技術規格:
芯片組:和弦電子定制編碼Xilinx Artix 7(XC7A15T)FPGA
水龍頭長度: 49,152
脈衝陣列: 10元素脈衝陣列設計
頻率響應: 20Hz – 20kHz +/- 0.2dB
輸出階段: A級
輸出阻抗: 0.025Ω
THD: <0.0001%1kHz 3v RMS300Ω
THD和3V RMS時的噪聲: 1kHz時為120dB,300ohms’A’(參考5.3v)
噪音2.6 uV’A’加權:無可測量的噪聲本底調製
信噪比: 126dB’A’加權
通道分離: 135kHz,1kHz300Ω
功率輸出@ 1kHz 1%THD: 94mW300Ω
740mW33Ω
1050mW8Ω
重量: 450g
尺寸: 130mm(長)×100mm(寬)×21mm(高)
盒裝尺寸: 220mm(長)×122mm(寬)×85mm(H)
一般說明 | 數模轉換器 |
DAC | ESS Sabre32參考ES9018K2M |
採樣率 | 光學,同軸:192kHz; USB:384kHz DSD64,DSD128,DSD256 |
數字輸入 | 同軸,光學,USB micro-B PC / Android, USB-A for iOS,藍牙 |
數字輸出 | 同軸,光學 |
輸出電壓 | 5Vrms±0.1 |
頻率響應 | 20Hz〜20KHz(±0.2dB) |
信噪比 | 115dB(A加權) |
電池 | 鋰離子型DC 3.7V 5000mAh |
播放時間 | 長達7小時 |
尺寸(mm) | 34mm x 136mm x 178mm |
Inputs:
1x Micro USB 768kHz/32-bit Capable Input
1x 3.5mm Jack Coaxial 768kHz/32-bit Capable Input
1x Optical TOSLINK 192kHz/24-bit Capable Input
1x 1amp Micro USB Charging Port Input
Output:
2x 3.5mm Headphone Jacks
Technical Specs:
Output Power @ 1kHz – 600Ω 35mW
Output Power @ 1kHz – 8Ω 720mW
Output Impedance: 75mOhms
Dynamic Range: 125dB
THD @ 3v: 0.00017%
Weight: 180g (0.4lbs)
Dimensions: 82mm (l) x 60mm (w) x 22mm (h)
輸入端子:USB Type A(iPod)、micro USB(PC)
輸出端子:3.5mm headphone/optical
續航時間:6小時
體積:133.5×67.8x25mm
♦ DAC芯片:CS43198 x2
♦ 解碼:24bit/192kHz PCM、DSD
♦ 輸出功率:3.1Vrms (非平衡,零負載),3.4Vrms (平衡,零負載)
♦ 輸出端子:3.5mm耳機、2.5mm平衡耳機
♦ 儲存:內置32GB (支援兩張高達256GB micro SDXC卡)
♦ 續航時間:11小時
♦ 其他功能:USB Audio
♦ 體積:72x112x18mm
♦ 重量:190g
顏色:幽翠綠
顯示屏:3.97“寸WVGA 800 * 480 IPS觸摸屏0.87”OLED肩屏
音頻格式:DFF,DSF,WAV,FLAC,WMA,MP3,OGG,APE(僅國內),ISO(僅國內)
採樣率:最高支持到PCM 8kHz – 384kHz(每個採樣8/16/24/32位)DSD64 – DSD512(2.8MHZ – 22.5792MHz)
PEQ:支持31段7段(專業模式)
輸出電平:非平衡2.1Vrms平衡4.2Vrms
DAC芯片:2 x ColorflyAlpha α
USB DAC:支持
耳機接口:3.5毫米(單端+光纖)/2.5mm(平衡)
最大輸出功率130mW
本機內存:64GB
TF卡:256GB(MAX)
無線通訊:802.11b/ g / n的(2.4GHz的)
藍牙:V4.0(A2DP,AVRCP)
尺寸:110×66×14毫米
USB接口:TYPE-C
電池容量:3300mAh的
THD + N @ 600RZ -110dB(0.0005%)
iFi nano iDSD BL
型式:隨身型USB DAC耳擴
耳機輸出功率:285mW x2
動態範圍:> 109dB(A) @ 3v (Direct)、> 107dB(A) @ 0.5V (iEMatch)
總諧波失真:< 0.005%
聲道分離度:> 79dB @ 600Ω Load (Direct)、> 79dB @ 15Ω Load (Direct)
輸入:USB 2.0 TypeA OTG(具備iPurifier技術)
輸出:3.5mm line out x1、3.5mm Direct x1、3.5mm iEMacth x1
數位濾波:Listen/Measure
支援高解析解碼:PCM 384、DSD256、DXD384/352.8、MQA
尺寸:96 x 64 x 25.5mm(LxWxH)
重量:139g
Specifications
soundKey
輸入:Micro USB
輸出:3.5mm
支援最高取樣率:24bit/96kHz
輸出電壓:1.7Vrms
頻率響應:12Hz 至 45kHz
體積:53.42 × 23.56 × 7.8mm
重量:19g
aptXHD,Bluetooth 5,2.5mm Balanced,3.5mm output,USB DAC
Output RMS Power
3.5mm Unbalanced: 1.1 V
2.5mm Balanced: 2.2 V
SNR* (1KHz, 20KHz AES17)
3.5mm Unbalanced: 109dB (+2.8dBu)
2.5mm Balanced: 110dB (+8.8dBu)
Output Impedance : 0.5~1 ohm
Bluetooth Range : 10 meter
THD+N* (1KHz, 20KHz AES17)
3.5mm Unbalanced: 0.0022%
2.5mm Balanced: 0.0014%
*SNR and THD+N measured in USB DAC mode
Gain | +3dB |
Maximum output power | 350mW (32ohm) |
SNR | -111db |
THD+N | 0.02% |
Frequency range | 10hz-50khz |
Net weight | 165g |
Size | 120x57x16.5mm |
Gain | +3dB |
Maximum output power | 350mW (32ohm) |
SNR | -111db |
THD+N | 0.02% |
Frequency range | 10hz-50khz |
Net weight | 165g |
Size | 120x57x16.5mm |
Formats supported | DSD256/128/64, Octa/Quad/Double/Single-Speed DSD DXD(384/352.8kHz), PCM(384/352.8/192/176.4/96/88.2/48/44.1kHz) MQA |
Digital Inputs | USB 3.0 type ’A’ High-Speed Asynchronous USB 2.0, (32bit/384kHz) |
Headphone Outputs | Balanced 4.4mm Single-Ended S-Balanced 3.5mm |
Power Output | 2.0V/400 mW @ 16 Ohm |
Battery | Lithium-polymer 2200mAh |
Power System | Charging via USB-C, BC V1.2 compliant up to 1000mA charging current |
Power (max) | <2W idle, 4W max |
Dimensions | 102(l) x 70(w) x 14(h) mm |
Weight | 125g (0.28 lbs) |
Frequency Response | + / – 1dB – 5Hz – 160 kHz (tested at 300 ohm) |
Maximum Output | 10 V Peak to Peak |
THD+N | 0.001% @ f = 1 kHz |
Input Impedance | 50k Ω |
Output Impedance | <1 Ω |
RMS power per channel | both channels driven |
Output Power – Balanced | 80 mW into 32 ohms 105 mW into 50 ohms 210 mW into 300 ohms 80 mW into 600 ohms |
Output Power – Unbalanced | 105 mW into 32 ohms 130 mW into 50 ohms 52 mW into 300 ohms 26 mW into 600 ohms |
Battery | 3400 mAh Lithium-Ion (Sanyo UR18500F) |
Battery Play Time | Min. 15 hours (Amplifier) / Min. 7 hours (Amplifier + DAC) |
Battery Recharge Time | 3 hours |