I find myself I have the great 5000 just below the deck and I find it great since the 6000's more his thing a little toy I have a pair of 2.2kg is WIDELY ENOUGH I see what it gives 4.5 ... more my pitch up to 20 more I ride no more than 5 people the same amount to 10 so 50 I do not see too much function linters lol i reverse quartz is the only thing that IS NOT the brake and the automatic start but personally I do Manuel and his works just as well I felt a pair of Technics and Ortofon celula and I find that the must EST 5000