01 na 05
Taimako kadan daga dokokin fasaha
SVS, wani kamfani da ke kwarewa a subwoofers har tsawon shekaru 20, kawai ya gabatar da sababbin sababbin nau'i biyu, wato $ 699 SB-2000, wanda na sake duba , da kuma $ 799 PB-2000 . Dukansu suna amfani da sabon ƙarfin RMS Class D 500-watt da kuma direba mai kwalliya 12-watsi . Kuma sun kasance kusan nazari game da yadda tsarin zanen gado yana iya canza sauti.
SB-2000 shi ne zane-zane mai ɗaukar hoto, yayin da PB-2000 ke ɗauke. Har ila yau, PB-2000 ya fi girma, a sau 2.7 ƙarar SB-2000.
A matsayin zane-zanen kayan ado, ana iya sa ran PB-2000 zai sami amsa mai zurfi, amma mai amfani da rolloff mai zurfi a ƙananan ƙananan da ke ƙarƙashin ƙaƙƙarfan haɓaka. Jirgin da aka jingina yana da yawa fiye da ƙananan ƙwayar ƙarancin da aka rufe, kuma suna da ƙwarewa da ƙwarewa mafi girma. Duk da haka, wasu lokuta ba su da ladabi da ma'anar mafi kyaun suturar takaddama.
Don haka bari mu ga yadda wannan ya fi girma, wanda zai iya yin amfani da shi a matsayin dan uwan da aka ɗauka.
02 na 05
SVS PB-2000: Yanayi da Saita
• Woofer 12-inch
• Ƙwararrawa mai tsayi na DD wats 500 watts RMS / 1,100 watts
• RCA shigarwar analog na sitiriyo da fitarwa
• Kwamfuta na iko 0-180 °
• 50 zuwa 160 Hz ƙwanƙwasa mita mita
• Rubutun shigarwa na 3.5mm don kunna auto
• Girman 20.5 x 17.3 x 22 a / 521 x 439 x 559 mm (hwd)
• Darajar 65.6 lbs./ 29.8 kg
Aikin PB-2000 yana kunshe da SB-2000. Dukansu ba ku da wani fasali, amma na gaskanta cewa idan kuna haɗuwa da subwoofer zuwa mai karɓar A / V, kuma ta yin amfani da ƙwaƙwalwar ajiya don yin fassarar (tafkin da ke tafiya zuwa bashi cikin ƙwaƙwalwa da tsaka-tsaka da tsalle a cikin masu magana da murya ), ba lallai ba ka buƙatar mai yawa fiye da ikon kulawa.
Kamar yadda kake tsammani, saitin daidai yake da SB-2000. Na kaddamar da PB-2000 a cikin "ɗakin shafe mai ɗorewa" na dakin na - wurin da na jarraba kusan dukkanin subwoofers - kuma ya haɗa da shigarwar LFE zuwa ƙwaƙwalwar subwoofer na Denon. Na kuma gyara madaidaicin tashar tashar kuma ya sami damar shiga gwaji. Hakan da na zaba shi ne 80 Hz lokacin da na haɗa da PB-2000 tare da dillalai na Fvelda F206 na Revel Performa3 da Mai Runduna Monitor Radius 270, kuma 100 Hz lokacin da na haɗa da PB-2000 tare da sauti na Soundance SB46 L
03 na 05
SVS PB-2000: Ayyuka
Karanta "My 10 Taimakon Ƙararraye Sirar Sauti" don ƙarin bayani game da samfurori na kayan gwaji.
Don kimanta PB-2000, na kwatanta shi tare da SB-2000 kuma tare da mahimmin subwoofer na nawa, mai amfani da Hsu Research VTF-15H da aka yi amfani da shi a cikin sakonni da kuma hanyoyi guda 1.
Lokacin da na shiga tare da holly Cole na Tom Waits '' Train Song, 'zan iya jin yadda PB-2000 ta bambanta daga SB-2000. A madaidaiciyar bayanin farko na David Piltch, wanda zai iya sa wasu suyi rikici, PB-2000 ya buga ba tare da wani ɓangare na ɓoyewa ba, kuma tare da mai yawa gawar maraba da shakin. Kamar yadda Piltch ya shiga bayanan da ya fi kyau akan basssa, duk da haka, na ji cewa PB-2000 ba shi da matsakaicin matsakaici da maɓallin bass da ƙaddamar da SB-2000.
Aja "Steely Dan" ya ba da irin wannan sakamako. PB-2000 ya yi tsabta da kuma ƙayyadaddun, ba kawai ya nuna nau'in halayen guitar bass - sauti, fassarar tarbiyoyi, da dai sauransu. Amma ya ji daɗi sosai fiye da SB-2000, sauƙin da ya yi wasa bayanan da ƙananan rubutun da aka ƙwaƙwalwa sun yi nasara a bit.
A kan rukuni na rukuni "Olulu" na Olive - wani kararrawa mai sauƙi cewa SB-2000 ya yi mamaki sosai da la'akari da girmansa - PB-2000 ba kawai ya sake rubuta bayanan ba, yana kusan kamar manyan woofers a tsarin kungiyar PA mai kyau , tare da rashin ƙarfi, ƙarfin jiki na jiki da kuma nuna alamar ɓarna.
Ya ɗauki wata jarrabawar gwajin gaske, rikodi na Symphony No. 3 "Organ Symphony" daga CD CD CD na CDC, don gano iyakar PB-2000 - kodayake wannan kawai kawai ya kaddamar da tarar na yankin ta'aziyya. Hanyoyi na 16 Hz sun haifar da ƙananan murya amma tarin kujera da girgiza da jin dadi da cewa a cikin kwarewa zan iya wucewa ta hanyar kawai mafi girma, kamar Hsu VTF-15H ko SVS kansa PC13-Ultra. Bayanan mafi ƙasƙanci ya haifar da iska daga tashar jiragen ruwa, thoiugh, wani abu da na samu a baya a cikin CEA-2010A ma'auni.
Movies basu da yawa na abu a kan About.com Stereos; Wannan shine mafi yawan lardin About.com Home Theater Expert Robert Silva. Amma na ci gaba da ba da PB-2000 tare da Star Wars, Fashi na II: Attack na Clones , wanda ya fara da zurfin ruwa mai zurfi kamar yadda tashar jirgin ruwa na sararin samaniya ya tashi sai ya fashe. Kwanan nan PB-2000 ya kware wannan gwajin gwagwarmaya, ya girgiza jahannama daga kujera kuma ya yi kusan kusan yana jan iska sosai. Na yi farin ciki ƙwarai da gaske na rubuta a rubuce-rubuce, "Wannan shi ne abin da zan iya so a gidan wasan kwaikwayon gida." Ka lura cewa na ce "... duk abin da zan iya so ..." saboda ba na taka rawar jiki ba a duk lokacin. Idan kunyi haka, ya kamata ku yi la'akari da ƙarami mai yawa, ko watakila ƙara na biyu PB-2000.
Na yi tunanin cewa PB-2000 na da kyau sosai tare da masu magana da labarun F206 na Fveld, amma saboda rashin raunin bashi, Banyi tsammanin wannan wasa ne mai kyau ga Sonance SB46 L sauti, wanda yayi aiki mafi kyau tare da 100 Hz subwoofer crossover mita. Idan kun kasance tare da wasu masu magana da kwarewa, ko yin amfani da shi a cikin karamin ɗaki (ya ce, 2,000 cubic feet ko žasa), SB-2000 mai yiwuwa ya zama mafi kyau bet a gare ku.
Wanna ra'ayi na biyu? Karanta binciken Chris Heinonen game da gidan gidan kwaikwayon na gidan rediyo.
04 na 05
SVS PB-2000: Matakan
Amsaccen Yanayin
17 zuwa 165 Hz ± 3 dB
Crossover Low-Pass Rolloff
-24 dB / octave
Max Output CEA-2010A Traditional
(1M hau) (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 Hz 116% 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
Shafin da ke sama ya wakiltar daftarwar mita na mita na PB-2000 tare da ƙayyadaddun mita wanda aka saita zuwa iyakar (kore alama) da kuma 80 Hz (m purple). Na auna wannan martani ta kusa kusa da direba da tashar jiragen ruwa, suna gwada tashar tashar jiragen ruwa da kuma taƙaita shi tare da auna tasirin. Abubuwan nawa sune Mashawarcin Audiomatica Clio 10 FW da MIC-01 makirufo.
Na yi CEA-2010A ma'auni daidai da SB-2000, ta yin amfani da muryar microphone M30, ta hanyar M-Audio Mobile na Kebul na USB da software na freeware CEA-2010 wanda Don Keele ya haɓaka, wanda ke aiki a kan Wavemetric Igor Pro software na kimiyya. Na dauki waɗannan ma'auni a mita 2 na tsaka, sa'an nan kuma na sa su har zuwa mita 1 daidai da ka'idojin rahoton CEA-2010A. Sakamakon ma'auni guda biyu da na gabatar a nan - CEA-2010A da hanya na al'ada - suna aiki daidai, amma al'adun gargajiyar da yawancin yanar gizo masu amfani da yanar gizo da masana'antu da yawa ke bayar da rahotanni sun samo asali ne na mita 2, wanda shine -9 dB žasa fiye da CEA-2010A. An L kusa da sakamakon ya nuna cewa ƙaddamar da kayan aiki ta ƙididdigar shi ne na ciki na ciki (watau, iyakancewa), kuma ba ta ƙetare kofofin CEA-2010A ba. Ana ƙayyade matsananciyar asali a cikin takalma.
Wadannan su ne kyakkyawan kayan aikin fitarwa don 12-inch, $ 799 subwoofer. Suna fada da -4 zuwa -6 dB jin kunya daga abin da na ƙaddara daga mafi girma da mafi kyawun biyan kuɗi, amma ƙaddarar amsawa da fitarwa a duk faɗin aiki na ɗawainiya na da ban sha'awa, kuma fitarwa yana iya yiwuwa har ma da yawa masu tsanani 'Yan wasan gidan wasan kwaikwayo na iya amfani da su.
A 20 Hz, ko da yake, yana da wasu tashe-tashen hankula akan gwajin CEA-2010A. Kila ba za ku ji wannan ba saboda akwai nauyin Hz 20 a cikin kide-kade da fina-finai, amma tare da sautin gwajin CEA-2010A 20 Hz, yana kama da giwa mai laushi.
05 na 05
SVS PB-2000: Ƙaddara
PB-2000 shi ne ƙwararren matsakaici na tsakiya. Yana janyo hankalin yin aiki da mafi kyawun magunguna; kawai bambancin da za ku ji shi ne 'yan dB kadan kayan aiki. Amma gaskiya, ba za ka iya rasa wannan ba, sai dai idan kai ne irin wanda ke jagorancin kullun da yake cikakke gaba ɗaya kuma yana kallon kome ba sai fim din kawai ba.
Na fi son SB-2000 dan kadan don kiɗa, amma ƙwayar ƙarancin PB-2000 a cikin mafi ƙasƙanci mafi ƙasƙanci, daga 20 zuwa 40 Hz, yana sanya shi zaɓi mafi kyau idan ka sami sararin samaniya.