Keces Audio

S3DAC Headphone Amplifier & Preamplifier

577x470 S4
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Digital Input

COAXIAL PCM support up to 16-24Bit /44.1kHz、48kHz、88.2kHz、96kHz、176.4kHz、192kHz. DSD support up to DSD64 (DoP).
OPTICAL PCM support up to 16-24Bit /44.1kHz、48kHz、88.2kHz、96kHz、176.4kHz、192kHz. DSD support up to DSD64 (DoP).
USB PCM support up to 16-32Bit/44.1kHz、48kHz、88.2kHz、96kHz、176.4kHz、192kHz、352.8kHz、384kHz. DSD support up to DSD64(DoP)/DSD128 (DoP) DSD64/DSD128/DSD256 (ASIO Native)

Analog Input

XLR

Input Impedance: 47k Ω.
Max Input Level: 10Vrms.
Input/Output Gain: 0dB

RCA

Input Impedance: 47k Ω.
Max Input Level: 5Vrms.
Input/Output Gain: 0dB

Analog Output

XLR

SNR: >-122dB 20Hz-20kHz A-Weighting.
THD+N: <0.0004% at 1kHz A-Weighting.
Frequency Response: 20Hz-20kHz(+0dB/-0.09dB).
Channel Crosstalk: >-124dB@1kHz.
XLR output: 0-4Vrms Adjustable at 0dBFS.

RCA

SNR: >-119dB 20Hz-20kHz A-Weighting.
THD+N: <0.0007% at 1kHz A-Weighting.
Frequency Response: 20Hz-20kHz (+0dB/-0.03dB).
Channel Crosstalk: >-122dB@1kHz.
RCA output: 0-2Vrms Adjustable at 0dBFS.

Headphone Output

XLR_4PIN

SNR: >-120db 20Hz-20kHz A-Weighting.
THD+N: <0.00115% at 1kHz A-Weighting at 300ohms 100mW.
Frequency Response: 20Hz-20kHz (+0dB/-0.09dB).
Output Impedance: 0.6ohms.
Output Power: 2000mW at 32ohms at THD+N=0.1%.
                        1200mW at 300ohms at THD+N=0.1%.
                        650mW at 600ohms at THD+N=0.1%.

6.35mm

SNR: >-108db 20Hz-20kHz A-Weighting.
THD+N: <0.0015% at 1kHz A-Weighting at 300ohms 100mW.
Frequency Response: 20Hz-20kHz (+0dB/-0.09dB).
Output Impedance: 0.6ohms.
Output Power: 1200mW at 32ohms at THD+N=0.1%.
                        350mW at 300ohms at THD+N=0.1%.
                        175mW at 600ohms at THD+N=0.1%.

 

AC Input Voltage

110V-120V, 60Hz / 220V-240V, 50Hz (Switchable)

Power Consumption 30 Watts
Casing 4mm Aluminum
Dimension (WxDxH) 300x220x66mm
Weight

 4KG

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