產(chan)(chan)品(pin)概(gai)述(shu):AS-115是(shi)一款導相(xiang)式單(dan)15寸(cun)大(da)(da)(da)功(gong)(gong)率(lv)超(chao)低(di)(di)頻,配(pei)合全(quan)頻或(huo)中高(gao)頻使用(yong)。AS-115由歐洲著名品(pin)牌單(dan)元(yuan)工廠(chang)設計定(ding)(ding)做的(de)(de),一個(ge)線(xian)圈直(zhi)徑為(wei)3英寸(cun)(75mm)的(de)(de)600瓦(wa)大(da)(da)(da)功(gong)(gong)率(lv)超(chao)低(di)(di)頻單(dan)元(yuan),配(pei)合小(xiao)巧(qiao)的(de)(de)箱(xiang)體(ti),便于各種小(xiao)環境安裝及擺放(fang),箱(xiang)體(ti)頂部有一個(ge)35mm的(de)(de)支(zhi)(zhi)撐(cheng)底座,方(fang)便支(zhi)(zhi)撐(cheng)全(quan)頻音(yin)箱(xiang)使用(yong)。箱(xiang)體(ti)選用(yong)18mm的(de)(de)優質(zhi)全(quan)樺(hua)木(mu)制(zhi)造(zao),最大(da)(da)(da)程度地減少大(da)(da)(da)動態(tai)狀態(tai)下箱(xiang)體(ti)的(de)(de)諧(xie)振;為(wei)了(le)(le)得到(dao)更(geng)(geng)低(di)(di)的(de)(de)非線(xian)性失真和(he)低(di)(di)頻下限、更(geng)(geng)好的(de)(de)低(di)(di)頻彈性和(he)更(geng)(geng)高(gao)的(de)(de)輸出(chu)(chu),單(dan)元(yuan)和(he)箱(xiang)體(ti)的(de)(de)設計注入(ru)全(quan)新的(de)(de)概(gai)念和(he)技術,采(cai)用(yong)國際頂級的(de)(de)零配(pei)件(jian),奠定(ding)(ding)了(le)(le)產(chan)(chan)品(pin)品(pin)質(zhi)的(de)(de)堅實基礎,表面采(cai)用(yong)墨(mo)綠(lv)色(se)多層水性環保防水油漆(qi),后接線(xian)板兩個(ge)并聯的(de)(de)Neutrik NL4MP插座,六角(jiao)孔鋼網(wang)(wang)配(pei)合特(te)制(zhi)透聲網(wang)(wang)布(bu),在保證了(le)(le)聲音(yin)的(de)(de)有效傳(chuan)輸情況(kuang)下,提(ti)供了(le)(le)更(geng)(geng)好的(de)(de)單(dan)元(yuan)保護。產(chan)(chan)品(pin)詳細介紹:型號:AS-115類型:導相(xiang)超(chao)低(di)(di)頻單(dan)元(yuan)組成:LF:1×15″(380mm)/3″(75mm)Voice-coil頻率(lv)響應(+/-3dB):44-200Hz覆蓋角(jiao)度(-6dB):/靈敏(min)度(1m/1W):97dB輸出(chu)(chu)聲壓級:124.8dB continuous/130.8dB peak額(e)定(ding)(ding)阻抗:8 Ohms功(gong)(gong)率(lv):600W AES / 2400W PEAK推薦(jian)放(fang)大(da)(da)(da)器功(gong)(gong)率(lv):1000W-1200W@8Ω分頻點:≤150輸入(ru)連(lian)接器:2 x Neutrik NL4MP產(chan)(chan)品(pin)尺寸(cun)(HxWxD):610mm×490mm×550mm包(bao)裝尺寸(cun)(HxWxD):690mm×555mm×615mm凈(jing)重(zhong)量:35kg包(bao)裝總重(zhong)量:38.2kg箱(xiang)體(ti)材(cai)料(liao):高(gao)品(pin)質(zhi)全(quan)樺(hua)木(mu)夾板箱(xiang)體(ti)箱(xiang)體(ti)網(wang)(wang)面:外透聲特(te)制(zhi)網(wang)(wang)布(bu),內六角(jiao)孔鋼網(wang)(wang)表面噴涂:墨(mo)綠(lv)色(se)耐磨環保水性漆(qi)噴涂(可定(ding)(ding)制(zhi)顏色(se))吊裝點:無支(zhi)(zhi)撐(cheng)座:合金材(cai)質(zhi)φ35毫(hao)米(mi)標(biao)準支(zhi)(zhi)撐(cheng)座適用(yong)范(fan)圍(wei):小(xiao)型音(yin)樂廳,多功(gong)(gong)能廳,音(yin)樂吧(ba)(ba),酒吧(ba)(ba)或(huo)演藝吧(ba)(ba)卡座輔助低(di)(di)頻,KTV房間,家(jia)庭影院等對...
產品(pin)概述:AS-18B是一款帶通(tong)式(shi)單18寸大功(gong)(gong)(gong)率超低(di)頻(pin)(pin),配(pei)(pei)合(he)全頻(pin)(pin)或中高頻(pin)(pin)使(shi)用(yong)。AS-18B由歐洲著名品(pin)牌(pai)單元(yuan)工廠(chang)設(she)計定(ding)(ding)做的(de)(de)(de)(de)(de),一個(ge)線圈直(zhi)徑為4英寸(100mm)的(de)(de)(de)(de)(de)800瓦大功(gong)(gong)(gong)率超低(di)頻(pin)(pin)單元(yuan),配(pei)(pei)合(he)小體(ti)積的(de)(de)(de)(de)(de)箱(xiang)體(ti),便于各(ge)種環(huan)境安裝及擺放(fang),箱(xiang)體(ti)頂(ding)部有(you)一個(ge)35mm的(de)(de)(de)(de)(de)支(zhi)撐(cheng)底座(zuo)(zuo),方便支(zhi)撐(cheng)全頻(pin)(pin)音(yin)箱(xiang)使(shi)用(yong)。箱(xiang)體(ti)選用(yong)18mm的(de)(de)(de)(de)(de)優(you)質(zhi)全樺木制(zhi)造,最大程(cheng)度地減(jian)少大動態狀態下箱(xiang)體(ti)的(de)(de)(de)(de)(de)諧振(zhen);為了得到更低(di)的(de)(de)(de)(de)(de)非線性失真和(he)低(di)頻(pin)(pin)下限、更好的(de)(de)(de)(de)(de)低(di)頻(pin)(pin)彈性和(he)更高的(de)(de)(de)(de)(de)輸出,單元(yuan)和(he)箱(xiang)體(ti)的(de)(de)(de)(de)(de)設(she)計注入全新的(de)(de)(de)(de)(de)概念和(he)技術,采用(yong)國際(ji)頂(ding)級的(de)(de)(de)(de)(de)零配(pei)(pei)件,奠定(ding)(ding)了產品(pin)品(pin)質(zhi)的(de)(de)(de)(de)(de)堅實(shi)基礎,表面采用(yong)墨(mo)綠(lv)色多層水性環(huan)保(bao)防(fang)水油漆(qi),后接(jie)線板兩個(ge)并聯的(de)(de)(de)(de)(de)Neutrik NL4MP插座(zuo)(zuo),六(liu)(liu)角(jiao)孔鋼網(wang)(wang)配(pei)(pei)合(he)特制(zhi)透(tou)聲(sheng)網(wang)(wang)布,在保(bao)證了聲(sheng)音(yin)的(de)(de)(de)(de)(de)有(you)效傳輸情況下,提供了更好的(de)(de)(de)(de)(de)單元(yuan)保(bao)護。產品(pin)詳細介紹:型號(hao):AS-18B類型:帶通(tong)式(shi)超低(di)頻(pin)(pin)單元(yuan)組成(cheng):LF:1×18″(457mm)/4″(100mm)Voice-coil頻(pin)(pin)率響應(+/-3dB):41-200Hz覆蓋(gai)角(jiao)度(-6dB):/靈敏度(1m/1W):99dB輸出聲(sheng)壓級:128dB continuous/134dB peak額(e)定(ding)(ding)阻抗:8 Ohms功(gong)(gong)(gong)率:800W AES 3200Wpeak推薦放(fang)大器(qi)功(gong)(gong)(gong)率:1200-1800W/8Ω分頻(pin)(pin)點:≤150輸入連(lian)接(jie)器(qi):2 x Neutrik NL4MP產品(pin)尺寸(HxWxD):700mm×538mm×689mm包(bao)裝尺寸(HxWxD):799mm×631mm×784mm凈重量:50.5kg包(bao)裝總重量:55kg箱(xiang)體(ti)材料:高品(pin)質(zhi)全樺木夾板箱(xiang)體(ti)箱(xiang)體(ti)網(wang)(wang)面:外透(tou)聲(sheng)特制(zhi)網(wang)(wang)布,內六(liu)(liu)角(jiao)孔鋼網(wang)(wang)表面噴(pen)涂:墨(mo)綠(lv)色耐磨環(huan)保(bao)水性漆(qi)噴(pen)涂(可(ke)定(ding)(ding)制(zhi)顏色)吊裝點:無支(zhi)撐(cheng)座(zuo)(zuo):合(he)金(jin)材質(zhi)φ35毫(hao)米標準支(zhi)撐(cheng)座(zuo)(zuo)適用(yong)范圍(wei):音(yin)樂廳(ting),多功(gong)(gong)(gong)能廳(ting),禮堂(tang),會堂(tang),會議室,音(yin)樂吧(ba),酒吧(ba),DISCO,演藝(yi)廳(ting),KTV房間。
產(chan)品(pin)(pin)(pin)概述:AS-118是一(yi)(yi)款倒相式單(dan)(dan)18寸大(da)功率(lv)(lv)超低(di)頻(pin)(pin)(pin),配(pei)(pei)合全(quan)(quan)頻(pin)(pin)(pin)或中(zhong)高(gao)頻(pin)(pin)(pin)使(shi)用(yong)(yong)。AS-118由(you)歐洲著(zhu)名(ming)品(pin)(pin)(pin)牌(pai)單(dan)(dan)元(yuan)工廠設計定(ding)做的(de),一(yi)(yi)個線(xian)(xian)圈直徑為4英寸(100mm)的(de)1000瓦大(da)功率(lv)(lv)超低(di)頻(pin)(pin)(pin)單(dan)(dan)元(yuan),配(pei)(pei)合小體積的(de)箱體,便(bian)于各種環境安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)及(ji)擺放(fang),箱體頂部有一(yi)(yi)個35mm的(de)支撐(cheng)(cheng)底座,方便(bian)支撐(cheng)(cheng)全(quan)(quan)頻(pin)(pin)(pin)音箱使(shi)用(yong)(yong)。箱體選用(yong)(yong)18mm的(de)優質全(quan)(quan)樺(hua)木制(zhi)(zhi)(zhi)造,最大(da)程度(du)(du)地減少大(da)動態狀態下箱體的(de)諧振;為了(le)得到(dao)更(geng)低(di)的(de)非線(xian)(xian)性失真和(he)(he)低(di)頻(pin)(pin)(pin)下限、更(geng)好(hao)(hao)的(de)低(di)頻(pin)(pin)(pin)彈性和(he)(he)更(geng)高(gao)的(de)輸(shu)出,單(dan)(dan)元(yuan)和(he)(he)箱體的(de)設計注(zhu)入全(quan)(quan)新的(de)概念和(he)(he)技術,采用(yong)(yong)國際頂級(ji)的(de)零配(pei)(pei)件,奠(dian)定(ding)了(le)產(chan)品(pin)(pin)(pin)品(pin)(pin)(pin)質的(de)堅實基礎,表(biao)面(mian)采用(yong)(yong)墨(mo)綠(lv)色多(duo)(duo)層水(shui)性環保(bao)防水(shui)油漆,后接(jie)線(xian)(xian)板兩個并(bing)聯的(de)Neutrik NL4MP插座,六(liu)(liu)角(jiao)孔鋼網配(pei)(pei)合特制(zhi)(zhi)(zhi)透聲(sheng)網布(bu)(bu),在保(bao)證了(le)聲(sheng)音的(de)有效傳輸(shu)情(qing)況下,提供了(le)更(geng)好(hao)(hao)的(de)單(dan)(dan)元(yuan)保(bao)護(hu)。產(chan)品(pin)(pin)(pin)詳細(xi)介(jie)紹:型號(hao):AS-118類型:倒相式超低(di)頻(pin)(pin)(pin)單(dan)(dan)元(yuan)組成:LF:1×18″(457mm)/4″(100mm)Voice-coil頻(pin)(pin)(pin)率(lv)(lv)響應(+/-3dB):39-200Hz覆蓋角(jiao)度(du)(du)(-6dB):/靈(ling)敏度(du)(du)(1m/1W):97dB輸(shu)出聲(sheng)壓級(ji):127dB continuous/133dB peak額定(ding)阻抗:8 Ohms功率(lv)(lv):1000W AES / 4000W PEAK推薦放(fang)大(da)器功率(lv)(lv):1200W-2000W@8Ω分頻(pin)(pin)(pin)點(dian):≤150輸(shu)入連(lian)接(jie)器 2 x Neutrik NL4MP產(chan)品(pin)(pin)(pin)尺(chi)寸(HxWxD):691mm×560mm×600mm包裝(zhuang)(zhuang)(zhuang)(zhuang)尺(chi)寸(HxWxD):790mm×655mm×695mm凈重量:46.1kg包裝(zhuang)(zhuang)(zhuang)(zhuang)總重量:50kg箱體材(cai)(cai)料:高(gao)品(pin)(pin)(pin)質全(quan)(quan)樺(hua)木夾板箱體箱體網面(mian):外透聲(sheng)特制(zhi)(zhi)(zhi)網布(bu)(bu),內六(liu)(liu)角(jiao)孔鋼網表(biao)面(mian)噴(pen)涂(tu):墨(mo)綠(lv)色耐(nai)磨環保(bao)水(shui)性漆噴(pen)涂(tu)(可(ke)定(ding)制(zhi)(zhi)(zhi)顏色)吊裝(zhuang)(zhuang)(zhuang)(zhuang)點(dian):無支撐(cheng)(cheng)座:合金(jin)材(cai)(cai)質φ35毫(hao)米標準支撐(cheng)(cheng)座適用(yong)(yong)范圍:劇院,劇場,禮(li)堂,音樂廳,多(duo)(duo)功能廳,禮(li)堂,會(hui)議室,音樂吧,酒吧,演藝廳,KTV...
產(chan)品(pin)(pin)概述:AS-215是一(yi)款倒相(xiang)式雙15寸(cun)(cun)大功(gong)(gong)率(lv)超低頻(pin)(pin)(pin),配(pei)合(he)全頻(pin)(pin)(pin)或中高頻(pin)(pin)(pin)使用(yong)(yong)。AS-215由(you)歐洲著名品(pin)(pin)牌單元(yuan)工(gong)廠設(she)計定做,兩個(ge)線圈直徑為(wei)3英寸(cun)(cun)(75mm)的(de)(de)600瓦(wa)大功(gong)(gong)率(lv)超低頻(pin)(pin)(pin)單元(yuan),配(pei)合(he)小巧的(de)(de)箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti),便于各(ge)種小環境安(an)裝(zhuang)(zhuang)及擺放。箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)選(xuan)用(yong)(yong)18mm的(de)(de)優質全樺(hua)木制造,最(zui)大程度(du)(du)地減少大動態狀態下箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)的(de)(de)諧(xie)振;為(wei)了得到更(geng)低的(de)(de)非線性(xing)(xing)失真和(he)低頻(pin)(pin)(pin)下限(xian)、更(geng)好(hao)的(de)(de)低頻(pin)(pin)(pin)彈性(xing)(xing)和(he)更(geng)高的(de)(de)輸出,單元(yuan)和(he)箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)的(de)(de)設(she)計注入(ru)全新的(de)(de)概念和(he)技術(shu),采用(yong)(yong)國際頂(ding)級的(de)(de)零配(pei)件,奠定了產(chan)品(pin)(pin)品(pin)(pin)質的(de)(de)堅(jian)實基礎,表面采用(yong)(yong)墨(mo)綠色(se)多層水(shui)性(xing)(xing)環保(bao)(bao)(bao)防水(shui)油(you)漆,后(hou)接線板兩個(ge)并聯(lian)的(de)(de)Neutrik NL4MP插座,六角(jiao)孔鋼網(wang)配(pei)合(he)特制透聲(sheng)(sheng)(sheng)網(wang)布,在保(bao)(bao)(bao)證(zheng)了聲(sheng)(sheng)(sheng)音的(de)(de)有(you)(you)效傳(chuan)輸情況(kuang)下,提(ti)供了更(geng)好(hao)的(de)(de)單元(yuan)保(bao)(bao)(bao)護。產(chan)品(pin)(pin)詳細介(jie)紹(shao):型號:AS-215類型:倒相(xiang)式超低頻(pin)(pin)(pin)單元(yuan)組成:LF:2×15″(380mm)/3″(75mm)Voice-coil頻(pin)(pin)(pin)率(lv)響(xiang)應(+/-3dB):42-200Hz覆(fu)蓋(gai)角(jiao)度(du)(du)(-6dB):/靈(ling)敏(min)度(du)(du)(1m/1W):100dB輸出聲(sheng)(sheng)(sheng)壓級:130.8dB continuous/136.8dB peak額(e)定阻(zu)抗:4 Ohms功(gong)(gong)率(lv):1200W AES / 4800W PEAK推薦放大器(qi)功(gong)(gong)率(lv):1500W-2400W@4Ω分頻(pin)(pin)(pin)點:≤150輸入(ru)連接器(qi):2 x Neutrik NL4MP產(chan)品(pin)(pin)尺(chi)寸(cun)(cun)(HxWxD):1000mm×490mm×650mm包裝(zhuang)(zhuang)尺(chi)寸(cun)(cun)(HxWxD):1115mm×605mm×770mm凈(jing)重(zhong)量:64.4kg包裝(zhuang)(zhuang)總重(zhong)量:69.4kg箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)材(cai)料(liao):高品(pin)(pin)質全樺(hua)木夾板箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)網(wang)面:外透聲(sheng)(sheng)(sheng)特制網(wang)布,內(nei)六角(jiao)孔鋼網(wang)表面噴(pen)涂:墨(mo)綠色(se)耐磨環保(bao)(bao)(bao)水(shui)性(xing)(xing)漆噴(pen)涂(可定制顏色(se))吊裝(zhuang)(zhuang)點:無支撐(cheng)座:無適用(yong)(yong)范(fan)圍:劇院(yuan)(yuan),劇場,禮堂,音樂廳,多功(gong)(gong)能廳,禮堂,會(hui)議室(shi),音樂吧,酒吧,演藝廳,KTV房間,家庭影院(yuan)(yuan)等(deng)對超低頻(pin)(pin)(pin)還原度(du)(du)有(you)(you)較(jiao)高要求的(de)(de)擴(kuo)聲(sheng)(sheng)(sheng)場所。
產(chan)品(pin)(pin)概述:AS-218是一款(kuan)倒相(xiang)式(shi)雙18寸(cun)(cun)(cun)大功率(lv)(lv)超(chao)低(di)(di)(di)頻(pin)(pin)(pin)(pin),配(pei)合(he)全(quan)頻(pin)(pin)(pin)(pin)或(huo)中高(gao)頻(pin)(pin)(pin)(pin)使(shi)用(yong)。AS-218由歐洲著(zhu)名品(pin)(pin)牌(pai)單(dan)(dan)元(yuan)(yuan)工廠(chang)設計定(ding)做(zuo),兩個(ge)線圈(quan)直徑為4英寸(cun)(cun)(cun)(100mm)的(de)(de)(de)(de)(de)1000瓦大功率(lv)(lv)超(chao)低(di)(di)(di)頻(pin)(pin)(pin)(pin)單(dan)(dan)元(yuan)(yuan),配(pei)合(he)相(xiang)對較(jiao)小體(ti)(ti)積的(de)(de)(de)(de)(de)箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti),便(bian)于各種環境安(an)裝(zhuang)及擺放。箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)選用(yong)18mm的(de)(de)(de)(de)(de)優(you)質全(quan)樺(hua)木制(zhi)造,最大程(cheng)度(du)地減少大動態狀態下(xia)箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)的(de)(de)(de)(de)(de)諧(xie)振;為了(le)(le)得到更低(di)(di)(di)的(de)(de)(de)(de)(de)非線性(xing)失(shi)真和低(di)(di)(di)頻(pin)(pin)(pin)(pin)下(xia)限(xian)、更好的(de)(de)(de)(de)(de)低(di)(di)(di)頻(pin)(pin)(pin)(pin)彈性(xing)和更高(gao)的(de)(de)(de)(de)(de)輸出,單(dan)(dan)元(yuan)(yuan)和箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)的(de)(de)(de)(de)(de)設計注入全(quan)新的(de)(de)(de)(de)(de)概念和技術,采(cai)用(yong)國際頂級的(de)(de)(de)(de)(de)零配(pei)件,奠(dian)定(ding)了(le)(le)產(chan)品(pin)(pin)品(pin)(pin)質的(de)(de)(de)(de)(de)堅實(shi)基礎,表面采(cai)用(yong)墨(mo)(mo)綠色(se)多(duo)層水(shui)性(xing)環保(bao)防水(shui)油漆(qi)(qi),后接(jie)線板兩個(ge)并聯的(de)(de)(de)(de)(de)Neutrik NL4MP插座,六角(jiao)孔鋼(gang)(gang)網(wang)配(pei)合(he)特制(zhi)透(tou)聲網(wang)布(bu),在保(bao)證了(le)(le)聲音的(de)(de)(de)(de)(de)有效傳(chuan)輸情(qing)況(kuang)下(xia),提供了(le)(le)更好的(de)(de)(de)(de)(de)單(dan)(dan)元(yuan)(yuan)保(bao)護(hu)。產(chan)品(pin)(pin)詳細介紹:型號:AS-218類型:倒相(xiang)式(shi)超(chao)低(di)(di)(di)頻(pin)(pin)(pin)(pin)單(dan)(dan)元(yuan)(yuan)組成:LF:2×18″(457mm)/4″(100mm)Voice-coil頻(pin)(pin)(pin)(pin)率(lv)(lv)響應(ying)(+/-3dB):37-200Hz覆蓋角(jiao)度(du)(-6dB):/靈敏度(du)(1m/1W):99dB輸出聲壓級:132dB continuous/138dB peak額定(ding)阻抗:4 Ohms功率(lv)(lv):2000W AES / 8000W PEAK推薦放大器功率(lv)(lv):2000W-3000W@4Ω分頻(pin)(pin)(pin)(pin)點(dian)(dian):≤150輸入連接(jie)器:2 x Neutrik NL4MP產(chan)品(pin)(pin)尺(chi)(chi)寸(cun)(cun)(cun)(HxWxD):1066mm×560mm×780mm包(bao)裝(zhuang)尺(chi)(chi)寸(cun)(cun)(cun)(HxWxD):1185mm×675mm×895mm凈重量(liang):67kg包(bao)裝(zhuang)總重量(liang):73kg箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)材料:高(gao)品(pin)(pin)質全(quan)樺(hua)木夾板箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)箱(xiang)(xiang)(xiang)(xiang)體(ti)(ti)網(wang)面:外透(tou)聲特制(zhi)網(wang)布(bu),內六角(jiao)孔鋼(gang)(gang)網(wang)表面噴涂:墨(mo)(mo)綠色(se)耐磨環保(bao)水(shui)性(xing)漆(qi)(qi)噴涂(可定(ding)制(zhi)顏色(se))吊裝(zhuang)點(dian)(dian):無支撐(cheng)座:無適(shi)用(yong)范圍:劇院(yuan),劇場(chang),禮(li)堂,音樂廳,多(duo)功能廳,禮(li)堂,會議(yi)室,音樂吧,酒吧,演藝廳,KTV房間,家庭影院(yuan)等對超(chao)低(di)(di)(di)頻(pin)(pin)(pin)(pin)還(huan)原度(du)有較(jiao)高(gao)要求的(de)(de)(de)(de)(de)擴聲場(chang)所。