01 na 08
Kasuwa a Chi-Fi, Sashe 贰
Ɗaya daga cikin kayayyakin da suka kama mu yayin da muke bincike kan China -hifi-Audio.com don wasu kyawawan abubuwa (za ku iya ganin sauran a cikin jerin jerin abubuwan da muka samu a cikin jerin abubuwan da ke cikin jerin abubuwan da ke cikin 8 na Ƙararrakin Quirky Duk da haka Awesome Chi-Fi Audio Products ) shi ne Music Angels Mengyue Mini. Wannan ƙananan amintattun EL84 da aka tsara yana da tsarin zane; EL-84 shine tube da aka yi amfani dashi mafi yawa don fitarwa na kananan amps. Kuma don farashin, Mini yana kama da komai mai ban mamaki, musamman ma idan kun ji cewa yanayin Chi-Fi ya cancanci samun zurfin bincike.
Tare da gwaninta na shinge na itace, kayan aiki na arcing, da kuma zane-zane na zane-zane, Ma'aikata na Mala'ikan Menelsuue Mini sunyi nesa da kayan shafawa na mafi yawan 'yan kasuwa na kasar Sin - kuma saboda wannan al'amari, ya fi yawa a kan amps.
02 na 08
Mengyue Mini: Daga Akwatin
Bayan makonni da suka dace na jira, Mista Mengyue ya zo cikin kyakkyawan yanayin, an saka shi a cikin akwati da aka yi wa jarrabawa don kwatattun hanyoyi. Kada ka firgita idan marufi yana da mahimmanci kamar gidan kaya na Freight - idan ka kasance a cikin jirgin Freight, sai ka san wari da muke magana game da shi.
Bayan bin sharuɗɗan, mun haɗu da amp zuwa wasu masu magana na Audioton Audio B652, danna amp a cikin, kuma ya sauya maɓallin wutar lantarki. Wannan tashar jiragen ruwan na Harbour ya kara karfi kamar yadda fenti ya cike, amma a kalla babu abin da aka taba kyafa. Mun haɗi da iPod Touch , saita shi don kunna kowane waƙa da aka ɗora a kan shi, kuma bari Mengular Mini amp gudu kusan kimanin sa'o'i 10. Ba tare da wani abu mai ban mamaki ba ko kuma daga cikin talakawa da suka faru, mun haɗa Mini zuwa wasu masu magana da Fvel63 na Revel Performa3.
03 na 08
Mengyue Mini: Yanayi
• 15 W / tashar (rated) cikin 8 ohms
• Bayanan sauti na layi 2
• 4 EL84 tubes, 2 6N3 ƙananan shambura
• Dimensions: 5.5 x 10.2 x 8.3 a (140 x 260 x 210 mm)
• Weight: 16.5 lb (7.5 kg)
Ma'aikatar Mengyue tana da wasu siffofi don magana. Akwai kalmomi guda biyu kawai da kuma wasu ginshiƙai guda biyar don ɗaukar haɗin. Yana aiki a gare mu, tun da muna buƙatar kawai bayanai guda biyu: daya don phono preamp daga mai rikodin rikodi kuma ɗayan don duk abin da kebul na DAC zai faru a cikin mako.
Abinda ya rage zuwa ga dukan kunshin shi ne cewa farantin ƙasa wanda ke kewaye da shi ya zama abin ƙyama, kamar an cire shi daga wani sashi wanda ya zo don gyara. Mun jawo farantin ƙasa don neman wata hanyar tsara hukumar. Mun lura da tukunyar gurasar guda huɗu don yin watsi da tubes mai fitarwa, amma babu wasu lambobin da aka lakafta su don aunawa. Kuma, ba shakka, littafin ba shine haskakawa ba.
Daga gwajin da muka iya yi, mun gano cewa tubes masu sarrafawa sun kasance masu tsinkaya zuwa 15 W maimakon madaurin 12 W.-12 na EL-84. Wannan yana iya zama muhimmiyar mahimmanci ga waɗanda suke son kuskuren da za su dade ya fi tsayi kuma ya yi mafi kyau fiye da lokaci. Kawai ka tuna cewa yin haka ƙwarewar fasaha ce kuma zai iya sanya yatsunsu a cikin haɗari mai haɗari zuwa kusan ƙananan wutar lantarki. Saboda haka ku yi hankali.
04 na 08
Mengyue Mini: Saita da Ergonomics
Abubuwan hulɗar Mengyue Mini tana da sauƙi kamar yadda suke iya zama. Abinda ya zama abu mai ban mamaki shi ne cewa an kaddamar da jajayen shigar (RCA) , don haka tashar dama (ja) ta sama da hagu (fararen) yana a kasa. Suna kuma ƙin ƙananan kaɗan, amma akalla suna daidai da launi.
Amma ga littafi, yawanci a Sinanci kuma ya ba da wata shafi ɗaya zuwa Mini Mengyue. Abin farin ciki shi ne cewa ba za ku ji dadi ba game da sanin gaskiyar kasar Sin, tun da yake ba a sami cikakkun bayanai game da samfurin ba.
05 na 08
Mengyue Mini: Ayyuka
Mun kwatanta Mengyue Mini zuwa Krell S-300i na amp , wanda aka tsara a hankali a 150 W ta tashar zuwa 8 ohms. An haɓaka matakan, an haɗa Magana da Revel, da kuma Siffofin ILTW USB DAC na Firestone ILSW. Mun zaɓi wani matsakaicin matsakaicin sauraron sauraro don yin hukunci da ingancin sauti, amma ba haka ba ne cewa zai rika biyan harajin Mengyue Mini mai sauƙi.
Ɗaya daga cikin waƙoƙin gwaje-gwajenmu na lokaci-lokaci , Holly Cole ta "Train Song," ya gaya mana mai yawa game da Mini Mengyue. Babu alamar launin sauti ko rashin daidaituwa, kuma Mini na iya ɗaukar bayanai masu ƙarfi, manyan basussuka ba tare da juyawa ba. Cole muryar sautin sauti mai ban sha'awa kuma kyakkyawa. Harshen hannun da yake amfani da shi ya zo a fadin yadda ya isa, kuma bass yana da kitsin dan kadan, mai dacewa da shi.
Lokacin da muka sauya zuwa Krell amplifier, bass ya ƙarfafa mai yawa, yana jin dadi kuma ya fi dacewa. Harshen ƙuruwar yana da murya sosai kuma cikakkun bayanai, muryar sauti ta fi zurfi kuma mai zurfi, kuma hoto ya fi daidai da abinda muka ji daga Mini Mengyue. Duk da haka, muryar Cole ta ji karar sanyi kuma kusan inji ta kwatanta; wannan ya shafi muryar Donald Fagen a kan "Aja" Steely Dan.
Sakamakon ba abin mamaki bane; suna bi da fahimtar fahimtar ra'ayoyin masu sauraro na abin da kamfanonin amps suke yi kamar. Amma sakamakon baiyi daidai da tunaninmu ba yayin da muka buga duet Dwight Yoakam tare da Maria McKee, "Bury Me tare da Big Sandy." Rikodi yana da haske don farawa - tsakiyar shekarun 1980 na dijital a aikin. Amma ta hanyar Mengyue Mini shi ke sauti haske, kamar dai wani ya tayar da kyan gani. Kuma ko da yake ba a fili ya ɓatar da shi ba, kuma ba shi da isasshen maɗaukaki don samun maɓallin bashi mai kyau. Sabili da haka, a hankali, ƙarancin tonal ya ƙare kadan kadan.
Lokacin da muka sake komawa cikin Krell amplifier, layin bass ya zama mai sauƙi, mai tayarwa, kuma ya samar da mafi kyawun maganganu ga maɗauran murya da guitar.
Dauda Chesky ta kundi da kwarewa na fasaha, The Body Acoustic , yana nuna bambanci tsakanin amps biyu. Ta hanyar magana ta Krell amp da Revel, sauti na budewa, "52nd Street," duk abin da mai sauraro zai iya so: zurfi. m, matsananci-fadi, haunting, da kuma daidai. Ta hanyar Mini Mengyue, waƙar nan har yanzu tana da kyau, amma piano da bass clarinet sun yi sauti, ba su da cikakkun bayanai, kuma ƙasa da ƙasa. Sai kawai bass yana nuna ingantawa tare da Mengyue Mini, yana neman nunawa da kuma ladabi. Ko kuma yana iya zama tsabta ko canza launin sonic - kawai Chesky da Bassist Andy Gonzalez za su iya yin wannan batun tare da kowane iko.
Har ila yau, mun shafe kwanaki da dama da sauraron sauraron sauraren sauraren Mangyue tare da masu magana da Revel, wanda aka samar da Pro-Ject RM-1.3 da NAD PP-3 phono preamp. Sakamakon sauti yana kasancewa mai dadi! Yayin da Mini na iya zama dogon hanyoyi daga cikakke, zai iya hakuri sosai, musamman ma idan kuna son wani abu don kunna tsoffin rubutun jazz. Yana taka rawa fiye da yadda ake tsammanin, kuma, sauƙin buga kullun kusa da 95 dB.
06 na 08
Mengyue Mini: Matakan, Sashe na 1
Bayan makonni biyu na sauraro, mun motsa Mengyue Mini zuwa benci gwajin don kiyaye aikin fasaha. Tare da Mini da aka haɗa zuwa wani mai bincike na bidiyo na Clio 10 FT da kuma wasu tsayayyar matakan, mun ci gaba da Clio kuma ba'a yi addu'a ba abin da zai iya kama wuta kuma ya zubar da benci gwajin (ba haka ba).
Bayanin lokaci
-0.55 / + 0.31 db, 20 Hz zuwa 20 kHz
-3.71 / + 1.25 dB, 10 Hz zuwa 50 kHz
Sakamakon motsi na mita (1 W / 1 kHz)
-60.1 dB marar kyau
-79.2 dB A-nauyi
Jimlar jita-jita (1 W / 1 kHz)
0.32%
Crosstalk (1 W / 1 kHz)
-62.4 dB hagu zuwa dama
-62.2 dB dama zuwa hagu
Bazawarwar tashar (1 kHz)
+0.27 dB high a tashar dama
Kuna iya ganin martani na mita a cikin ginshiƙi a sama, tare da tashar hagu (alama ta blue) da kuma tashar dama (red trace) zuwa 1 W a 1 kHz. Babu wani daga cikin waɗannan lambobin da suke da girma, amma ga farashi mai mahimmanci, amintattun magunguna, ba su da damuwa ko dai. Sai dai ga murgulewa, wanda ke gudana a sama har ma da amp.
Amsawar sau da yawa, wanda zai iya haifar da matsalolin kwanciyar hankali (watau oscillation, wanda ba a san shi ba ne), ya kasance damuwa a farko, amma Mini ya tsira da yawa daga cikin sauraron sauraron sauraren gwaji ba tare da wani al'amurra.
07 na 08
Mengyue Mini: Matakan, Sashe na 2
Ga abin da zai iya sa zukatan masana'antun hi-fi na Amurka da na Turai a cikin sauƙi. Siffar da ke sama shine ikon samar da wutar lantarki na Mengyue Mini a watts da rarraba, aka auna ta tare da siginar 1 kHz tare da tashar tashoshi (alamar orange) da kuma tashar tashar (mai launi mai tsaka) cikin 8 ohms. Mutum zai iya samun yawa daga cikin EL-84, amma duk da haka, matakan Mini ba su da rauni sosai.
Ƙarfin wutar lantarki (1 kHz / 8 ohms / 2 tashoshi)
3.2 watts RMS a 1% THD
10.6 Watts RMS a 4.6% THD
Ta hanyar al'ada na al'ada (1% THD), za mu ƙaddamar da fitarwa a 3.2 kawai. Ba shakka, ba za mu iya tura Mini a sama da 10.6 W har ma ta hanyar ƙaddamar da matakin fitarwa da kuma matsakaicin tasirin tasiri na Clio analyzer.
Bugu da ƙari, mawallafin zai iya fitar da kishiyar 4-ohm a kowane lokaci; ba zamu iya tura shi zuwa 1 W na fitarwa don ma'aunai ba, kuma mai ba da labari na Clio ba zai iya samun isasshen siginar daga gare ta ba don yin fasalin wutar lantarki tare da aunawa. Ba mu da masanan kimiyya, amma akwai wani abu da ya dace da aikin injiniyoyin Mengyue Mini da / ko abubuwan da aka gyara a nan.
08 na 08
Mengyue Mini: Ƙaddara
Shin Mengyue Mini na ba wa masana'antun masu sauraro na gargajiya masu kyau duk wani abu don damu da su? Amsarmu ba tabbas ba ne . Kodayake wannan amplifier yana da kyau kuma yana jin dadi, yana da kyau sosai. Yana da damuwa ko Mengyue Mini za su hadu da duk wata sanarwa da aka amince da su (ko da yake wasu samfurori masu amfani da ƙananan samfurin ba su da). Kamfanin yanar gizon ya ce an ba da samfurin a shekara guda, amma wane labaran doka kake da shi a kan masu sana'anta idan sun ki? Bugu da ƙari, ba kyauta ne kawai don sayarwa kayayyakin kasashen waje don gyara ko sabis ba.
Duk da haka, ana iya ganin Mengyue Mini kyauta mai ban mamaki idan kana so kaɗa ɗan ƙaramin motsa jiki don yin wasa da. Mutanen da suke ganin shi akai-akai suna furtawa, "Ooh, yaya sanyi!" lokacin da muka nuna musu yadda yake aiki - kullunmu na Krell ba zai sami irin wannan hankalin ba.