I used the #39 straight into (no preamp) an Audio Research VT-100 Mk-III (Audio Artistry Dvorak speakers).
I much prefered the sound of the Rega Apollo into a BAT VK-300 SE (Thiel 1.6 speakers).
I much prefered the sound of the Rega Apollo into a BAT VK-300 SE (Thiel 1.6 speakers).