這價位..這規格不錯也... MODI DAC Specifications Sampling Rates: 16/44.1 to 24/96, including 24/88.2 Frequency Response: 20Hz-20Khz, -0.1db Output Level, Maximum: 1.5V RMS THD: Less than 0.004%, 20Hz-20KHz, at 1.6V RMS IMD: Less than 0.006%, CCIR SNR: More than 100db, unweighted, referenced to 1V RMS Crosstalk: -80dB, 20-20kHz Output Impedance: 75 ohms Power Supply: USB powered, 120mA draw Size: 5 x 3.5 x 1.25” Weight: 1 lb
MAGNI AMP Specifications Frequency Response: 20Hz-20Khz, -0.1db, 2Hz-200KHz, -3dB Maximum Power, 32 ohms: 1.2W Maximum Power, 50 ohms: 1.0W Maximum Power, 300 ohms: 260mW Maximum Power, 600 ohms: 130mW THD: Less than 0.005%, 20Hz-20KHz, at 1V RMS IMD: Less than 0.007%, CCIR SNR: Greater than 100db, unweighted, referenced to 1V RMS Crosstalk: -70dB, 20 Hz-20KHz Output Impedance: Less than 0.1 ohms Gain: 5 (14db) Topology: Fully discrete FET/bipolar, Class AB, DC coupled throughout Protection: standard failsafe DC power input and muting relay Power Supply: “wall wart” style 16VAC transformer, regulated +/- 15V rails Power Consumption: 4W Size: 5 x 3.5 x 1.25” Weight: 1 lb