xian)(xian)(xian)分開走,并按走向及電(dian)(dian)(dian)(dian)(dian)流(liu)大小分開、矩(ju)形固定(ding),分別(bie)用線(xian)(xian)(xian)(xian)(xian)(xian)卡卡好。而(er)弱(ruo)(ruo)電(dian)(dian)(dian)(dian)(dian)主(zhu)要(yao)包(bao)括電(dian)(dian)(dian)(dian)(dian)話線(xian)(xian)(xian)(xian)(xian)(xian)、網(wang)線(xian)(xian)(xian)(xian)(xian)(xian)、有線(xian)(xian)(xian)(xian)(xian)(xian)電(dian)(dian)(dian)(dian)(dian)視(shi)線(xian)(xian)(xian)(xian)(xian)(xian)、音頻線(xian)(xian)(xian)(xian)(xian)(xian)、視(shi)頻線(xian)(xian)(xian)(xian)(xian)(xian)、音響線(xian)(xian)(xian)(xian)(xian)(xian)等(deng)等(deng)。弱(ruo)(ruo)電(dian)(dian)(dian)(dian)(dian)的(de)(de)過(guo)管排法幾乎和(he)(he)強電(dian)(dian)(dian)(dian)(dian)是一(yi)樣的(de)(de),也(ye)要(yao)穿PVC管的(de)(de)。以(yi)(yi)線(xian)(xian)(xian)(xian)(xian)(xian)的(de)(de)截(jie)面不超過(guo) PVC管截(jie)面的(de)(de)40%為好。再強調一(yi)點,千萬不可穿的(de)(de)太多(duo),而(er)且強電(dian)(dian)(dian)(dian)(dian)和(he)(he)弱(ruo)(ruo)電(dian)(dian)(dian)(dian)(dian)絕對不能穿在同(tong)一(yi)根管子(zi)里(li)。而(er)且要(yao)盡(jin)量(liang)分開,強電(dian)(dian)(dian)(dian)(dian)和(he)(he)弱(ruo)(ruo)電(dian)(dian)(dian)(dian)(dian)之間(jian)的(de)(de)距離最少是20厘米以(yi)(yi)上,否則就會有干擾。另(ling)外,各種線(xian)(xian)(xian)(xian)(xian)(xian)材(cai)的(de)(de)質量(liang)要(yao)力求(qiu)過(guo)硬,以(yi)(yi)滿足20年正常使用為底線(xian)(xian)(xian)(xian)(xian)(xian)。
請盡可能將(jiang)所有的(de)電源插(cha)頭直接插(cha)入到墻上(shang)(shang)的(de)插(cha)座中(zhong)(zhong),最好(hao)不(bu)(bu)(bu)能用(yong)超市或(huo)地(di)攤上(shang)(shang)賣的(de)“拖線板”,它們(men)只會起到劣化音質(zhi)的(de)作用(yong)。如(ru)果插(cha)座數量不(bu)(bu)(bu)夠,可以考慮專用(yong)的(de)電源濾(lv)波器,它們(men)能夠濾(lv)除市電中(zhong)(zhong)的(de)雜質(zhi)和(he)噪聲,這有可能改(gai)善畫面(mian)的(de)清晰度和(he)令(ling)音質(zhi)更為純凈。不(bu)(bu)(bu)過(guo),不(bu)(bu)(bu)建議在大功率輸(shu)出的(de)功放上(shang)(shang)使用(yong)。
電(dian)源(yuan)(yuan)線(xian)的(de)(de)(de)線(xian)材材質、線(xian)徑(jing)、編織(zhi)方法(fa)、長度、如(ru)何安(an)裝、從哪里安(an)裝很有(you)學問,對不(bu)(bu)同的(de)(de)(de)設(she)(she)備有(you)不(bu)(bu)同的(de)(de)(de)效果。還(huan)(huan)有(you),對電(dian)源(yuan)(yuan)插(cha)座(zuo)、開關、接插(cha)件都有(you)不(bu)(bu)同的(de)(de)(de)要(yao)求(qiu)。尤其對地(di)線(xian),對音(yin)(yin)響的(de)(de)(de)效果影響很大,特別(bie)是使用(yong)電(dian)源(yuan)(yuan)濾波(bo)設(she)(she)備的(de)(de)(de)如(ru)隔(ge)離電(dian)源(yuan)(yuan)、濾波(bo)電(dian)源(yuan)(yuan)時,地(di)線(xian)的(de)(de)(de)要(yao)求(qiu)較高。還(huan)(huan)要(yao)特別(bie)強(qiang)調(diao)的(de)(de)(de)是,內(nei)外電(dian)源(yuan)(yuan)都很重要(yao),哪一個環(huan)節都要(yao)重視,比如(ru)保險(xian)絲及其觸點插(cha)頭是否(fou)接觸良好(hao)等。在(zai)實(shi)踐(jian)中,就經常看到有(you)人(ren)非名牌名貴(gui)(gui)的(de)(de)(de)音(yin)(yin)響設(she)(she)備不(bu)(bu)買,非貴(gui)(gui)價的(de)(de)(de)線(xian)材不(bu)(bu)買,但電(dian)源(yuan)(yuan)和(he)環(huan)境跟不(bu)(bu)上,名貴(gui)(gui)設(she)(she)備出來的(de)(de)(de)聲音(yin)(yin)不(bu)(bu)好(hao)聽,音(yin)(yin)響也(ye)就只能擺設(she)(she)。
音箱線布線關鍵考慮哪些因素
音(yin)箱(xiang)(xiang)線(xian)(xian)一(yi)(yi)(yi)(yi)(yi)端連(lian)接功放(fang)機,一(yi)(yi)(yi)(yi)(yi)端連(lian)接音(yin)箱(xiang)(xiang)。低音(yin)箱(xiang)(xiang)因低音(yin)無方(fang)向(xiang)性,一(yi)(yi)(yi)(yi)(yi)般放(fang)置(zhi)在(zai)功放(fang)旁邊,低音(yin)箱(xiang)(xiang)線(xian)(xian)也就不用(yong)(yong)布(bu)線(xian)(xian)。而(er)根據聲學規(gui)律(lv),音(yin)箱(xiang)(xiang)特別是(shi)(shi)前置(zhi)音(yin)箱(xiang)(xiang),擺(bai)在(zai)短(duan)墻一(yi)(yi)(yi)(yi)(yi)方(fang),聲音(yin)效果勝過(guo)放(fang)于(yu)長(chang)墻那邊。要埋線(xian)(xian)的(de),通常(chang)只有(you)后(hou)環繞(rao)(rao)音(yin)箱(xiang)(xiang)。在(zai)5.1系統(tong)的(de)時候,環繞(rao)(rao)箱(xiang)(xiang)只有(you)一(yi)(yi)(yi)(yi)(yi)對,不過(guo)作為長(chang)遠(yuan)考慮,最好在(zai)這個基礎上多布(bu)一(yi)(yi)(yi)(yi)(yi)組到兩組后(hou)環繞(rao)(rao)的(de)音(yin)箱(xiang)(xiang)線(xian)(xian),以備將(jiang)(jiang)來升(sheng)級為7.1或8.1聲道。埋線(xian)(xian)時,無論(lun)是(shi)(shi)在(zai)地板(ban)(ban)刨坑(keng)還是(shi)(shi)在(zai)墻上鑿槽,都(dou)要用(yong)(yong)塑料套管或黃蠟管將(jiang)(jiang)線(xian)(xian)套上,不要直接用(yong)(yong)水(shui)泥封固。有(you)條件的(de)話,每只音(yin)箱(xiang)(xiang)的(de)喇(la)叭線(xian)(xian)各用(yong)(yong)一(yi)(yi)(yi)(yi)(yi)條套管更好。而(er)埋線(xian)(xian)的(de)引(yin)出(chu)部(bu)分,要預(yu)留足夠的(de)長(chang)度(du)。對于(yu)未用(yong)(yong)得上的(de)喇(la)叭線(xian)(xian)的(de)外露部(bu)分,可用(yong)(yong)安(an)裝白板(ban)(ban)盒的(de)方(fang)式(shi),將(jiang)(jiang)線(xian)(xian)收藏。白板(ban)(ban)盒是(shi)(shi)一(yi)(yi)(yi)(yi)(yi)種與常(chang)用(yong)(yong)的(de)標準電源插座同樣大小的(de)盒子(zi),既能藏一(yi)(yi)(yi)(yi)(yi)定長(chang)度(du)的(de)線(xian)(xian),蓋上盒板(ban)(ban),又很(hen)美觀。將(jiang)(jiang)來拉出(chu)了藏線(xian)(xian),盒子(zi)也不用(yong)(yong)拆掉(diao)。對環繞(rao)(rao)音(yin)箱(xiang)(xiang)的(de)布(bu)線(xian)(xian)需要注意三(san)點:
1、要盡可能(neng)在兩頭預留(liu)(liu)足夠(gou)長的(de)(de)線,經常會碰到有用戶(hu)在最(zui)終(zhong)完(wan)成音箱和放大器安裝時(shi)發現預留(liu)(liu)的(de)(de)線材短了那么一截。環繞音箱的(de)(de)安裝高(gao)度(du)應該比聆聽者坐在椅子上(shang)時(shi)人耳的(de)(de)高(gao)度(du)比高(gao)約60~90cm。
2、線路盡量(liang)(liang)走直線,盡量(liang)(liang)不繞大彎,因為過長的(de)環繞線會(hui)對音頻信號帶來損耗,影響音箱(xiang)的(de)音質,一般情況下(xia)可(ke)以走地(di)板底下(xia)。
3、環(huan)繞線(xian)過地(di)板后,在(zai)沙(sha)發位置左(zuo)右分(fen)開,左(zuo)右各一根(gen),一般留(liu)出地(di)面部(bu)分(fen)線(xian)稍長(chang)(chang)為(wei)好(hao),一般為(wei)沙(sha)發長(chang)(chang)度(du)(du)二分(fen)之(zhi)一再加兩(liang)米為(wei)好(hao),這是打算(suan)用(yong)環(huan)繞支架的用(yong)戶。如(ru)果打算(suan)把環(huan)繞音箱掛在(zai)墻上的用(yong)戶,可以在(zai)沙(sha)發兩(liang)邊的正上方,一米八左(zuo)右的位置,把環(huan)繞線(xian)留(liu)出來,露出長(chang)(chang)度(du)(du)為(wei)五十公(gong)分(fen)到一米為(wei)好(hao),切(qie)勿將線(xian)留(liu)得太(tai)高,緊貼著墻面頂部(bu),那樣(yang)會對聲(sheng)音產生(sheng)很大的影響。
影院布線看似(si)是一(yi)件(jian)十分簡(jian)單的(de)事情,但涉及到(dao)的(de)學問(wen)還真不少,線材選對了(le),布線妥當了(le),才(cai)能讓整個音響系統提升到(dao)一(yi)個新的(de)臺階。對普通用戶來說,建議請(qing)有信譽的(de)音響裝(zhuang)飾公司幫(bang)你施工。