X20

From Geekworm
Jump to navigation Jump to search


Product Overview

For Use With

Raspberry Pi 1 Model B+/ 2 Model B / 3 Model B

Operating System

VOLUMIO, MOODE

X20-DAC BOARD

Key Features

ESS Technology flagship DAC cipset (ES9028Q2M) for best sound quality

129dB DNR -120dB THD+N

32bit/384kHz Bit to Bit Playback & Native DSD Playback (Use with our XMOS I2S module)

JRC MUSES8920 high quality Audio J-FET input dual OP AMP

Ultralow phase noise 100MHz HiFi TCXO

Texas Instruments ultra-low-noise voltage regulator

Dedicated individual DVCC, AVCCL, AVCCR, Oscillator 3.3V power supply

Selected high quality components (WIMA Film capacitor, Panasonic low ESR aluminum electrolytic capacitor, Gold-plated RCA connectors etc)

Can connect to our XMOS USB-to-I2S module directly

Can be used individually with only 3 wire I2S signal connected from other i2s interface

All dual OPAMP in single dip8 package IC can be used

High performance and compact Raspberry Pi DAC solution for everyone

Specification

Power supply: +5Vdc ±5%, +15Vdc ±5%, -15Vdc ±5%

Analog audio output level: 2V RMS

Resolution/Sampling Rate: Up to 24bit / 192KHz (Raspberry Pi I2S);Up to 32bit / 384KHz (Use with XMOS USB to I2S board);DSD64 /DSD128 (Use with XMOS USB to I2S board)

PCBA size : 101.5 x 56mm x 34.5mm, PCB size : 85 x 56mm

X10-PWR POWER SUPPLY BOARD

Key Features

Fully regulated linear power supply board for X10 / X20 series DAC

Texas Instruments ultralow noise TPS7A470x regulator

Four individual 5.2V/ 5.0V/-15V/+15V to power the Raspberry Pi (1), DAC chipset and OPA

High performance ELNA and Nichicon Audio Purpose Capacitors

For use with R-core transformer

Specification

Input rating : 6VAC ±5% 2.5A, 6VAC ±5% 0.5A, 15VAC ±5% 0.55A, 15VAC ±5% 0.55A

Output voltage:5Vdc ±5% 2.5A, 5Vdc ±5% 0.5A, +15Vdc ±5% 0.5A, -15Vdc ±5% 0.5A

PCBA size : 85mm x 56mm x 50.5mm, PCB size : 85 x 56mm

Notes

Low voltage indicator might show up during boot, it does not affect audio performance.

WARNING:

DO NOT APPLY POWER TO YOUR RASPBERRY PI VIA THE PI's MICRO USB SOCKET.

X10-RTR R-CORE TRANSFERMER

Key Features

For use with X10-PWR power supply board

High quality 35W R-core transformer

Equipped with AC voltage selector switch convenient to select 115/230Vac input

Lighted power switch

Equipped with detachable power cord

Full aluminum chassis

Specification

Input : AC110 / 230V ~50 / 60Hz

Output: 6VAC ±5% 2.5A, 6VAC ±5% 0.5A, 15VAC ±5% 0.55A, 15VAC ±5% 0.55A

Size 118m x 93mm x 59mm

X10-I2S BOARD XMOS USB TO I2S / SPDIF / Coaxial

Key Features

The XMOS xCORE-AUDIO Hi-Res family of parts

Deliver precise output with low noise/distortion for soothing, high-quality sound

Ideal HiFi audio solution for Raspberry Pi

Streamed through Raspberry Pi to I2S, DSD and/or S/PDIF interfaces

PCM up to 32bit /384 KHz sample rates

Native DSD, DoP64 and DoP128

Up to 192 kHz, 16/24 bit resolution S/PDIF output

Asynchronous Isochronous transfer from Raspberry Pi

Multiple OS support (Volumio, Moode Audio Player, Windows, Android etc)

SiTime SiT8208 ultra performance oscillator

Texas Instruments ultra-low-noise voltage regulator

Specification

Power supply: +5Vdc +/-5%

CODEC: I2S 16, 24, or 32 bit PCM, DSD64 and DSD128

PCM sample rates : 44.1, 48, 88.2, 96, 176.4, 192, 352.8, 384KHz

Optional S/PDIF output : Up to 192 KHz; 16/24 bit resolution

PCBA size : 101.5 x 56mm x 34.5mm, PCB size : 85 x 56mm

'X10-HPAMP HiFi Headphone Amplifier (Optional Accessories)

Key Features

Uses TI TPA6120A2 as headphone chip

SNR of 128dB A-Weighted and THD of 112.5dB

Current-Feedback Architecture

The best class AB high fidelity headphone amplifier for diyer to enjoy

Original ALPS RK27 potentiometer

0.1% low noise thin film resister

6.35mm and 3.5mm earphone output jack

Specification

Power supply: +15Vdc ±5%, -15Vdc ±5%

Output power: 150MW /250, 300MW /120, 1000MW /32

Frequency response: 20hz-30khz

PCBA size : 124mm x 56mm x 37.5mm, PCB size : 85 x 56mm

Document