A pair of SLM-100s, NOS 40's TungSol JAN CTL/6SN7GT, round plate(drivers), NOS 40's Sylvania JAN CHS/6SN7W, tall bottle(phase splitters), Winged 'C' 6550s(from Kevin- St Petersburg plant), Vampire 5 way binding posts, WBT RCAs, Wonder Wired/Soldered, Hi-Fi Tuning fuses, Zu Bok power cords. Schottky rectifiers are the next step.