I owned the PrimaLuna HP with EL34's and to my ear the LM 845ia is warmer and has more tube bloom...the music feeling more palpable.
And yes, the Harbeths aren't rated as all that efficient. Still they seem to drive my LM without any problem.
And yes, the Harbeths aren't rated as all that efficient. Still they seem to drive my LM without any problem.