Bravo Audio V1 Tube Driven Headphone Amplifier

Input power: DC24V. Input sensitivity: 100mV. Input impedance: 100KOhm. Output impedance: 20~600 Ohm. Gain: 30dB. Frequency response: 10Hz-60KHz +/- 0.25dB. Signal/noise ratio: >90dB . Dynamic range: 84.6dBA(300 ohm)…