Hi Dave,
Very simple set up:
for the Hagen ch1 clip I played through a German Diezel 4x12 RL with V30s, for the VH4 ch2 clip I used a German Diezel 4x12 FL with K100s.
I micd with 1 SM57, perpendicular, right in center of 1 speaker, touching the grill.
Jens