TABLE 1 (Continued) COST COMPARISON STATEMENT FOR GEOSYNCHRONOUS SPS AND LUNCAR-BASED POWER SPS Lunar Cost Category Costs ($M) Costs ($M) Factors Attitude Control Hardware 160.0 0.0 k Propellant 0.0 0.0 Totals 160.0 0.0 a Communications 8.0 16.0 a Totals 8.0 16.0 a Hardware Totals 4,947.0 78.892.8 Less Amortization of Investment -473.0 -7,889.3 -10% of Hardware Total Totals -473.0 -7.889.3 Hardware Totals Less Amortization 4,474.0 71,003.5 Allowance for Mass Growth 760.0 12,070.6 17% Growth Totals 760.0 12,070.6 Transportation EOTV 652.0 4,303.2 k,p,a,d (See Table Note 3) PLV 286.0 5,720.0 a,l POTV 14.0 280.0 a,l HLLV: Solar Array Materials 979.3 0.0 k Antenna Subarray 479.2 9,584.0 p,a,d Miscellaneous Transport 708.4 1.416.8 a Totals 3,118.9 21,304.0 Construction Operations GEO: Solar Array 324.0 388.8 a,b,c,i Microwave Antenna 324.0 3.583.4 a,d,e,i (See Table Note 4) LEO 313.0 626.0 a Totals 961.0 4,598.2 Mission Control, Ground Transportation 10.0 10.0 m Totals 10.0 10.0 m Rectenna Land 120.0 1,440.0 n.o Structure & Installation 346.0 4,152.0 n.o RF Assemblies & Ground Plane 959.0 11,508.0 n.o Distribution Busses 308.0 3,696.0 n,o Command & Control Center 70.0 210.0 n Power Processing & Grid Interface 775.0 2,325.0 n Rectenna Steering 0.0 2,076.0 Assumed 50% of rectenna structure cost above Totals 2,578.0 25,407.0 (Continued on next page)
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