1976 JSC Evaluation Of SPS Vol2

TABLE IV-APP-1 (Cont'd_ AMPLITRONS USED AS BASELINE. OPERATION FREQ. 2.45 GHZ 0.33 KG/KW, 18 $/KW 85% OPERATING EFFICIENCY 20 KV DC INPUT 5 KW OUTPUT/TUBE APPROX. 1.5 X 106 TUBES PASSIVE COOLING OF AMPLITRONS 2.4 X 106 KG AMPLITRON WT. AMPLITRONS USED AS BASELINE. OPERATION FREQ. 2.45 GHZ 88% OPERATING EFFICIENCY 25 KV DC INPUT APPROX. 3.0 X 106 TUBES 4.68 X 106 KG AMPLITRON WT. 0.5 MM WALL THICKNESS 95% EFFICIENCY WEIGHT IS 2.5 X 106 KG LATERAL POWER FLOW, RECYCLING SWITCH GEAR. 96% EFFICIENCY COST IS $91.6 X 106 WEIGHT_=_.511 X 10$ KG________ DRIVEN BY DC MOTORS, GEARS, ETC. 36g° AZIMUTH ROTATION i^ELEVATION ROTATION ACCURACY = ONE ARC. MIN. WEIGHT = 57 X 103 KG. 0.5 MM WALL THICKNESS 95% EFFICIENCY WEIGHT IS 2.5 X 10$ KG NOT DISCUSSED WEIGHT_-J.O4 X 10$ KG_______ ROTARY TRANSFORMER ASSY, 20M IN DIA-STEPDOWN 382 KV to 20 KV- 0.15 KG/KW - EFF. = 99%. DC-RF CONVERSION WAVEGUIDES POWER DISTRIBUTION ROTARY JOINT

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