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SEM2

Dual DAC module

Dual DAC module compatible with the A&Futura SE180 player only
Features dual AKM AK4497EQ DACs
Support for high-resolution audio playback up to native DSD512 and 32bit/768kHz
Supports unbalanced 3.5mm and balanced 2.5mm/4.4mm headphone connections
Robust aluminium, stainless steel and polycarbonate housing

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£319.00

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Dual DAC module

The A&futura SE180 digital audio player allows music fans to customise their sound with different audio-flavoured DAC modules to find the hi-fi-grade sonics that suit

Shape your sound

The SEM2 Asahi Kasei AK4497EQ Dual DAC will is the first in a series of optional modules available for the A&futura SE180 digital audio player. This DAC possesses the ability to play high resolution audio files up to 32-bit/768kHz PCM and native DSD512, so music fans can enjoy studio-grade sounds as the artist intended.

Hand-pick your headphone

The SEM2 DAC module supports 2.5mm, 3.5mm and 4.4mm headphones connections for accommodating and driving a greater variety of headphones and in-ear monitors (IEM).

Included in the box

1x SEM2 AKM AK4497EQ x2 (Dual DAC)

General Specifications

Model

SEM2 DAC module

Body Color

Moon Silver

Body Material

Aluminum

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

Output Level

[Normal Gain] Unbalanced 2Vrms / Balanced 4Vrms (Condition No Load)
[High Gain] Unbalanced 3Vrms / Balanced 6Vrms (Condition No Load)

DAC

AKM AK4497EQ x2 (Dual DAC)

Decoding

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

Outputs

Unbalanced Out (3.5mm)
Balanced Out (2.5mm, only 4-pole supported / 4.4m, only 5-pole supported)

Dimensions

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

Weight

100g

Audio Performance

Frequency Response

±0.07dB (Condition: 20Hz~20kHz) Unbalanced /
±0.06dB (Condition: 20Hz~20kHz) Balanced
±0.68dB (Condition: 20Hz~70kHz) Unbalanced /
±0.67dB (Condition: 20Hz~70kHz) Balanced

Signal to Noise Ratio

[Normal Gain] 122dB @ 1kHz, Unbalanced / 124dB @ 1kHz, Balanced
[High Gain] 125dB @ 1kHz, Unbalanced / 127dB @ 1kHz, Balanced

Crosstalk

[Normal Gain] -138dB @ 1kHz, Unbalanced / -145dB @ 1kHz, Balanced
[High Gain] -138dB @ 1kHz, Unbalanced / -147dB @ 1kHz, Balanced

THD+N

[Normal Gain] 0.0006% @ 1kHz, Unbalanced / 0.0005% @ 1kHz, Balanced
[High Gain] 0.0008% @ 1kHz, Unbalanced / 0.0006% @ 1kHz, Balanced

IMD SMPTE

0.0002%, 800Hz 10kHz (4:1), Unbalanced / 0.0002%, 800Hz 10kHz (4:1), Balanced

Output Impedance

Output Impedance: 3.5mm (1ohm) / 2.5mm (1.5ohm) / 4.4mm (1.5ohm)