KR Audio VA910 Mono-block Amplifiers MM phono I concur wholeheartedly with Key's

I concur wholeheartedly with Key's sonic descriptors: "

Installation

we adapted the ULF Bias technology from our state-of-the-art Galileo Ground Block and PowerCell line conditioners

something I've come to associate with Class A electronics versus some other designs

and increase detail and dynamics

KR Audio VA910 Mono-block Amplifiers MM phono I concur wholeheartedly with Key'sVA910 Mono block Amplifiers Mono block tube amplifiers. 160 + 160 Watts RMS Description push pull ultra linear Class AB1 Output Tubes 4x KT120 (per mono block) Output Power 2x 160W RMS (THD = 1%) Frequency Response 10Hz 60KHz ( 3dB 1W 4Ohms) Feedback 7dB Output Impedance 4 8 Ohm Preamplifier solid state with mechanical (reed) relays Driver Stage MOSFET class A Input Sensitivity 0. 75V RMS 47 kOhms Dimensions w x h x d 38. 5 x 24. 5 x 41. 5 cm (each