VTL ST-150:

Vacuum Tube Complement 8 x 6550, 2 x 12AT7, 2 x 12BH7
Output power
Tetrode: 120W, Triode: 60W
20Hz – 20kHz <3% THD Into 5Ω
Input sensitivity @ 150W 100V = 0.880V; 120/240 = 1.0V
input impedance 130KΩ
Output Load Range 2Ω – 8Ω
S/N Ratio -95dB, 120Hz
Power Consumption Idle = 240W, Full Power = 800W
Primary Mains Fuse Rating 100V = 15A Ceramic Slo Blo, 120V = 15A Ceramic Slo Blo, 220/240V = 8A Ceramic Slo Blo
B+ Fuse Rating 1A fast acting ceramic 600V
Dimensions W x D x H 19 x 12 x 9 inches (48 x 30 x 23 cm)
Weight 85lbs (38.6Kg), 110lb (50Kg) packed