70W monster (235W used). Nothing actually wrong, dirty inputs? Sean plugging amp vol out into phono no doubt...
22,000uF Caps!!
Some odd small signals on the RIAA outs compared to 3+ bigger amp in, but still works on all inputs.

+/-50V DC rails

Power out x10 probes = 70Vpp. RMS = 24.748737342
612.5- / 8 OHM = 76.5625W per channel RMS. Spec = 70W Per Chan stereo, 1/2 again for remotes.

