Voltage measurements Finding lower threshhold Variac reading Multimeter Reading Unit powers on? o 1.2 no 10 30 trash on screens 15 43.8 unit unstable 20 56.8 yes, bad hum from speakers Multimeter reading Transporter reading 59.8 3600 bad hum 70.1 4576 Hum went away 79.9 5632 89.9 6800 99.7 7984 109.7 9248 120.0 10560 130.2 11808 140.1 13040 149.7 5888 relay clicked at approx 148vac, red lights amongst caps on motherboard went out 159.7 6496 170.1 7136 179.6 7744 189.6 8368 200.2 9056 210.0 9696 220.2 10352 229.7 10960 239.8 11600 250.4 12256 ~255.0 ----- unit displays "AC power overload"