This test compared tubes using using Sagas rather than Freyas, but I thought it was interesting: https://audio-head.com/double-blind-a-b-schiit-shootout-tubes/
Schiit Freya + tube rolling
I’m really enjoying my freya+, I’d like to get into tube rolling. It comes with 6sN7 but I believe it can host a variety of others. Is anyone having sexy results with aftermarket tubes?
Bluesound node 2i > Gungnir MULTIBIT> Freya+ > Accuphase p-250 amp> ascend acoustic Sierra2ex
Bluesound node 2i > Gungnir MULTIBIT> Freya+ > Accuphase p-250 amp> ascend acoustic Sierra2ex