Nobsound® Douk Audio 6J1 Single-ended Class A Tube Headphone Amplifier Hifi Pre-amplifier
Parameters: Input impedance: 47k Output Impedance: 32-300 Ohm 32 ohm load output voltage and output power: 3.3v, 500 mw 150 ohm load output voltage and output power: 6…
Douk Audio 2P2+VMOS Class A Hybrid Tube Amp Headphone Amplifier USB DAC HiFi Pre-Amplifier
Technical parameters: Amplifier Type: Tube + VMOS Class A Output power: > 500mW Frequency response: 20Hz-35KHz Headphone Impedance: 32Ω-300Ω SNR: > 90dB Tube: 2P2J (can replaced by Soviet…