ESS ES9038PRO
Hi-Res Audio anbd Hi-Res Audio Wireless
Bluetooth 5.1 support LDAC Transmission
<0.00006% THD+N
USB Support up to DSD512 & PCM768kHz
Built-in NFCA headphone amp
RCA & XLR Output
Remote Control
RCA | XLR | |
THD+N@1kHz (A-wt) | <0.00008% | <0.00006% |
THD @20-20kHz 90kBw | <0.0008% | <0.0003% |
SNR@1kHz (A-wt) | 127dB | 133dB |
Dynamic range @1kHz (A-wt) | 127dB | 133dB |
Frequency Response | 20Hz-20kHz (+0.1dB) 20Hz-40kHz (+0.3dB) |
20Hz-20kHz (+0.1dB) 20Hz-40kHz (+0.3dB) |
Output Level | 2.1Vrms@0dBFS | 4.2Vrms@0dBFS |
Noise@A-wt | <1.0uVrms | <1.0uVrms |
Channel Crosstalk | -126dB@1kHz | -139dB @1kHz |
Channel Balance | 0.3 dB | 0.3 dB |
Output Impedance | 100Ω | 100Ω |
DX7 Pro+ Headphone Amplifier specifications (USB In@96kHz) |
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6.35mm headphone jack | 4-PIN-XLR headphone jack | |
THD N @1kHz (A-wt) | <0.00009% @Output=150mW (32Ω) <0.00007% @Output=15mW (300Ω) |
<0.00009% @Output=150mW (32Ω) <0.00007% @Output=15mW (300Ω) |
THD @20-20kHz 90KBWN | <0.00060% @Output=150mW (32Ω) <0.00040% @Output=15mW (300Ω) |
<0.00060% @Output=150mW (32Ω) <0.00040% @Output=15mW (300Ω) |
SNR @MAX OUT 1kHz (A-wt) | 127dB@1kHz | 127dB@1kHz |
Dynamic Range @1kHz (A-wt) | 127dB@1kHz | 127dB@1kHz |
Frequency Response | 20Hz-20kHz (+0.1dB) 20Hz-40kHz (+0.3dB) |
20Hz-20kHz (+0.1dB) 20Hz-40kHz (+0.3dB) |
Output Level | 6.2Vpp@G=L 27.8Vpp @G=H |
6.2Vpp@G=L 27.8Vpp @G=H |
Noise@A-wt | <1.4uVrms@G=L <2.5uVrms @G=H |
<1.2uVrms @G=L <2.5uVrms @G=H |
Channel Crosstalk | -120dB@1kHz | -120dB@1kHz |
Gain | G=L6.9dB (Vrms/FS) G=H 20dB (Vrms/FS) |
G=L6.9dB (Vrms/FS) G=H 20dB (Vrms/FS) |
Channel Balance | 0.3 dB | 0.3 dB |
Output Impedance | <0.10 | <0.10 |
Output Power | 1900mW x2@320 THD+N<1% 1350mW x2@640 THD+N<1% 320mWx 2@3000 THD+N<1% |
1900mW x2@320 THD+N<1% 1350mW x2@640 THD+N<1% 320mWx 2@3000 THD+N<1% |
Load Impedance | >8Ω | >8Ω |