Wakilin layin Reference 301 - Teac UD-301-X USB-DAC ya bambanta da takwarorinsa a cikin ƙananan girma da ƙananan bayanan martaba. Amma wannan bai shafi ingancinsa kwata-kwata ba. Bugu da kari, na'urar tana da farashi mai ban sha'awa don sifofin fasaha da aka ayyana. Wanda ya ja hankali kansa.
Teac UD-301-X USB DAC - bayyani, fasali
UD-301-X ya dogara ne akan da'ira mai dual mono ta amfani da MUSES8920 J-FET op amps. Kuma biyu na BurrBrown PCM32 1795-bit dijital-zuwa-analog masu juyawa. Wannan hanya tana guje wa tsangwama tsakanin tashoshi. Bugu da ƙari, yana ba da ƙananan ƙananan mitoci tare da saurin wucewa.
Godiya ga yin amfani da da'ira na CCLC (Coupling Capacitor Less Circuit), babu masu iya haɗawa da ke lalata sautin, wanda ke ba da ƙarancin ƙarancin mitar da rashin daidaituwa na lokaci saboda tacewa. Don haɓaka yuwuwar fitowar lasifikan kai yana ba da damar iyakance wutar lantarki zuwa abubuwan fitar da layi.
Teac UD-301-X sanye take da injin wutar lantarki mai inganci don samar da kwanciyar hankali ga kowane bangare na kewaye. Madaidaitan ma'auni (XLR) da abubuwan da ba daidai ba (RCA) suna ba ku damar haɗa kai tsaye zuwa amplifier ko lasifika masu aiki, idan ya cancanta.
Yanayin canja wurin bayanai na USB asynchronous yana tabbatar da daidaitaccen agogo na ciki na na'urar don sarrafa daidai lokacin aikawa da karɓar fakitin bayanai. Wannan yana hana jitter wanda ke lalata ingancin sigina. Ta hanyar tashar USB, UD-301-X tana goyan bayan sake kunnawa na abun ciki na Hi-Res a cikin tsarin PCM 32bit/192kHz da DSD128 (Native). Lokacin sarrafa sigina tare da mitar samfur na 96 kHz ko ƙasa, DAC na iya inganta ingancin sauti. Ta hanyar canza siginar ta haɓakawa zuwa mitoci mafi girma.
Bayanan Bayani na USB-DAC Teac UD-301-X
DAC IC | 2 x PCM1795 |
Amplifier na kunne | + |
Sigina zuwa rabon amo | 105 dB |
Harmonic murdiya | 0.0015% (1kHz) a samfurin 192kHz |
Ƙarfin amplifier na kunne | 100mW kowane tashar
(32Ω a 0.1% murdiya) |
Ƙimar juriya mai nauyi | 16Ω - 600Ω |
Nau'in shiga | USB 2.0 Nau'in B, S/PDIF: Coax RCA, Na gani |
Nau'in fitarwa | XLR, RCA |
Wutar lantarki ta fitarwa (RCA) | + 14 dBu |
Wutar lantarki ta fitarwa (XLR) | 2.0 Vrm |
PCM goyon baya | 32bit / 192kHz (USB); 24bit / 192kHz (Coax); 24bit / 96kHz (Opt); |
goyon bayan DSD | Na ƙasa 2.8/5.6 MHz (USB) |
Samuwar tallafin DXD | - |
MQA goyon baya | - |
goyon bayan ASIO | + |
Bluetooth | - |
Gina-in-preamplifier | + |
Goyan bayan sarrafawa mai nisa | - |
Питание | PSU na ciki |
Girma (W x H x D) | 215 × 61 × 238 mm |
Weight | 2 kg |
Gabaɗaya, ana iya siyan wannan jaririn (Teac UD-301-X USB-DAC) ko da don masu iya magana. Ko don faɗaɗa aikin tsarin Hi-Fi da ke akwai. Wannan juzu'i yana sa DAC ya zama mafita mai ban sha'awa don aikace-aikace da yawa.