Scm hi, I manufacture the Lightspeed Attenuator, looking at your PS Audio phono stage there is no problem feeding into the Lightspeed,being solid state with gain switchability.
Also your Rogue Audio poweramp is high input impedance this is also a great match for the Lightspeed Attenuator.
Cheers George
Also your Rogue Audio poweramp is high input impedance this is also a great match for the Lightspeed Attenuator.
Cheers George

