Modifying a Technics SL-D2 Turntable to play 78rpm Records. It took some 18 gauge wire, a 56K resistor and a DPDT switch so that I could switch back and forth between 45rpm and 78rpm. It all worked like a charm and the first 78 to play on my newly modded turntable? Bobby Darin, one of my favorite performers of all time...