DAC tare da amplifier iFi NEO iDSD
iFi NEO iDSD haɗin sauti ne, a cikin cikakkiyar ma'anar kalmar. Kayan aiki na sauti suna haɗa DAC, preamplifier da daidaitaccen ƙararrakin lasifikan kai, tare da yuwuwar watsa bayanan mara waya. Wannan na'ura ce mai cike da lantarki mai sanyi sosai, wacce ba ta da kowane irin abubuwa don inganta sauti da tacewa. Injiniyoyin kamfanin ba su tanadi komai ba a nan. Sakamakon aiki mara aibi daga cikin akwatin.
iFi NEO iDSD DAC da Amplifier - Bayani, Fasaloli
Na'urar tana alfahari da 16-core XMOS microcontroller wanda ke karɓar bayanai daga abubuwan USB da S/PDIF. Ba kamar na'urorin da suka gabata daga kamfanin ba, yana amfani da guntu mai saurin agogo sau biyu da ƙwaƙwalwar ninki huɗu. Don kawar da jitter, an shigar da agogon femto-GMT, wanda ke aiki tare da ma'aunin ƙwaƙwalwar ajiya mai hankali. Guntuwar DSD1793 daga Burr-Brown shine ke da alhakin sauti.
NEO iDSD ya dogara ne akan ma'auni na "PureWave" da'irar da ke aiki a cikin mono-dual tare da gajerun hanyoyin sigina don cimma keɓaɓɓen layi da tsaftar sonic, da kuma kawar da tsattsauran ra'ayi. Babban amplifier na aiki shine OV2637A na al'ada. Ana yin sarrafa ƙarar ta hanyar da'ira mai juriya ta analog mai hankali. Wanda aka tsara ta hanyar sarrafa microprocessor, don samun daidaito mai girma.
Ana aiwatar da fitar da lasifikan kai ta hanyar amfani da transistor OV4627A J-Fet da kuma attenuator W990VSI. Wannan baya ga babban inganci yana ba da ƙaramin ƙarar ƙararrawa da murdiya. Ee, wannan yana faruwa akan kayan aikin sauti na ƙarshe, kuma iFi NEO iDSD a fili yake a cikin fitattun. Matakin ƙara girman kai na iya samar da sama da 1000mW na ƙarfin fitarwa zuwa 32 ohms.
Ci-gaba na Qualcomm QCC5100 Chipset na Bluetooth yana goyan bayan duk codecs na sauti na zamani. Haka kuma, yana watsa sauti cikin inganci mai inganci, har zuwa 24bit/96kHz. Don sauƙaƙe sarrafawa, na'urar tana sanye take da na'ura mai nisa da kuma nunin OLED dake kan gaban panel. Ta hanyar, ana iya shigar da na'urar a kwance ko a tsaye. Don haka, nunin yana juyawa ta atomatik zuwa yanayin yanayin yanayin da aka zaɓa. Yin aiwatarwa yana da kyau sosai.
Bayani dalla-dalla iFi NEO iDSD
| DAC IC | Saukewa: DSD1793 |
| Amplifier na kunne | A |
| Fitowar wutar lantarki | Har zuwa 3.25V (unBAL), 6.4V (BAL) |
| Mai sarrafa USB | XMOS (16-cores/512KB) |
| Mai karɓar S/PDIF | XMOS |
| Nau'in shiga | USB 2.0/3.0 Nau'in B, S/PDIF: Coax, Na gani |
| Nau'in fitarwa | RCA, XLR |
| Wutar lantarki ta fitarwa (RCA) | 2.2V (kafaffen) |
| Wutar lantarki ta fitarwa (XLR) | 4.4V (kafaffen) |
| PCM goyon baya | 32bit 768kHz (USB), 24bit 96kHz (Bluetooth) |
| goyon bayan DSD | DSD512 (kai tsaye, USB) |
| goyon bayan DXD | 768kHz (gudu biyu) |
| MQA goyon baya | Ee (USB, S/PDIF) |
| goyon bayan ASIO | A |
| Bluetooth | AAC, SBC, aptX, aptX HD, aptX Adafta, aptX LL, LDAC, LHDC/HWA |
| Gina-in-preamplifier | A |
| Goyan bayan sarrafawa mai nisa | Ee (an haɗa na nesa) |
| Питание | Na waje (5V/2.5A) |
| Girma | 214 x 146 x 41mm |
Jerin NEO shine matsakaicin matsakaici daga masana'anta na Burtaniya iFi, tsakanin ƙwararrun jerin PRO da kayan aikin ZEN na kasafin kuɗi. A cikin aikin NEO iDSD, yana yiwuwa a samar da masu son kiɗa tare da tsarin daidaitacce dangane da ingancin sauti da farashi. Inda wani ɓangare na masu amfani za su kasance masu himma ga samfuran iFi har abada, kuma ɗayan ɓangaren zai fahimci wane mataki kamala a cikin sauti zai fara.