Något intressant kanske? Specarna är imponerande.
https://www.khadas.com/tone
Multicore MCU – XMOS XU208-128-QF48 with 8x xCORE-200 cores up to 500 MIPS
DAC – ES9038Q2M 32-Bit Stereo Mobile Audio DAC
THD+N – ≤ 0.000337% @1KHz
SNR – ≥ 120dB @ 10Hz~20KHz
DNR – ≥ 120dB @ 10Hz~20KHz
Crosstalk – ≥ 127dB @ 10Hz~20KHz
Frequency Response – ±0.08 dB @ 10Hz~20KHz
Sampling Frequency
PCM: Up to 768KHz @ 32bit
DSD: Up to DSD256 @ 1bit
Clock Jitter
Reference Clock Jitter < 3ps
Data Clock Jitter < 30 ps
Audio Formats – APE2, FLAC, OGG, WAV, ACC, ALAC, MP3, WMA…
Line Out – 1x Red RCA for Right, 1 x White RCA for Left
S/PDIF – IN – Up to 192KHz
S/PDIF OUT – Yes
FPC Connectors
30-pin 0.5mm pitch for 8 channels extension
10-Pin 0.5mm pitch for VIMs I2S extension
10-Pin 0.5mm pitch for OLED display
Expansion headers
40-pin 2.54mm pitch female header
20-pin 2.54mm pitch female header
Indicator – 1x White LED
Power – 5V/500mA via USB type C port
Mounting Holes – 5x M2 size
Dimensions – 82.0 x 74.5 x 24.0 mm
Finns att köpa för 99usd
https://www.geekbuying.com/item/Khadas-Tone-Board-Generic-Edition-398087.html?source=ShareAsale