UHarman Kardon yigama elimangalisayo ebhizinisini le-stereo nekhaya lasekhaya, elinomlando oqinile oqala iminyaka emashumi. Le nkampani ikhiqiza amanye ama-amplifiers amahle kakhulu, ama-preamps, ama-tuners, nama-receiver, amaningi awo asetshenziswa kakhulu namuhla. Sisekhona futhi sisebenzisa i-amplifier yamandla we-stereo ye-Harman Kardon Citation 16 - i-amp-sound amp workhorse amp eyathengwa ngawo-1970! Ngakho thatha lokho njengesivumelwano samakhwalithi.
I-Technology Key ye-HK 3490 I-Stereo Receiver
U-Harman Kardon waziwa ngama-amplifiers awo aphakeme kakhulu, aphezulu-bandwidth; umklamo ohlinzeka impendulo ephezulu ephindaphindiwe okungaphezu kwama-20k Hz kuze kufike ku-110 kHz. Nakuba bekungewona kuphela umkhiqizi wokugqugquzela lesi sici esithile se-amplifier, babengomunye wabokuqala bokuqala ukuwazisa.
Isilinganiso somuntu kubhekwa ukukwazi ukuzwa kuze kube ngu-20 kHz, umvuthwandaba osebenza kubantu abasha kanye / noma labo abangakalimazi ukuzwa ngevolumu ngokweqile (isib. Amahlumela endlebe, amakhonsathi amakhulu). Noma kunjalo, abathanda umculo abaningi bakholelwa ukuthi impendulo ephezulu yokuphendula imvamisa iholela ekwenzeni ngcono ukukhiqizwa kwama-harmonics ephezulu , okuholela ekukhiqizweni komculo okungcono. Nakuba i-110 kHz ingaphezu kwemikhakha yethu yokuphila, yi-harmonics eyenza umehluko wangempela, ozwakalayo ozwakalayo. Futhi lesi sici sikhombisa ukusebenza kombukeli we-stereo we-HK 3490.
Izici
I-Harman Kardon HK 3490 inikeza iningi lezici ezingase zibuke kumamukeli, kanye nokunye okungeziwe. Kukhona okokufaka esiteshini se-Harman Kardon Bridge , ehambisana ne-Apple iPod noma i-iPod Touch . Futhi i-HK 3490 ibuye i-XM Satellite Radio ilungile uma isetshenziswe nge-tuner ye-XM yokuzikhethela. Esinye esingahle siphuthelwe yilabo abangase bakhonjelwe ukulawula okukude, njengoba i-HK 3490 ehlala kude ikwazi ukusebenza kuphela izingxenye ze-Harman Kardon.
I-HK 3490 ineziphumo zamaphini amabili wezikhulumi ze-stereo kanye nama-subwoofers amabili. Izinguquko zokuqalisa ezishintshayo zivula ngokuzenzakalelayo ama-subwoofer noma ama-subwoofer uma ama-receiver esevuliwe, ashintshwe uma umamukeli engasasetshenziswa. Lo mkamukeli uphinde afake iziphakamiso ze-preamp kanye nezimpendulo ezisemqoka ze-amplifier yangaphandle noma i- equalizer yomsindo we- stereo . Futhi uma kwenzeka ujabulela ukulalela amarekhodi e-vinyl, i-HK 3490 ine- input magnet phono yokufaka .
Kumasetups asekhaya, i-Harman Kardon HK 3490 inikeza izimpendulo ezintathu zevidiyo, Somlomo we-Dolby Virtual womsindo ozungezile, ne-Dolby Headphone yokulalela okuzungezile okuzungezile. Lesi samukeli se-stereo siphakamisa amandla angu-120 W (izikhathi ezimbili) ezikwazi ukushayela iziteshi zombili . Lokhu kubaluleke kakhulu, njengabalamukeli abaningi abalinganiselwe ukushayela isiteshi esisodwa kuphela, okuwumsebenzi olula we-amplifier. Amandla okukala ngamashaneli amabili aqhutshwayo abonisa ukuthi i-amp yenza kanjani ngaphansi kwezimo ezidinga.
Iphaneli langaphambili kwi-Harman Kardon HK 3490 isitholi se-stereo sibonakala ngokucacile futhi esilula - ushintsho olwamukelekile kusuka kwamapaneli angaphambili ahlanganisiwe atholakala kwezinye izinto eziningi zezingxenye. Uma kunikwe amandla, ukulawula okubonakalayo / okukhanyayo kuphela ku-HK 3490 kungokwamandla nomthamo. Ukucaciswa okucacile ngaphambili kwephaneli yesikhangiso nakho kunganciphisa noma kuvaliwe ngokuphelele.
Ukusebenza
Ngokuvamile, umamukeli we-stereo we-Harman Kardon HK 3490 unikeza ukusebenza komsindo ohlonishwayo, ikakhulukazi phakathi nendawo yezinga eliphezulu lezimvamisa - impendulo yemvamisa ye-widband (110 kHz, -3 dB) ibonakala iqhaza kakhulu ekuboneni, evulekile, futhi eningiliziwe umsindo. Omunye angabuye abone ukukhiqizwa kwezwi elihle kakhulu, elilinganayo elifanelekayo inkhulumomphendvulwano ye-movie.
Sihlolwe isamukeli se-stereo esingu-HK 3490 nge-pair of izikhulumi ze-Paradigm Reference Studio 100. Ama-amplifiers wesiteshi esiphezulu angu-120-watt anenani elingaphezu kwendawo eguquguqukayo yokushayela, ukushayela kalula izikhulumi kalula. Izikhulumi ze-Paradigm zifaka isilinganiso sesisindo senhliziyo engu-91 dB, kanti uHarman Kardon HK 4390 uye wakwazi ukubonisa amandla ayo okugcina nokukwazi ukubhekana nezintaba zomculo, kungakhathaliseki ukuthi iyiphi ithrekhi edlalwa.
Ukukhiqizwa kwe-soundstage kubonisa i-front appreciable kuya ukujula emuva nge ububanzi ohambelana. Ngezinye izikhathi, umamukeli we-stereo we-Harman Kardon HK 3490 ubonakala eqhuba ama-bass esindayo noma eqinile, nakuba ngokuvamile lokhu kuye kuxhomeke ekulandeleni ithrekhi. Uma kungenjalo, ungalindela ukujabulela ama-bass anamandla-okuzwakalayo nokucaca kahle (uma nje izikhulumi zikwazi futhi / noma ikhwalithi), ngisho ngaphandle kwe-subwoofer ehlukile.
Uma uthanda ukulalela umsakazo womhlaba, ungabala ukuthi i-AM / FM yenzelwe i-HK 3490! Ngisho nakwezinye izindawo ezisemaphandleni, lo mkamukeli ukwazi ukudonsa ngisho nempawu ezibuthakathaka / iziteshi.
Isiphetho
Umamukeli we-stereo we-Harman Kardon HK 3490 unikeza ukusebenza okuhle komsindo nokuningi kwezici eziwusizo. Naphezu kokuntuleka kokulawula okude kwendawo yonke, i-hardware yeHK 3490 nekhwalithi ezwakalayo yenza kube lula ukunconywa njengendlela yesistimu eyinhloko yaseshashalazini yaseshashalazini yasendlini noma njengendlela yokulalelwayo yesibili yamakamelo okulala noma amakamelo okulala. Kusukela kukhishwe umenzi, okusho ukuthi unethuba lokubheka okuningi uma uthenga ngokuhlakanipha.
Ikhasi lenkampani: Harman Kardon