PCM1794 High Configuration Version DAC PCM2706 USB Module

PCM1794 High Configuration Version DAC PCM2706 USB Module

Description:
- Dimension: 145*54*252mm
- Board thickness: 8mm
- Coaxial optical fiber max 24BIT/176.4K, USB 48K

Features:
- Adopting R shape transfomer to supply power, board power has four groups, supply power seperately for each circuit unit(Transormer is upgraded as loop transformer of high quality)
- USB adopts PCM2706 module+74HC157
- Receiver is wm8805
- The core chooses the most expensive PCM1794, same performance as PCM1792
- Analog dynamic range: 132db(9 V RMS, Mono) 129 dB(4.5 V RMS, Stereo)127dB (2 V RMS, Stereo)− THD+N:0.0004%
- Gold plated IC base
- Japan ELNA capcitor, Germany 104, fever Philip BC capacitor 2200UF/25V
- Simens film capacitor
- Two 12.000 active crystal oscillator
- Output RCAand coaxial RCA, adopting gold plated high grade RCA,
- Digital is separated strictly with analog
- 317 337 can provide power for operational amp
- PCM1794 left and right channel adopts LM317 to supply power
- Digital power supply adopts LM317 stabilization, AMS1117 3.3
- Main resistor adopting VISHAY resisitor

Specs:
- Receiving format: max can reach 176.4kHz/24Bit ,USB=48kHz/16Bit
- Analog output interface: unbalanced output group (RCA)
- Digital receving interface: USB, coaxial, optical fiber
- S/N ratio: >100dB
- Responsing frequency: 20-20khz
- Filter distortion: <0.0027%
- Dynamic range: >116dB
- Using power supply: 220W/50Hz
- Material: aluminum alloy
- Dimension: 145*54*252mm
- Gross weight: 2.3kg