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  • ESS ES9038Q2M Quad
  • Next Generation Advanced AMP Technology
  • Up to 32bit 768kHz / Native DSD512
  • ESS Audio Block
General Specifications
Product Name SEM3
Model PAP13
Body Material Aluminium, Stainless Steel, Polycarbonate
Body Colour Moon Silver
Sample Rate

PCM : 8kHz ~ 768kHz (8/16/24/32bits per Sample)

DSD Native: DSD64(1bit 2.8MHz), Stereo / DSD128(1bit 5.6MHz), Stereo

DSD256(1bit 11.2MHz), Stereo / DSD512(1bit 22.4MHz), Stereo

Outputs Unbalanced Out (3.5mm)
Balanced Out (2.5mm, only 4-pole supported)
Balanced Out (4.4mm, only 5-pole supported)
Output Level [Normal Gain] Unbalanced 2Vrms / Balanced 4Vrms (Condition No Load)
[High Gain] Unbalanced 3Vrms / Balanced 6Vrms (Condition No Load)

ESS ES9038Q2M x 4(Quad DAC)


Support up to 32bit / 768kHz Bit-to-Bit playback


3.03"(77mm)[W] x 2.99"(76mm)[H] x 0.78"(19.9mm)[D]


2.82oz (87g)

Operating Temperature 0°C- + 40°C (32°F - 104°F)
Playback Time

about 13hours (FLAC, 16bit, 44.1kHz, Vol.50, LCD Off)

Audio Specifications
Frequency Response ±0.05dB (Condition : 20Hz-20kHz) Unbalanced
±0.068dB (Condition : 20Hz-20kHz) Balanced
±0.05dB (Condition : 20Hz-70kHz) Unbalanced /
±0.068dB (Condition : 20Hz-70kHz) Balanced
Signal to Noise Ratio [Normal Gain] 121dB @ 1kHz, Unbalanced / 123dB @ 1kHz, Balanced
[High Gain] 124dB @ 1kHz, Unbalanced / 126dB @ 1kHz, Balanced
Crosstalk [Normal Gain] -138dB @ 1kHz, Unbalanced / -143dB @ 1kHz, Balanced
[High Gain] -138dB @ 1kHz, Unbalanced / -145dB @ 1kHz, Balanced
THD+N [Normal Gain] 0.0005% @ 1kHz, Unbalanced / 0.0004% @ 1kHz, Balanced
[High Gain] 0.0007% @ 1kHz, Unbalanced / 0.0006% @ 1kHz, Balanced
IMD SMPTE 0.0007%, 800Hz 10kHz (4:1), Unbalanced / 0.0008%, 800Hz 10kHz (4:1), Balanced
Output Impedance 3.5mm (1ohm) / 2.5mm (1.5ohm) / 4.4mm (1.5ohm)

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