07-Nov-2017, 23:02
Sounds like a warp frequency problem, that can produce low frequencys at high level, ensure your arm and cartridge are correct and compatible. 1973 will filter this out, if it does not sound bass light use it till you work out what's wrong.
Roon, Rega P9 + Dynavector XX2Mk2 > 440 Pro > Sonus Faber Guarneri Evolution