Tempotec Sonata HD Pro USB dongle (amplifier + DAC)
Bacewar mai haɗin TRS 3.5 na yau da kullun (wanda aka fi sani da sitiriyo mini-jack) a cikin wayoyin hannu yana tilasta masu amfani suyi amfani da cikakkiyar adaftar. Babban abin da ake buƙata don shi shine ya kasance mai ɗorewa kuma ba mai laushi ba. Yana da ban sha'awa koyaushe abin da ke cikin waɗannan adaftan. Bayan haka, wasu daga cikinsu sune masu jujjuya dijital-zuwa-analog na wayar hannu da amplifiers a cikin na'ura ɗaya.
Wannan yana nuna cewa duk wata wayar salula ta zamani za a iya juyar da ita zuwa cikakkiyar na'ura mai inganci mai inganci. Babu farashi na musamman. Ba zai zama ƙasa da na'urori na musamman ba. Haka kuma, ɗimbin zaɓi na irin waɗannan samfuran zasu taimaka muku nemo zaɓin da ya dace don belun kunne da buƙatun sauti.
TempoTec ya daɗe da saninsa a cikin kasuwar kayan aikin sauti. Katalojin ya ƙunshi duka 'yan wasan dijital da USB DACs, da kuma katunan sauti na PCI. A cikin kasuwar dongle audio ta hannu, alamar ta yi gasa tare da jerin Sonata, ƙirar HD Pro da za mu yi magana akai a cikin wannan bita.
Tempotec Sonata HD Pro Bayani dalla-dalla
| DAC IC | Mai Rarraba Cirrus Logic CS43131 |
| Amplifier na kunne | Saukewa: CS43131 |
| Mai sarrafa USB | Savitech SA9312 |
| Nau'in shiga | Micro-USB |
| PCM goyon baya | 32bit 384 kHz |
| goyon bayan DSD | DSD256 (kai tsaye) |
| goyon bayan ASIO | A |
Tempotec Sonata HD Pro - Review
TempoTec Sonata HD Pro yana auna gram 9 kawai. Yana da kamanni mai sauƙi da girma na 47x17x8 mm, ɗan sabon abu don dongles. Duk wannan ana rama shi ta hanyar abin dogara karfe. Ko da ba maɓallan sarrafawa ba na iya gabatarwa waɗanda ke ba ku damar daidaita ƙarar ba tare da cire wayarku daga aljihun ku ba. Ya kamata a lura cewa wannan shine ƙarar na'urar, ba smartphone ba. Kuma, yana iya zama, riga mai haɗin Micro-USB mai ban mamaki. Wannan zai ƙara ikon haɗa na'urar zuwa na'urar da ake so ta hanyar adaftan, ciki har da cikakke.
Cikakken saitin ya haɗa da akwati mai ƙarfi, wanda, ban da dongle, ya ƙunshi:
- Nau'in-C zuwa adaftar Mirco-USB.
- Nau'in-C zuwa adaftar USB-A.
- Alamar Hi-Res Audio, wanda, kamar yadda yake, ya tabbatar da cewa na'urar tana ba ku damar sauraron kiɗan a cikin babban ma'ana.
Farashin Tempotec Sonata HD Pro kusan $ 50 ne. Wanne yana da kyau sosai don irin wannan aikin nishadi.
Zuciyar na'urar ita ce guntu na Cirrus Logic CS43131. Yana haɗa sabon ƙarni na DAC mai jiwuwa tare da babban ingancin ƙararrakin lasifikan kai don sadar da ingantaccen sauti tare da ƙarancin wutar lantarki.
Chip sigogi Tempotec Sonata HD Pro
| Tashoshi | 2 |
| Ƙaddamarwa, bit | 32 |
| Tsawon tsayi, dB | 130 |
| Jimlar Harmonic Distortion + Hayaniya (THD + N), dB | -115 |
| Mitar samfur, kHz | 384 |
| Analog Power, V | 1.8 |
| Wutar lantarki ta dijital, V | 1.8 |
| Amfanin wutar lantarki a yanayin aiki, mW | 6,25-40,2 |
| Matsayin fitarwa, Vrms | 2 (har zuwa 600 Ω) |
| Ƙarfin fitarwa a kowane tashoshi a lodi, mW | - |
| 32 ohm | 30 |
| 600 ohm | 5 |
Yana da wahala a sami kowane bayani akan SA9312 USB mai sarrafa, Savitech baya raba bayanan bayanai. PLL (Lokacin Kulle Mataki) na CS43131 kanta yana da yuwuwar ɗaukar nauyin rufe sigina. Na'urar tana goyan bayan ASIO (Law Latency Data Transfer Protocol). Amma kawai bayan shigar da direba, wanda za a iya sauke daga official website Tempotec (kawai don Windows). Abin lura ne cewa Windows 10 yana fara dongle daga cikin akwatin, wato kawai Toshe da Kunna.
Mai sana'anta yana nuna ma'aunin fitarwa na sauti masu zuwa:
- Alamar siginar amo (SNR) - 128 dB.
- Matsayi mai ƙarfi - 128 dB.
Kuna iya bincika wannan ta hanyar zuwa sanannen albarkatun ASR (audioscienceview), inda wannan na'urar ta kasance ta hanyar na'urar tantance sauti. Dangane da sakamakon aunawa na rukunin ASR:
| Ƙarfin fitarwa, Vrms | 2 |
| Jimlar Harmonic Distortion + Surutu (THD + N),% | 0.00035 |
| Sigina zuwa rabon amo (SINAD), dB | ~ 109 |
| Tsawon tsayi, dB | 124 |
| Gwajin Multitone, bit | 18-22 |
| Gwajin Jitter, dB | -130 (LF) / -140 |
Kamar yadda aka gani akan ASR, multitone (gwajin sautunan yawa) yana nuna rauni kaɗan a ƙananan mitoci.
Ƙarfin fitarwa a nauyin 300 ohms - 14mW. Canjawa zuwa nauyin 32 ohm ya haifar da yankewa. Wannan shi ne daya daga cikin nau'i na murdiya da ke faruwa a lokacin da amplifier ya cika da yawa kuma lokacin da ƙarfin fitarwa na amplifier ya wuce iyakar ƙarfin wutar lantarki kuma, sakamakon haka, ƙananan wuta - 66 mW.
Kamar yadda kake gani, babban belun kunne na impedance suna da wahala ga na'urar. Idan akai la'akari da cewa muna la'akari da kayan aiki na šaukuwa don shi, wannan yana iya zama ɗan sakaci. Za a samar da madaidaicin ƙarar ƙara don belun kunne na “tsattsauran ra’ayi, duk da haka, za a ba da ita.
Tempotec Sonata HD Pro: fasali
Yana da kyau a ambata daban cewa fitar da na'urar kai ta sitiriyo mini-jack ana amfani da ita ne kawai don manufar da aka yi niyya. Wato dongle ba zai iya samun iko na waje ba. Lokaci mai zuwa kuma yana hade da shi: lokacin da aka haɗa filogi zuwa soket, na'urar ta fara tashi kuma ta fara aiki. Kuma bayan cire shi - akasin haka, yana adana baturin wayar ku.
Nau'in-C da aka keɓance a baya zuwa adaftar USB-A na iya haɗa Tempotec Sonata HD Pro zuwa kwamfuta ta sirri ko kwamfutar tafi-da-gidanka. Kuma yi amfani da shi azaman cikakken DAC, tunda halayen na'urar sun ba ku damar yin wannan.
Analogs Tempotec Sonata HD Pro
Daga cikin analogues a cikin wannan nau'in farashin (dalar Amurka 50), ana iya bambanta na'urori masu zuwa:
- iBasso DC02... Wannan yana ɗaya daga cikin majagaba na Hi-F šaukuwa mai araha. Duk da haka, kwatankwacin samfurin DC02 baya taimakawa a kwatanta kai tsaye tare da Sonata HD Pro. Ƙarfin fitarwa na ƙasa (1Vrms), rabon sigina-zuwa-amo (92dB vs.109dB) da tsayayyen kewayon 91dB suna nuna wannan. Gwajin jitter kuma yana nuna amo mai yawa, kodayake ba a kunne. Sanannen guntu daga Asahi Kasei AK4490EQ bai taimaka ba. Samfura daga iBasso waɗanda za su iya yin gasa tare da Sonata HD Pro za su ƙara tsada sosai.
- xDuwo link... Wannan analog ɗin yana da matsaloli iri ɗaya da na iBasso DC da aka ambata
- Rhodium Audio na lokaci-lokaci... A matsayin zaɓi a cikin yanki iri ɗaya, amma tare da ƴan ƴan gaggãwar ayyuka. Yana samar da 7mW kawai a 32 Ohms. Ba shi da ma'ana kaɗan don tsayawa kan cikakkun halaye. Babu goyon bayan DSD. Abin da ke ciki ya kasance asiri. Kuma wannan yana haifar da matsaloli ga masu siye waɗanda suke buƙatar fahimtar abin da suke biyan kuɗin su.
- Musland MU1... A farashin $ 35, yana nuna kyakkyawan tanadin wutar lantarki akan ƙananan belun kunne - 29mW (bisa ga ASR). Mai sana'anta yana nuna cewa kewayon ƙarfi shine 114dB, kuma jimillar murdiya + amo (THD + N) shine -90dB. An tabbatar da ƙarshen ta hanyar adadin ASR na 93dB. Dongle ya dogara ne akan mai sarrafa dijital na USB SuperDSP230 da codec Cirrus Logic CS42L
Bugu da ƙari, sanannen alamar Hidizs yana da samfurin S8 a cikin arsenal, mai kama da kayan aiki da halaye, wanda ya bambanta, watakila, a cikin ƙira mafi nasara. Amma yana fitowa akan ƙarin $ 30. Kuma wannan yana tare da damar iri ɗaya kamar Tempotec Sonata HD Pro.
A ƙarshe
Yana da aminci a faɗi cewa aikin sauti na Tempotec Sonata HD Pro USB dongle tsakanin masu fafatawa a cikin nau'in farashin sa ya wuce yabo. Ba shi da ɗakin kai don babban belun kunne na impedance. Amma dangane da ingancin sauti, yana iya yin gasa sosai tare da DACs na tsaye, kodayake tare da ajiyar kuɗi.
Kuna iya siyan Tempotec Sonata HD Pro USB dongle akan AliExpress ta amfani da banner da ke ƙasa:
