Tsekani malonda

Takulandilani ku Mars. Chilichonse chomwe mukudziwa chokhudza kutulutsa mawu kwapadziko lapansi sichikugwira ntchito pano. Kumanani ndi Bose SoundLink mini.

phala lotentha limadyedwa kuchokera m'mphepete, kotero choyamba tilingalira zokuzira mawu, komwe titha kupitilizabe. Mu 2007, mainjiniya a Bose adapanga kalankhulidwe kakang'ono kotchedwa Bose Computer Music Monitor. Phokoso lamphamvu mosayembekezereka m'mawu otsika linapezedwa chifukwa cha kumangidwa kwapadera kwa nduna ya okamba nkhani yomwe okamba amakhala. Kuti timvetse chifukwa chake tiyenera kukhala pa abulu athu ndikuyang'ana pakamwa pathu, tiyeni titenge kuyambira pachiyambi.

Chimphona. 1 - Acoustic short circuit. Mutha kuziwona m'makanema a memorabilia, ndi bolodi ili lamatabwa lomwe lili ndi dzenje la okamba pa ngodya yapamwamba ya kalasi. Masiku ano, zomangamanga sizikugwiritsidwanso ntchito. Pachithunzi chakumanja, chopangidwa ndi Tesla cha m'ma XNUMX.

Acoustic short circuit

Kumeneko kunkakhala zokuzira mawu dzina lake A. Anali yekhayekha, analibe ngakhale choyimbira chake poyamba, koma atafufuza kwa nthawi yaitali adachipeza, chomwe chimatchedwa kuti B. Malamulo a hydraulic mpweya unapangitsa moyo kukhala wachisoni kwa onse awiri. Iwo anakwiyitsidwa ndi kuthamanga kwa mamvekedwe E, komwe kumafupikitsa phokoso la C la wokamba nkhani A, phokoso la C silinatuluke bwino, ndipo kupanikizika kumbuyo kwa diaphragm ya wokamba nkhani D kunawononga nthawi yomweyo mothandizidwa ndi muvi wofiira E. Wokambayo anayesa, kusuntha diaphragm momwe angathere, koma ndi zosavuta kupyolera muzoyesera, adapeza kuti ngati apeza bolodi lalikulu kwambiri la B, amatha kuchotsa phokoso laling'ono lomwe limamubera. mwa bass. M'mafilimu a zikumbutso, tinawawona ngati wailesi ya sukulu, bolodi la mita ndi mita ndi wokamba nkhani wolumikizidwa ndi ofesi ya mphunzitsi wamkulu pakati. Kuti muchotse mawonekedwe afupiafupi, mbale ya baffle iyenera kukhala yayikulu kwambiri.

Chimphona. 2 - Mapeto Akufa. A - wokamba nkhani, B - bokosi lamawu, bolodi lomveka lomwe wokamba nkhaniyo amakhazikika, C - phokoso lochokera kumtundu wa wokamba nkhani, D - kuthamanga kuchokera kumbali ina ya nembanemba, E - njira yopondereza, kumene phokoso la C ndi D ndi zazifupi.

Makabati a zokuzira mawu

Ndiye inali nthawi yoyesera mawonekedwe a bolodi. Iwo anayesa kupindika bolodi, mwachitsanzo lamayimbidwe lalifupi dera E sakanapita kuzungulira ngodya. Tikuwona pa chithunzi chachiwiri kuti sizinathandizenso. Koma kenako chinafika. Chochitika chachikulu kwambiri m'mbiri yakubala nyimbo.

Chimphona. 3 - Kabati yotsekedwa. Oyankhula ochepera kapena ochepera onse amatsekedwa, mwina muma studio ojambulira ma bass reflex speaker ndi omwe amagwiritsidwa ntchito ngati zowunikiratu. A - zokuzira mawu athu, B - cholumikizira cholumikizidwa ndi kabati yosindikizidwa bwino, D - kukakamiza kwamamvekedwe kochokera mbali ina ya choyankhulira kumakhalabe mkati mwa nduna ndipo sikuyenera kuwonetsedwa panja, chifukwa chake zokuzira mawu ndizolemera kwambiri komanso zopangidwa ndi zida zazikulu.

Kabati yotseka yolankhula

Zinathandiza! Kufupikitsa kwamayimbidwe kwasowa. Aliyense anapumira, adachotsa mdani wamkulu kwambiri polumikizana ndi mapeto a mbale yopanda malire B ndikupanga bokosi lotsekedwa, kusiya phokoso lotchedwa B, momwe munali dzenje la wokamba nkhani wathu A. Wokamba nkhani wathu anayesanso , oscillating koyilo ngati wamisala, ndipo anapeza kuti mu kabati yaikulu, sikuyenera kuyesetsa kwambiri, chifukwa kupsyinjika komwe kumayamba mu kabati palokha kumachepetsedwa m'malo okulirapo ndipo sikuli kolimba. Choncho makabati olankhulira anayamba kukulirakulira, monganso olankhula amene analowamo. Phokoso labwino la ma watts pafupifupi 50, komabe, linkafunika nduna yokhala ndi mpweya wokwanira malita 100 - voliyumu yofanana ndi bin yozungulira yozungulira. Ndipo m'malo mochuluka. Poyerekeza, B&W A7 ili ndi mphamvu ya ma Watts 100 komanso kuchuluka kwa malita khumi ndi asanu. Kumbali ina, Nautilus Yoyambirira ya korona miliyoni yaku Czech ndi nduna yotsekedwa yolankhula. Zoposa kapena zochepa makabati onse oyankhula kuchokera kumagulu apamwamba omwe alipo tsopano ndi makabati otsekedwa oyankhula. Izi nthawi zambiri zimakhala mipando ikuluikulu yopangidwa ndi matabwa abwino kwambiri. Koma makabati olankhulira okhala ndi malita zana limodzi kapena kupitilira apo nthawi zambiri amatha kutenga theka la chipindacho, ndipo palibe amene adapanga nyumba zokhala ndi inflatable. Nanga bwanji kugwiritsa ntchito mdani wathu wakale, kuthamanga kwa mawu E?

Chimphona. 4 - Bass reflex mpanda. Diaphragm ya wokamba nkhani yathu imatha kukhala yaying'ono chifukwa phokoso lochokera kukhosi lopapatiza la K limatsanzira malo okulirapo kwambiri a diaphragm, motero mawu a F amachotsedwa patali ndi pakatikati ndipo timangomva kung'ung'udza ndi kulira mu bass. Mukawona makina olankhula ali ndi dzenje mkati mwake, ndi bass reflex, ngakhale simungamvetse zomwe bowo la bass reflex likusewera, koma mumatha kumva mpweya ndi zala zanu. Mukaphimba kutsegula kwa bass reflex ndi dzanja lanu, mabasi othamanga amatha. Yesani pa B&W A5 kapena A7, mwachitsanzo. Koma kwakanthawi kochepa, kayendedwe ka mpweya mu bass reflex nthawi zambiri amagwiritsidwa ntchito kuziziritsa amplifier yomangidwa kuti musatenthe.

Bass reflex enclosure

Ngati titapanga bowo linanso mu nduna yotsekedwa yolankhula, zikanatani? Acoustic lalifupi dera, kotero poyang'ana koyamba kumapeto. Koma bwanji ngati njira ya short-circuit inali yaitali ndi chinachake? Mwachitsanzo, kugawa mkati mwa nduna kapena pambuyo pake chitoliro cha pulasitiki? Ndipo tawonani, kutalika kosiyana kwa K-chubu mu dzenje pafupi ndi wokamba nkhani kungagogomeze maulendo osiyanasiyana mu bass, malingana ndi kutalika kwake, mabasi otsindika omwe amalembedwa ndi chilembo F. Choncho pamene nduna ya wokamba nkhani imapangidwa kukhala yaying'ono komanso yocheperapo. bass reflex chubu imawonjezedwa, imamveka ngati nduna yayikulu yotsekedwa. Motero anayamba nyengo yatsopano yopangira nyimbo. Kafukufuku wamagulu. Bose, Harman/Kardon, JBL, Bang & Olufsen, Bowers & Wilkins ndi ena adasinthana patsogolo pakufota makabati olankhula. Nthawi yomweyo, chiwembu china chinayamba. Mpaka nthawi imeneyo, makabati olankhulira anali opangidwa ndi matabwa okha. Chifukwa cha miniaturization, makompyuta, ndi kuleza mtima kwa opanga, zipangizo zatsopano monga mapulasitiki zinayamba kugwiritsidwa ntchito. Chovala chapulasitiki chotsekedwa ndicho chinthu choipa kwambiri chomwe mungachite kwa wokamba nkhani wanu. Koma chifukwa cha bowo la bass-reflex, mapulasitiki angagwiritsidwe ntchito, makina oyankhula adakhala otsika mtengo, ang'onoang'ono, ndipo m'kupita kwa nthawi anafika pamtunda wa phokoso lazitsulo zamatabwa (zotsekedwa ndi bass-reflex).

Bass speaker

Kuti bass imveke bwino, wokamba nkhani wathu A ayenera kupatsidwa diaphragm yolemera kwambiri, koyilo yamphamvu (kuti isapse pamene ikukweza kulemera kwake), maginito amphamvu ndi amplifier yamphamvu. Phokoso mu bass limadalira kukula kwa diaphragm yolankhulira. Kukula kwa diaphragm yolankhulira komanso kusuntha kwa wokamba nkhani, kumapangitsanso kusintha kwakukulu m'chipinda chomwe tikuyesera kumveka ndi mamvekedwe otsika mu nyimbo, mwa kuyankhula kwina, bass, kawirikawiri mafupipafupi a 40 mpaka 200 Hz. Ichi ndichifukwa chake timafunikira mabokosi olankhula ambiri kuti tichitire konsati muholo yamasewera, sizokhudza magwiridwe antchito, koma kupsinjika komwe kumafika patali kwambiri. Chomvera m'makutu chimataya bass mukachitulutsa. Oyankhula ang'onoang'ono amasewera mabass kwa mita imodzi kapena ziwiri, koma sitingamve mabasi mchipinda chotsatira, ma mids ndi treble okha. Makina olankhulira omwe amaimba piyano pamene phokoso lonselo limamveka ngakhale m'chipinda chotsatira ndi chizindikiro cha ntchito yokwanira pamodzi ndi khalidwe la zomangamanga.

Chimphona. 5 - Radiator. A - wokamba nkhani akusewera bass, pakati ndi pamwamba, mwachitsanzo, amatulutsa phokoso la Broadband C; E - kuthamanga kwamayimbidwe komwe kumakankhira pa nembanemba ya radiator G; F - kumveka kokha mumayendedwe otsika kwambiri opangidwa ndi radiator; D - phokoso mkati mwa kabati yotsekedwa. Kumanja kuli tsatanetsatane wa kumbuyo kwa zokuzira mawu za Onyx, malo achitsulo okhala ndi logo ya kampani ndi kulemera kwa radiator, kukhumudwa kozungulira ndi nembanemba, pafupifupi kofanana ndi okamba zachikale, olimba kwambiri. Pa diaphragm iyi, kulemera kwake kumayenda ndi kutuluka, malingana ndi momwe diaphragm yolankhulira ikuyendera.

Radiator

Pano ku Mars, timatcha radiator kulemera kwake komwe kumamangiriridwa ku nembanemba komwe kumayendayenda pamene mpweya umalowa mkati mwake, ndikukankhira mbali yakutali ya nembanemba ya sipika. Ndi cha chiyani? Radiyeta ndi njira ina yochepetsera kukakamiza kwa mawu mkati mwa kabati yotsekedwa ya pulasitiki. Inde, ndimadzitsutsa ndekha, bokosi lotsekedwa la pulasitiki ndiloipa kwambiri, koma samalani, kugwiritsa ntchito radiator kumasintha nkhaniyo. Yang'ananso chithunzichi. Loudspeaker A imasewera mawu C kwa ife, ndipo mkati mwa malo otsekedwa D, kuthamanga kwa E kumapangidwa, komwe kumakankhira m'makoma a nduna. Chifukwa chakuti kulemera kumamatira ku diaphragm, kupanikizika kumayesa kuthawa kumeneko ndikusuntha diaphragm. Kulemera kwa diaphragm kumapangitsa kuti phokoso likhale lolemera la sipika yapadera ya bass, yomwe imapangitsa kuti bass izimveka ngati ikuchokera kwa oyankhula akuluakulu komanso olemera kwambiri. Chinyengo cha kukula kwa wokamba nkhani n’champhamvu kwambiri moti n’zovuta kukhulupirira. Umu ndi momwe Jambox kapena Nova ndi Onyx kuchokera ku H/K amagwirira ntchito, mutha kupeza mfundo yofananira mumitundu yatsopano kuchokera ku SONY. Sindinatsimikizire, koma ndikuganiza kuti adaziyambitsa ku Bose, ena amangogwiritsa ntchito. Mwachiwonekere, kuyika kwa radiator pa kabati yolankhula ndikofunika kwambiri pano. Ichi ndichifukwa chake Jambox imaguba kwambiri.

Chimphona. 6 - Ma radiator awiri akuyang'anizana. Mivi yofiyira E1 ndi E2 ndi mphamvu yamayimbidwe yomwe imasuntha ma radiator awiri, omwe amakankhirana wina ndi mnzake. Mutha kuwona kumanja kuti Bose Computer Music Monitors ndi ang'ono. Kumanja kwakutali kuli tsatanetsatane yemwe amatha kuwonedwa kuchokera kumbali kudzera mu kabati yolankhula. Mutha kuwona kachidutswa kakang'ono ka radiator pabowo.

Ma radiator awiri akuyang'anizana

Mukamagwiritsa ntchito ma radiator awiriwa, zotsatirazi zimachitika: mumawonjezera kwambiri malo omwe amatulutsa matani otsika. Tiyeni tiwerenge kwa kamphindi. Ngati wokamba nkhani ali ndi dera la 1, ndiye kuti radiator imodzi imakhala pafupifupi nthawi 2,5, kotero ndi ma radiator awiri malo omwe amachokera ku bass kubereka adzakhala pafupifupi 5 + 1 (ma radiator awiri + oyankhula). Kuti izi zitheke, tifunika kugwiritsa ntchito choyankhulira chachikulu kwambiri A (ndichovuta kupanga), chomwe chingapangitse kuti pakhale kupanikizika kokwanira mkati mwa kabati yotsekedwa (kulankhula mwaukadaulo, ndi bokosi la pulasitiki) kuti igwedezeke mokwanira ma radiator onse G1 ndi G2. Ndipo n'chifukwa chiyani pali awiri? Mukangogwiritsa ntchito imodzi yokha, radiator imasesa chikwama chonse chapulasitiki ndi kulemera kwake, sichoncho. Koma mukakhala ndi zaka zingapo zoyesera (sichoncho inu, njonda za Bose), mudzapeza kuti ndi bwino kuyika ma radiator onse pamtunda woperekedwa kuchokera kwa wina ndi mzake, monga mukuwonera pa chithunzi # 6. zobowola zobowola zimasamutsa mphamvu kuchokera kwa wokamba nkhani kunja kwa nduna kuwirikiza kasanu kukula kwa wokamba nkhaniyo. Zedi, ndi chinyengo chabe, koma changwiro.

Bose Computer Music Monitor

Mchimwene wamng'ono

Inde, ma radiator awiri amagwiritsidwa ntchito mu Bose Computer Music Monitor, ndipo luso lomwelo, lopangidwa bwino, laperekedwa kwa mchimwene wamng'ono ndi wamng'ono, Bose SoundLink mini. Payekha, ndinali ndi chidwi ndi zitsanzo za SoundTouch, zomwe zimakhala ndi ma radiator awiri ndi mabatani 6 osinthika. Kumodzi, ndimatha kuvala jazi ngati malo ogwirira ntchito, chachiwiri chitsulo kuti ndipumule komanso pop yachitatu, kwa alendo. Bwerani muganizire, ndimakonda lingaliro la batani mochulukira ...

Mapangidwe a Bose SoundLink mini amachokera ku Bose Computer Music Monitor. Zindikirani kuti zokuzira mawu okhala ndi ma radiator amangopangidwa mumiyeso yaying'ono iyi, ndikuganiza kuti kapangidwe kameneka mumtundu wokulirapo kudzakhala ndi vuto lopanga. Ndikudabwa kumene zidzapita. Kodi idzakula? 

Kusiyana ukumva

Mukamvetsera Piritsi ya Beats, oyankhula ake ang'onoang'ono a 4 amasewera mabasi abwino kwambiri, koma mita imodzi yokha, ndiye kuti mawu otsika amatha. JBL Flip 2 imagwiritsa ntchito bass reflex yomwe imamveketsa bwino bass, ngakhale pamamita awiri kapena atatu mabasi amatha kumveka bwino. Ndi Bose SoundLink mini, mutha kumva zomveka komanso zomveka ngakhale pa mtunda wa 5 metres. Chenjerani, ndikukumbutsani kuti zinthu zonse zitatu zomwe zatchulidwazi zimagwirizana m'thumba lanu, ndizochepa kwambiri, koma kusiyana kwa kubereka kwa matani otsika ndi kwakukulu. Ma radiator awiri amawu ndi kusiyana kotere. Ndani akanati?

AirPlay Fig. 7. kuyerekeza kukula kwa kabati pamene akukwaniritsa mawu ofanana. Taonani mmene mphamvu ya kabati yolankhulira ingachepetseredwe m’njira zosiyanasiyana. A - nduna lotseguka liyenera kukhala lalitali kwambiri kuti lithetse mawonekedwe afupipafupi, pamadongosolo a mita. B - kabati yotsekedwa kale imatenga malo ochepa kwambiri. C - Bass reflex cabinet, pulasitiki yosavuta, imatha kutsanzira pafupifupi kawiri kukula kwa kabati yotsekedwa. D ndi E - zomangamanga zokhala ndi ma radiator omvera zimatha kutsanzira kabati yotsekedwa kangapo. Zowona, zitha kuzindikirika, koma chinyengo chake ndi chodabwitsa.

Ndipo chinthu chinanso

Purosesa yamawu a digito ndiyofunikira. Tikafuna kusuntha radiator pa nembanemba yolimba, pa voliyumu yotsika wokamba nkhani sangakhale ndi mphamvu zokwanira kuti azitha kuyendetsa ma radiator, chifukwa chake, pakuwonjezeka kwa voliyumu, kuchuluka kwa bass kumayenera kusinthidwa kuti kumveke bwino. pakupangana mwakachetechete kapena pomvetsera mokweza kwambiri. Chachiwiri ndi chakuti, chifukwa cha ma radiators, titha kugwiritsa ntchito cholankhulira chokhala ndi diaphragm yopepuka komanso kusamuka kwakukulu, komwe kumatha kusewera ma frequency onse moyenera. Izi zikutanthauza kuti wokamba nkhani m'modzi amasewera mokweza kwambiri, momveka bwino komanso momveka bwino pakatikati pomwe amaphulitsa ma radiator. Ngati tikufuna kuchotsa mfundo yofooka kwambiri, bokosi la pulasitiki, tingagwiritse ntchito kuponyedwa kwa aluminiyamu. Ndipo izi ndi zomwe akatswiri mu dipatimenti yachitukuko ku Bose adachita. Anaphwanya malamulo onse otsutsana ndi kutulutsa kolondola kwa nyimbo, adagwiritsa ntchito njira zachilendo, ndipo ine, m'malo mwa chimbalangondo, ndimaweramitsa msana wanga kuti ndiwapatse ulemu waukulu womwe olembawo ayenera.

Mwachidule, Bose SoundLink mini ndiye wokamba wopanda zingwe wamkulu kwambiri wokhala ndi batire yomangidwa yomwe mungagule kwa zikwi zisanu.

Pomaliza

Kuyankha: Ayi, sindikukonzekera zotsatizana pano. Palibe cholembera kunyumba mpaka wina atayimba chiweto cha Martian. Zikomo kwambiri chifukwa cha chidwi chanu komanso zomwe mwapereka pazokambirana, ndikupepesa chifukwa cha zolakwika zilizonse, zikomo chifukwa cha malangizo pazamankhwala osangalatsa, ngati abwera, ndidzawakhudza ndipo pakakhala zambiri, ndiyesetsa kumaliza. mbali zina za zitsanzo zamakono. Ndipo tsopano kunyamula ndalama zanu mu mpukutu yoyenera ndi kuthamanga kwa sitolo kusankha AirPlay Pet wanu.

Tidakambirana izi zomvera pabalaza chimodzi chimodzi:
[zolemba zina]

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