Fryette PS-100 Power StationFryette PS 100 Power Station Dual Mode Reactance Amplifier Excellent condition Link to Owners Manual for Power Station PS 100 is at the top and bottom of the product OVERVIEW page in LIME GREEN FEATURES ???? Output: 100W of pure tube power @ 4, 8 and16 ohms. ???? Tubes: One 12AX7; two 6550 (Matched Pair). ???? Power Handling Capacity of Reactive Load (Max continuous): 200W @ 2 4 Ohms; 150W @ 8 Ohms; 200W @16 Ohms ???? Output Impedance: 2 4, 8 or 16