Design: Class A, Zero Feedback, Parallel Single-Ended ArchitectureTubes: 2x 845, 2x 6SN7 - Every unit comes with select NOS tubesBandwidth: 15 Hz - 25 KHz +/- 1.0 dBInput: 1 x RCA (XLR optional)Input impedance: 75 KOhmsInput Sensitivity: 1.25 Volts (balanced version 5 Volts)Gain: 21 dB @ 4 ohm, 24 dB @ 8 ohmOutput Power: 52 WattsSpeaker impedance: 4 - 8 OhmsDimensions: 38.2 x 62.2 X 29.5 cm (WxDxH), excl. feet
the Passion Preamplifier and Passion 845 Amplifier were designed by the legendary Noriyasu Komuro, the author of many Japanese artisanal audio amplifiers over the past 25 years.