UbuchwephesheElectronics

Ikholomu S90: Ukucaciswa, isikimu. Izipikha ngezandla zabo

Audiophiles zisetshenziswa isitshalo impikiswano ngalokho isikhulumi akhethiwe ukulalelwa ukhululekile umculo ekhaya. Futhi ukuzonda ngesizathu esihle: lonke akuxhomekile lahlukaniswa laba amakamu amabili. Lo mqeqeshi owake wapheka bakholelwa ukuthi kubalulekile ukuba babeke isamba ohlanzekile kwe-emaweni Hi-Fi (noma okungcono ngisho Hi-End) uhlelo, zijabule futhi akhohlwe ikhanda ngalesi sihloko for a lifetime. Kodwa kukhona labo abangekho azimisele ukudela ekuqongeleleni ukuphila kwakhe ngenxa izipikha ezibizayo (esikhundleni semoto noma efulethini), ngakho-ke kubhekwa esihle ukuthengwa kungaphefumuli elula noma, kuphotfulwa kweticelo zakudala ezinhle endala ibe umsindo okuhle.

Lesi sihloko sigxile kakhulu omunye izinhlelo umsindo ethandwa kakhulu namanje ukukhiqiza izikhathi zase-USSR, ababengakwazi abashiye ubani nandaba yomnikazi. I S90 izipikha, izici lobuchwepheshe ekwazi ajabulise engqondweni futhi kuze kube namuhla, liye laba omunye impumelelo esiphezulu ngokuqinile namaSoviet "Radio".

isikhulumi onobuhle

Into yokuqala Kuhle kokusho iyona samanje futhi igama eliphelele models isikhulumi - 35AS-012. Elinye iphuzu elibalulekile lokuthi isikhulumi itholakala ukuhlukahluka eziningana. Ethandwa kakhulu wabo - S90 futhi S90B. Kwakukhona S90i imodeli, S90D futhi S90f, kodwa abazange bathole zamukelwa kabanzi futhi manje cishe ziphinde zenzeke.

Model nge postfix «B» ezahlukene kusukela "nineties" evamile imvamisa ebanzi ezahlukene. Futhi, umehluko okukhulu kwaba ukwethulwa sindisa kagesi inkomba izikhulumi. Inani Kunconywa amandla okusezingeni eliphezulu amplifier yedatha ungaphakathi uhla Watts 20 kuya kwangu-90. Kufanele kuphawulwe ukuthi "Radio» S90, S90B (nezinye izinguqulo) babe amamodeli lokuqala izinhlelo acoustic ukuthi ahlangabezane nezidingo amazwe imishini isigaba Hi-Fi.

design

Leli bhokisi, okuyinto ufaka S90 ikholomu kusala unxande uma gumbi uphawu eyenziwe chipboard. Ukubhekana is veneered nge ngokhuni oluyigugu. Izindonga amakholomu ukushuba ifinyelela 16 mm, ngaphambili iphaneli senziwa plywood of 22 mm ukujiya. I yangaphakathi izindonga zezindlu emalungeni axhunyiwe oluxube ekhethekile ezikhulisa rigidity namandla kwesakhiwo, kodwa musa ukuvimbela izinga umsindo.

Uma sibheka phambili kudivayisi, izipikha ahlelwe ngokulandelana elandelayo (kusukela phezulu kuye ezansi): tweeter, Midrange futhi woofer. Futhi ngezihluthu S90 ikholomu iphaneli ungabona isheduli impendulo imvamisa (imvamisa impendulo) kanye reflex imbobo. Nakuba impendulo imvamisa singaphezu noma ngaphansi (kuncike udluliseleke imodeli), i-inverter isigaba uhlale ezansi. Wenziwe design yezakhi efanele ukulalela kangcono futhi enikeza ezinhle bass amakholomu.

Ikholomu S90: Ukucaciswa

Uma sithatha isibonelo S90 evamile, khona-ke bamisa ikhanda ashukumisayo emisebeni oqondile. Ngaphezu kwakho konke, i-high-10GD ikhanda 35, naphakathi-15GD ikhanda 11 kanye ongaphakeme-imvamisa ikhanda-30GD 2 (e onobuhle kamuva - 75GDN-1-4).

uhlelo Acoustic uye ezimbili wangenela nabalawuli ushintsha ekukhiqizeni ezingeni MF futhi hf ku uhla 500 kuya 5000 Hz nokusuka 5 kuya ku-20 kHz. ikhanda ngalinye idluliswa ezindaweni ezintathu isilungisiwe. I "0" isiginali kusuka crossover ayinakho izithiyo, futhi olunikezwe ngqo ekhanda okuhambisanayo. Uma usebenzisa isikhundla "-3 dB" futhi "-6 dB" signal attenuated by 1.4 futhi 2 izikhathi, ngokulandelana, isihlobo kwindawo "0". Eshintshashintshayo isilawuli akhethiwe ungenza izinguquko ngamazwi umsindo.

Nameplate umthamo amakholomu S90 - 90 Watts, kuyilapho okuzisholo - 35 Watts. Inkomba okuzisholo ukumelana kagesi ohlelweni isikhulumi sise emhlabeni 4 ohms, kanye nohlobo imvamisa etholakalayo imifanekiso, luyehluka in the uhla kusuka 31.5 Hz kuya ku-20 kHz. Okuzisholo umsindo ingcindezi isezingeni S90 - 1.2 Pa. Kuyaphawuleka usayizi ngokwanele umxhwele ikholomu eyodwa - 71,0 x 36.0 x 28,5 cm, futhi ungqimba Imininingwane lonke uhlelo ifinyelela 30 kg.

Isikimu AC futhi uxhumano umthombo umsindo

Ukuze uzwisise ukuthi noma ukuba bangalibali uphothula yiluphi uhlelo umsindo, udinga ukuhlola zonke izici idatha kanye nemishini. Ngezansi wesifunda kagesi S90 amakholomu. Qonda ke, wonke umuntu angakwazi ngisho imfundamakhwela ham radio, kudingeka sivele okungenani ibe nolwazi oluyisisekelo.

Esinye isici esibalulekile Kuhlobana efanele isikhulumi. Phela, uma izinto zingahambi kahle, ngisho uma uxhuma, unga, ka angafuni ukuletha imishini phansi. Ukuze uqonde ukuthi ukuxhuma izikhulumi le S90, awudingi ukuba ube uchwepheshe. Into eyinhloko ukuba umthombo umsindo nge okungenani 20 Watts (lena cishe umsindo akuyona phezulu ngokwanele ukuze amakamelo esikhulu), kodwa akukho Watts engaphezu kuka-90. Endabeni ka ngokweqile amandla amplifier amagugu ovumelekile umsebenzisi angase ukumisa umsindo ngenxa yokwehluleka. Ukuze uxhume edingekayo izintambo ezivamile for izikhulumi uxhumeke terminals ku isikhulumi ngasinye futhi amplifier. Isimo main ukuxhuma polarity lesifanele.

Ukuqedelela 35AS-012

Njengoba kuyacaca kusukela incazelo ngenhla, ngokwakho okuhle uhlelo umsindo Ukucaciswa futhi uyakwazi "jika" izikhala ngisho encane yomphakathi. Kodwa ukusetshenziswa ekhaya elicwengiweyo kunazo umculo lover ungathanda ukushintsha S90 izipikha ngezandla zabo. Futhi zonke ngoba lokho eqoqwe iminyaka engaphezu kwamashumi amabili (noma ngisho amathathu) edlule, acoustic "Radio" uhlelo inkampani kakade leyo minyaka akazange seqophelo eliphezulu Yakha futhi izinto zokwakha.

lokudlulisa

Kuleso simo, uma isikhulumi yathengwa / Isimo esisetshenziselwe futhi okwamanje ishaye kahle ekuphileni, kufanele banike inchazelo ukubukeka. Ukuze wenze lokhu, kudingeka ukuqaqa S90 ikholomu ngaphambili ukubenza ku "emuva".

Lapho kukhishwa isikhulumi kufanele kuqashelwe ukuthi le ephezulu imvamisa futhi Midrange ikhanda exhunywe umzimba usebenzisa ngezikulufo efanayo kwamanetha esihle futhi ulwelwesi. Woofer igibele eceleni, futhi kudingeka abe njengoba ngokucophelela ilimaze lapho ziba ngcono.

Lokhu kulandelwa silingo reflex emva kokukhipha cap yayo. Kusukela imininingwane plastic, kuyafaneleka ukunemba esiphezulu engaqondile ngiwunqamule obandayo.

Nabalawuli hf / MF adiliza lula kunalokho kubonakala. Konke kwakuzodingeka benze - iwukuba ngobumnene ukususa ofeleba nemihlobiso kukhona maphakathi isilawuli ngamunye. Ngemva kwalokho, usebenzisa ukufakwa kokumqoka kuphela, uyasikrufulula amehlo isikulufa yavulwa, futhi ukususa ikhanda uqobo. liner Plastic kumelwe iphakanyiswe ngokucophelela kusukela izinhlangothi ezimbili izinto flat futhi ukuthola, kanti bonke abanye ngaphansi kwaso, uyasikrufulula ngezikulufo ezine. Ngemva kwalokho, le attenuator afake phakathi S90 izipikha, ungakhohlwa unsolder ke kusukela lemifanekiso.

Izikhwama zikakotini ngaphakathi emzimbeni, kudingeka uthole. Nalapha futhi, uma umnikazi eyedlule zezikhulumi akazange Ungakhohlwa ukubuyela kubo endaweni uma kwenzeka ukubandlulula.

Kuyinto iphaneli ngaphambilini unsolder enezihlungi kusukela okukhipha emuva ohlangothini AC, ngemva kubalulekile ukususa ngu unscrewing ngezikulufo. Manje ungasusa iphaneli terminals enamathiselwe.

Ukubukeka nomzimba

Uma eheleni futhi ukunqwabelanisa zokuhlobisa "okhathele" izikhulumi, kubalulekile ukuqondisa kwabo nopende, pre-sanded futhi degreased. Lokhu kuzokwenza ukunikeza izipikha freshness kwengqondo. S90 ikholomu izindlu is Uzithukululile nge isikhathi, futhi noma ubuhlakani bungathuthukiswa ngokuthi oyifunayo. Lokhu kuyophumela enkulumweni kangcono umsindo woofer.

Lokhu kungenziwa ngezindlela ezihlukahlukene, kuhlanganise ukufakwa spacers ezengeziwe namakhona ngaphakathi. Kuyadingeka ukuba banake ukubekwa uphawu wonke amalunga kanye ezivuzayo usebenzisa ezivamile amapayipi sealant. Yonke enye into ungakwazi ukunamathisela Foam odongeni engaphakathi komzimba (ngaphandle phambili), okuzokwenza ukwandisa umthamo yokugcina.

Terminals futhi isihlungi

hams Unolwazi belulekwa ukuba esikhundleni izipikha ejwayelekile ukuxhuma ezikhumulweni kwi jikelele uhlobo itheminali steel izixhumi. Ukufakwa isikhala kuyadingeka ukuze gcoba sealant wafaka iphaneli endaweni ne ezikhumulweni.

ukunakwa okukhulu okufanele ikhokhwe nokuhlunga umsindo. Uma kwathiwa exhunywe umzimba metal ngezikulufo, ukulungiselelwa isihlungi bayobe bengekho. Kukhona amacala lapho lemifanekiso ibilokhu ayebuthene ipuleti metal. Lungisa kufanele ngokudlulisela wonke amayunithi ukuze iphaneli plywood. kwe-circuit isihlungi kungashintshwa efektri ngenxa nemingcele ezahlukene izipikha, ngakho kufanele uqinisekise ukuthi wonke eqoqwe ngokuhambisana GOST. Uma ekhona webs lemifanekiso, kufanele unsolder bese ushintsha, isibonelo, ikhebula OFC nge kwesigaba endaweni evundlile 4 mm 2. Kumele asuswe wesifunda attenuator, njengoba nje obuhlanekezela umsindo bese ushintsha izintambo esetshenziswa ukuxhuma izikhulumi ukuze lemifanekiso.

Ukuze woofers efanelekayo wire kwesigaba indawo 4 mm 2 ukuze Midrange - indawo 2.5 mm 2 tweeter - indawo 2 mm 2. Ngemva izenzo ezinjalo elula udinga ukuhlunga emuva endaweni bese uvale Foam.

Izipikha nezinye "ngokuningiliziwe"

Isilawuli kufanele usike lwezimpawu entsha. Lokhu kungenziwa ngosizo ezishibhile noma umane waphila isikhathi eside ukudlula mata kwabo igundane computer. Lona khetho elula. Ngemva kwalokho kufanele uwabuyise ezihlalweni zabo futhi ubeke laths futhi grid.

Ngaphambi esikhundleni nabalawuli babe vypayat wabo bonke ukumelana. Uma ukufaka endaweni qiniseka ukusebenzisa sealant, kanye ngesikhathi inverter ukufakwa esigabeni.

Ngu ezifana manipulations elula S90 ikholomu ukuthola impilo entsha. ikhwalithi umsindo iphezulu kakhulu, naphezu izindleko ongaphakeme. Ngenxa yalokho, singasho ukuthi uma kungekho imali ku ezibizayo format acoustic 2.0, ungasebenzisa inketho ezifanayo futhi ube umnikazi eziqhenyayo efakazelwe NJENGOBA "Radio» S90. Uma kwenzeka ukuthi ingxenye kuphela izipikha etholakalayo, ungakhathazeki. Phela, kuyaphawuleka ukuthi kukholamu S90, isithombe engatholwa cishe kunoma iyiphi indawo umsindo abalandeli kwamaSoviet, lingahunyushwa siqhutshwa eyodwa futhi ngesikhathi esifanayo ukunikeza umphumela omuhle.

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