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Astell&Kern SE180 SEM4 Module (AK4493SEQx2)

Astell&Kern SE180 SEM4 Module (AK4493SEQx2)

HK$3,480.00
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Description

SE180解碼模組-SEM4 (AK4493SEQx2)

作為Astell&Kern年度最高性價比播放器,A&futura SE180迎來系列第四款可換式解碼模組SEM4,為你的日常音樂享受增添更多可能性。
 
最高支援PCM 32Bit/768kHz及DSD512播放,最高輸出達6Vrms,更同樣配備Astell&Kern自家專利調音晶片TERATON ALPHA,令聲音更潔淨純粹。SEM4採用雙AK4493SEQ解碼芯片,為模組解碼及音訊處理能力增添更高寬容度。

SEM4亦為首款加入Astell&Kern全新技術「Digital Audio Remaster (DAR)」之解碼模組,透過將所接收之音樂檔案進行升頻處理,最高支援升頻達384kHz/DSD256,令用家可輕易解放音樂更多聲音細節,享受更原汁原味而仔細的高清音樂。

SEM4 for SE180
機身物料
Aluminum, Stainless Steel, Polycarbonate
取樣率
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
輸出
Unbalanced Out (3.5mm), Balanced Out (2.5mm, only 4-pole supported / 4.4mm, only 5-pole supported)
輸出功率
[Normal Gain] Unbalanced 2Vrms / Balanced 4Vrms (Condition No Load)
[High Gain] Unbalanced 3Vrms / Balanced 6Vrms (Condition No Load)
數碼模擬轉換器
AKM AK4493SEQ x 2 (Dual DAC)
解碼支援
Support up to 32bit / 768kHz Bit-to-Bit playback
尺寸
3.03"(77mm)[W] x 2.99"(76mm)[H] x 0.78"(19.9mm)[D]
重量
3.17oz (90g)
運作溫度
0℃ ~ + 40℃ (32℉~ 104℉)
播放時間
about 14hours (FLAC, 16bit, 44.1kHz, Vol.50, LCD Off)
頻率響應
±0.09dB (Condition : 20Hz~20kHz) Unbalanced / ±0.04dB (Condition : 20Hz~20kHz) Balanced
±0.65dB (Condition : 20Hz~70kHz) Unbalanced / ±0.65dB (Condition : 20Hz~70kHz) Balanced
訊噪比
[Normal Gain] 121dB @ 1kHz, Unbalanced / 121dB @ 1kHz, Balanced
[High Gain] 125dB @ 1kHz, Unbalanced / 125dB @ 1kHz, Balanced
串擾
Normal Gain] -134dB @ 1kHz, Unbalanced / -138dB @ 1kHz, Balanced
[High Gain] -135dB @ 1kHz, Unbalanced / -143dB @ 1kHz, Balanced
總諧波失真
[Normal Gain] 0.0003% @ 1kHz, Unbalanced / 0.0004% @ 1kHz, Balanced
[High Gain] 0.0005% @ 1kHz, Unbalanced / 0.0006% @ 1kHz, Balanced
交互調變失真
0.0003%, 800Hz 10kHz (4:1), Unbalanced / 0.0003%, 800Hz 10kHz (4:1), Balanced
輸出阻抗
3.5mm (1ohm) / 2.5mm (1.5ohm) / 4.4mm (1.5ohm)

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