The 601 had DSP RIAA EQ 30 years ago...... Probably the last era when it made any sense to put a turntable in front of a digital system. My TT went in the loft the day a 565 severed the analogue chain between source and my speakers.

Lounge: G61RSL, DSP3200, DSP3300, DSW, HD621+Vertex2, SBT, Kef Ci160.
Office: DSP33, D1500, SBT
Archive: 568.2m, 562v3, 562v, DSP3100