Wannan muryar murya ta hayakiyar murya ce ta saman kundinsa
Bose QuietComfort 15 ya kasance tsayin daka don ƙwaƙwalwar sauti-murya saboda muryar sa ta ya fi kyau fiye da kowa, kuma ya yi kyau. Bose ya maye gurbin shi tare da Cikakke Ta'aziyya 25 a shekara ta 2014, mai sauti wanda ya biya daidai kuma ya ba da sabuwar siffar: The QC25 yana aiki a cikin yanayin wucewa lokacin da batir ɗin ya gudana, wanda QC15 bai yi ba.
01 na 09
Sabon Sabon Asali na Ƙari
Bose ya yi iƙirari cewa QC25 sauti ne mafi kyau, yana da dadi sosai, kuma an samo shi daga kayan aiki mafi girma da mafi kyau fiye da waɗanda suka riga shi. The QC25 ya zo tare da shari'ar da ta fi dacewa fiye da wanda aka samar da QC15. Yana da sabon ƙananan kebul wanda ke nunawa tare da tsaunin bayonet-style a kan QC15.
02 na 09
Bose QC25: Yanayi da Ergonomics
Bose QC25 fasali sun haɗa da:
- 4.5 ft / 1.4 m na'ura mai rikitarwa tare da mic / m
- Muryar motsi tare da kunnawa / kashewa
- Ɗaya daga cikin baturi AAA
- Yanayin wucewa lokacin da batir ke gudana
- Takaddarda akwati ya haɗa
- Weight: 6.9 oz / 196 g
Kamar yadda zaku iya fadawa daga hoto, kamfanin na QC25 a hagu yana kama da QC15 a dama.
Babban maɓalli a nan shi ne, QC25 yana aiki yayin da batirin ya ƙare. Bugu da ƙari, yanayinsa ya fi ƙanƙara, ƙarin rectangular kuma sauƙi don jingina cikin jakar kwamfuta.
Sanarwar da ta'aziyya ga masu sauti guda biyu sunyi daidai da wannan, kuma hakan yana da kyau saboda waɗannan muryoyin kunne sun fi dadi fiye da duk masu fafatawa. Amma ga sauti, yana da wuya a doke. Cutar da aka yi da Matching Bose yana da wuyar ga masu fafatawa saboda kamfanin yana da alamomi da yawa a kan tsari.
03 na 09
Bose QC25: Ayyuka
Tambayar QC25 da QC15 suna da yawa fiye da yadda suke. Babban bambanci yana cikin bass. Aikin na QC25 yana da karfi a cikin ƙananan bass, watakila a kusa da 40 da kuma kasa, wanda ya ba da katako da ƙananan bayanan bass na guitar bass. Wannan ya sa da abinda ake yi na QC25 kadan kadan kamar abin da Beats zai yi.
Ƙaƙƙarwar da aka samu a cikin kamfanin na QC25 ya shafi ƙananan ƙananan sauƙi, wanda zai iya sa muryoyin su yi nauyi. Akwai ƙarfin gaske a cikin fitarwa a cikin ƙasa mai zurfi, a kusa da 2 ko 3 kHz.
Boutun kunne na Bose ba su da wata mahimmanci don jin dadi-daki-daki ko musamman mai kyau tare da rikodi. Aikin na QC25 ya fi ƙarfin mai karfi da maɗaukaki ya sa sauti ya zama dan kadan.
Hanyar wucewa ta QC25 tare da muryar sokewa ta zama kamar ba ta da rai kuma ta daɗe, ba tare da cikakken daki-daki ko zurfin ba, amma sauti yana da kyau fiye da masu kunnuwa da kamfanonin jiragen sama ke samarwa.
A cikin jirgin sama, kamfanin na QC25 yayi babban aiki na kawar da jigilar motar jet da kuma aiki mai kyau don rage rikici na tsarin iska da sauran tattaunawa ta fasinjoji.
04 of 09
Sakamakon: Amsar Saukewa
Shafin yana nuna yawan amsawar da ake samu na kamfanin na QC25 a hannun hagu da dama, tare da sokewa da sokewa. Babu wani abu mai mahimmanci a cikin amsa tare da sokewar sokewa. Yana da kyau "ta hanyar littafin" amsawar murya wanda bai kamata a sami launuka mai tsanani ba. Babu shakka, sauti yana da yawa daban-daban tare da sokewa ta sokewa; yana da ƙasa mai zurfi, mafi yawan tsakiya da babba, kuma -5 zuwa -10 dB kasa da amsa.
05 na 09
Sakamakon: Hanyar NC ta yau da kullum da kuma Hanyar Kisa da vs QC15
Wannan ginshiƙi ya kwatanta yadda kamfanin na NC25 yayi tare da NC a NC da kuma NC don amsawa na QC15 da NC kan. (The QC15 ba ya aiki tare da NC kashe). An auna sunayen NC-on ma'auni zuwa 94 dB a 500 Hz. Babu shakka, da kamfanin kamfanin na QC25 ya haɓaka da halaye masu yawa na QC15. Sabuwar samfurin yana da ƙananan ƙananan bashi, kadan ƙananan ƙarfin makamashi a kusa da 1 kHz, kuma kamar dB mafi ƙarfin makamashi fiye da 2 kHz. Ya bayyana a fili cewa QC25 a cikin yanayin wucewa (NC-off) yayi sauti da yawa daga ko dai wayo a cikin yanayin (NC-on).
06 na 09
Matakan: Haɓakawa
Wannan zane yana nuna rabuwa da tashar hanyar ta QC25 tare da NC kashe (kore alama) da NC kan (m purple), idan aka kwatanta da QC15 (alamar orange). Matakan da ke ƙasa 75 dB suna nuna alamar muryar waje-alal misali, 65 dB a kan ginshiƙi yana nufin rage -10 dB a waje da sauti a wannan sautin mitar. Ƙananan layin yana kan chart, mafi kyau.
Dukansu masu kunnuwa suna bada kyakkyawar sokewa. Duk da haka, QC25 ba shi da alama, a kalla a cikin wannan nauyin, don inganta sosai a kan aikin na QC15. Ya bayyana cewa kaɗan daga cikin launi na QC15 ya kasance tsakanin 200 zuwa 600 Hz.
07 na 09
Sakamakon abubuwa: Spectral Decay
Wannan zane yana nuna wani ɓangaren lalata (ko ruwa) na QC25 da NC kan. Tsawon zane-zane na tsawon lokaci yana nuna alamu mai mahimmanci. Wannan yana nuna alamar matsakaici a cikin bass, amma yana da ƙarfin gaske a kan 1.35 kHz.
08 na 09
Matakan: Ƙaddamarwa da Ƙari
Wannan hoto yana nuna jimlar jituwa na QC25 da aka auna a 90 da 100 dBA. Wadannan matakan sauraron matukar girma ne-ba za ku saurari wannan ƙarar ba. Rashin murya yana da kadan, ko da yake mafi yawan maƙiraƙi. Kwanakin 90 dba yana da kyau sosai tare da kusan babu rawar jiki a cikin tsakiyar da sauƙi kuma game da kashi 4 cikin dari THD a 20 Hz. A 100 dBA, akwai karuwar murya tsakanin 2 da 3 kHz, kuma wani ɓangaren fassarar bass (kashi 3 a 60 Hz da kasa, ya tashi zuwa kimanin kashi 6 a 20 Hz). Za ku iya jin haka? Wataƙila ba. Ana yin la'akari da ƙofa don ƙaddamar da murya a cikin gwaji na subwoofer kashi 10 cikin dari.
Amsar tazarar ta canza sauƙi tare da mahimmancin alamar gwajin gwagwarmaya (75 ohms), wanda ke kwatanta abin da za ku ji lokacin da kuka yi amfani da muryar mai kai tsaye kamar waɗanda aka gina cikin mafi kwamfyutocin. Bass sun ragu da kimanin -4 dB a 20 Hz, da kuma tayi da kimanin -1 dB sama da 4 kHz. A bayyane yake, Bose yana yin wani abu kaɗan a nan.
Da hankali a 32 ohms, an auna ta tare da alama 1 mW tsakanin 300 Hz da 3 kHz a 32 ohms impedance, shi ne 97.2 dB a cikin m (NC-off) yanayin da 101.3 dB a cikin aiki (NC-on) yanayin. Wannan ya isa ya ba da karfin girma daga kowane asusu tare da NC a kan, kuma ya isa daga duk sai mafarin da ya fi karfi da NC.
09 na 09
Bose QC25: Matsayi na karshe
Da QC25 ya fi wanda ya riga ya kasance cikin hanyoyi uku: Yana da haske, yanayinsa ya ƙarami, kuma yana yin sauti har ma lokacin da baturin ya ƙare. Daga wani abu mai nunawa, yana kama da ƙananan ƙuƙwalwa na halaye na QC15.