I used pro-om standard for 8 years (the same pair of cells for 8 years, and yes, thank you, despite the robustness ortofon manipulation mad) I bought the pro-om q.bert end December and I am very happy ... first of all a unique output level which does not overdo the gain of pramplis, then a definition of its somewhat surprising, although a spectrum quilibrdes low a roundness and warmth more than satisfactory, scratch mode not need to filter a serious death trs sound clean and clear and plain .... prcis but happiness since I have , cell only as good as scratch mix (in addition to its light weight vinyl avoid killing in record time as is the case with the ship of its kind shure m-47 and company are so-called scratch spcial but in my opinion not worth much) in short is a super cell, for my part have APRS moults try different cells, the Ortofon are the best and especially MODEL om version q.bert I rediscovered some discs as I had never heard a word to the wise ...