01 ye 05
Kubatsira Kishoma Kubva Mumitemo yeFizikiki
SVS, kambani yave ichinyanya kugadziriswa ne-subwoofers kwemakore anopfuura makumi maviri, yakangotanga miviri miviri miviri yakawanda, iyo $ 699 SB-2000, iyo yandakaongorora , uye $ 799 PB-2000 . Zvose izvi zvinoshandisa 500-watt RMS Class D yakagadzirisa uye mutevedzeri wepamusoro-wakakura-12-inch . Uye ivo vanowanzoita chidzidzo chekuona umo gadziriro ye subwoofer yakagadzirisa inogona kuchinja zvakanyanya inzwi rayo.
I-SB-2000 inoiswa chisimbiso-bhokisi, apo PB-2000 inosungirirwa. Iyo PB-2000 inowedzerawo zvikuru, pa 2.7 nguva yakawanda yeSB-2000.
Sekugadzirwa kwemashizha, PB-2000 inogona kutarisirwa kuva nemhinduro yakadzika, asi inowedzera rolloff pamagetsi pasi pekubvumira kwayo resonance. Nhamba yepamusoro inowanzove yakanyanyisa pasi-kumuchepa mushure pane kuvharwa kwechisimbiso, uye inowanzova nekunzwisisa uye yakakwirira. Zvisinei, dzimwe nguva havana punch uye tsanangudzo yezvinyorwa zvakanyanya zvakanyatsoiswa chisimbiso.
Saka ngatitsvakei kuti izvi zvakakura sei, zvingave zvakashata zvakaenzaniswa nehama yayo yakavharwa-bhokisi.
02 of 05
SVS PB-2000: Zvinhu uye Kugadzirisa
• 12-inch woofer
• Watts mazana mashanu RMS / 1,100 watts dynamic peak Dhigiri D
• RCA inonzi stereo analog input uye yakabuda
• 0-180 ° chikamu chekutonga
• 50 kusvika ku16 Hz crossover frequency knob
• 3.5mm inowedzera kuisa kwekutsvaga motokari
• Kuyera 20,5 x 17.3 x 22 mu / 521 x 439 x 559 mm (hwd)
• Kurema 65.6 lbs / 29.8 kg
Ikoko PB-2000 inenge yakaiswa payo yakafanana neyo SB-2000. Zvose izvi hazvikupi zvinhu zvakashata, asi ndinotenda kuti kana uri kubatanidza subwoofer kune A / V receiver, uye uchishandisa reciever kuti uite crossover (dunhu rinotsika mabhasi mu subwoofer uye mids uye inotenderera mumakumbo ekutaura ), iwe haufaniri kunge uchida zvakawanda kupfuura kutonga kwemazinga.
Sezvaunogona kutarisira, kuiswa kwacho kwakangofanana neSB-2000. Ndakaputira PB-2000 muimba yangu "subwoofer nzvimbo yakanaka" - nzvimbo yandinoedza nayo inenge yese-subwoofers - ndokubatanidza kuwanikwa kwayo kweLFE kuDonon receiver's subwoofer yakabuda. Ndakabva ndachinja mararamiro aya uye ndakazoedza kuedza. Nheyo yepamusoro yandakasarudza yaiva 80 Hz pandakatarisana PB-2000 neRevel Performa3 F206 hurukuro dzemauto uye Monitor Audio Radius 270 mini hurukuro yemukuru, uye 100 Hz pandakatarisana PB-2000 pamwe ne Sonance SB46 L passive soundbar
03 of 05
SVS PB-2000: Kugadzirwa
Verenga "Mitemo Yangu Yakanakidzwa yeTestere Stereo Yangu" 10 " kuti uwane mamwe mashoko pamusoro payo uye zvidzidzo zvekuongorora kwangu.
Kuti ndiongorore PB-2000, ndakaienzanisa neSB-2000 uye neyo reference subwoofer, Hsu Research VTF-15H yakashandiswa muchisimbiso uye 1-port-open-modes.
Pandakapinda neHolly Cole kushandurwa kwaTom Waits '"Kudzidzisa Rwiyo," Ndinogona kunzwa pakarepo kuti PB-2000 yakasiyana sei neSB-2000. Pachirevo chekutanga ches bassist David Piltch, chinogona kukonzera humwe hutungamiri hunosimbisa, PB-2000 yakatamba pasina tsananguro yekunzwisisika kwekunzwa, uye neyakagamuchirwa sachigaro-shakin 'simba. Sezvo Piltch akapinda mumatsetse epamusoro pamahombekombe ake, kunyange zvakadaro, ndakanzwa kuti PB-2000 yakanga isina mukati-nepamusoro-bass pitch definition uye punch yeSB-2000.
Steely Dhani's "Aja" yakava nemugumisiro wakafanana. Iyo PB-2000 yakanatswa yakachena uye yakajeka, haina kungofanidza sehuwandu hwehutachiita hwegitare gitare - inzwi, zvinyengeri zvinyengeri, nezvimwe zvakadaro asi yakanzwa zvakawanda zvinogutsa kupfuura SB-2000, zviri nyore kutamba zvinyorwa pane izvo zviduku zvakasimbiswa zvakaoma zvishoma.
Pa synthpop boka raOrive's "Falling" - chinyaradzo chekuti SB-2000 yakaridza zvinoshamisa nekufungisisa ukuru hwayo - iyo PB-2000 haina kungoerekana ichinyora manotsi, inenge yakaita semakumbo makuru mukambani yakanaka PA , nechisimba, simba rakasvibirira remuviri uye nyanzvi yekutsauka.
Zvakatora mukana wekuedza wakazara, kunyorwa kweSaint-Saëns 'Symphony No. 3 "Organ Symphony" kubva kuBoston Audio Society Test CD, kuti iwane PB-2000 yemiganhu - kunyange kunyange izvo zvisingatongomanikidzi pasi yenharaunda yaro yekunyaradza. Izwi reHz 16 rakaderera rakabudisa zvishoma zvisiri kukanganisa asi chigaro chechigaro chinodedera uye maonero ekuona kuti muhupenyu hwangu hunogona kupfurikidza chete nehukuru hukuru, seHsu VTF-15H kana SVS pachake PC13-Ultra. Aya akanyora pasi akabudisa mhepo yakawanda kubva kumahombekombe, hutatu, chimwe chinhu chandakazoona mumakero angu EEC-2010A.
Mafirimu haasi chinhu chakawanda changu pano pa About.com Stereos; ndiyo yakawanda mupurovhinzi yeAly.com.com Home Theatre Expert Peji raRobert Silva. Asi ini ndakaenderera mberi ndikapa PB-2000 spin ne Star Wars, Chikamu II: Kutarisana kweChones , iyo inotanga nemakadzikidzi akadzika uye ane simba seyenderedzwa yevasitiki nzvimbo inofamba mberi uye inoputika. PB-2000 yakanyatsogadzirisa chirwere ichi chakaoma, ichizunza gehena kunze kwechigaro changu uye ichiita kunge yakange ichibvarura mweya iwoyo. Ndakashamisika zvikuru zvokuti ndakanyora mumashoko angu, "Izvi ndizvo zvandinogona kuida mune imwe imba yemitambo." Cherechedza kuti ndakati "... zvese zvandinogona ..." nokuti ini handitamba mavhidhiyo angu achidaidzira nguva yose. Kana iwe uchidaro, unofanira kufungisisa e-subwoofer huru, kana zvichida kuwedzera wechipiri PB-2000.
Ndaifunga kuti PB-2000 yakanyatsogadzikana chaizvo neRevel F206, iyo hurukuro, asi nekuda kwekushaikwa kwayo kwepamusoro-pasi pfumo, handina kufunga kuti yakanga yakakwikana zvikuru ye Sonance SB46 L soundbar, iyo inoshanda zvakanaka ne 100 Hz subwoofer crossover frequency. Kana iwe uchikwirirana pasi yako nedzimwe hurukuro, kana kuti uchishandisa mukamuri duku (taura, 2 000 cubic feet kana pasi), SB-2000 ingangove bheji iri nani kwauri.
Unoda pfungwa yechipiri here? Verenga Chris Heinonen's review pamusoro peTech Home Theater.
04 of 05
SVS PB-2000: Matanho
Frequency Response
17 kusvika 165 Hz ± 3 dB
Crossover Low-Pass Rolloff
-24 dB / octave
Max Chikwata CEA-2010A Traditional
(1M peak) (2M RMS)
40-63 Hz avg 119.7 dB 110.7 dB
63 Hz 120.5 dB 111.5 dB
50 Hz 119.5 dB L 110.5 dB L
40 Hz 119.1 dB L 110.1 dB L
20-31.5 Hg av 116.3 dB 107.3 dB
31.5 Hz 118.6 dB L 109.6 dB L
25 Hz 116.6 dB L 107.6 dB L
20 Hz 112.8 dB 103.8 dB
Chati iri pamusoro apa inomiririra kuenzaniswa kwemaitiro aPB-2000 pamwe neenhamba yekodha yakagadzirirwa kusvika kumusoro (green trace) uye 80 Hz (tsvaga yepepuru). Ndakayera mhinduro iyi nekuvhara-mhanya mutyairi uye chikepe, kuwedzera chiyero chekufambisa uye kuchitarisa pamwe nechiyero chechikwata. Zvishandiso zvangu aiva Audiomatica Clio 10 FW audio analyzer uye MIC-01 miyerofoni yekuyera.
Ndakaita CEA-2010A zviyero nenzira imwecheteyo seSB-2000, tichishandisa maikorofoni yepasi reM Earthworks M30, yangu M-Audio Mobile Pre USB interface uye freeware CEA-2010 software yekutengesa yakagadzirwa naDon Keele, iyo inomhanya paWavemetric Igor Pro scientists software package. Ndakatora zviyero izvi pa2 mamita peak output, ndokubva ndazvienzanisa kusvika 1-mita yakaenzana neEA-2010A zvido zvekubika. Izvo zviyero zviviri zvezviyero zvandakazvipira pano - CEA-2010A uye nzira yemagariro - zvinoshanda zvakafanana, asi chiyero chechidimbu chinoshandiswa nevakawanda webasa rekuteerera uye vazhinji vanogadzira mhinduro zvinoguma pamakiri maviri-mita RMS, iyo -9 dB pasi kupfuura CEA-2010A. An L ari pedyo nemugumisiro anoratidza kuti zvakagadzirwa zvaitarisirwa ne-subwoofer mukati mechipatimendi (kureva, muchengeti), uye kwete nekudarika CEA-2010A kushandiswa kwemashure. Miviri inotarwa mu pascals.
Aya ndiwo maitiro akaisvonaka ekuenzanisa kwema 12-inch, $ 799 subwoofer. Vanowira zvishoma -4 kusvika ku -6 dB kunyara kwezvandakayera kubva kune zvakanyanya zvikuru uye zvakanakisisa, asi kunyanya kwekupindura uye kubudiswa mukati mese iri kushandisa mararamiro kunoshamisa, uye zvakabuda zvingangodaro zvakafanana kunyange zvakanyanya zvakakomba Vashandi vemunharaunda vedzimba vanogona kushandisa.
Pana 20 Hz, kunyange zvakadaro, ine purogiramu yechipanho pamuedzo we CEA-2010A. Iwe unenge usingadi kunzwa izvi nokuti pane zvishoma zvishoma zveHz 20 mumimhanzi uye mafirimu, asi neECEA-2010A 20 Hz test tone, inonzwika semakumbo eheiri.
05 of 05
SVS PB-2000: Final Take
I-PB-2000 inonyanya kushandiswa pasi. Inosvika pakuitwa kweiyo yakanakisisa subwoofers; musiyano chete iwe waunonzwa ndiwo mashomanana dB pasi zvabuda. Asi nokutendeseka, iwe unogona kunge usisakoshesi izvozvo, kunze kwekuti iwe uri rudzi runomhanya runokonzerwa ne-subwoofer nguva dzose uye hachitaridzi chinhu asi maitiro emafirimu.
Ndinosarudza SB-2000 zvishoma kumimhanzi, asi musara wePB-2000 wakanatswa mumatsetse emakona akadzika pasi, kubva pa20 kusvika ku40 Hz, unoita kuti uve sarudzo yakasarudzwa kana iwe uine nzvimbo yacho.