SPECTRUM PLANNING, INC. ANTENNA HEIGHT ANALYSIS

Document Type: 
Collection: 
Document Number (FOIA) /ESDN (CREST): 
CIA-RDP88-01418R000200130009-9
Release Decision: 
RIFPUB
Original Classification: 
K
Document Page Count: 
4
Document Creation Date: 
December 22, 2016
Document Release Date: 
May 31, 2011
Sequence Number: 
9
Case Number: 
Publication Date: 
January 8, 1987
Content Type: 
MISC
File: 
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PDF icon CIA-RDP88-01418R000200130009-9.pdf107.01 KB
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Approved For Release 2011/05/31: CIA-RDP88-01418R000200130009-9 SPECTRUM PLANNING, I Nc . ANTENNA HEIGHT ANALYSIS 8 JAN 1987 PAGE 1 SITE A SITE 8 Dist 25.448 miles Site name HOPEWELL GAP TYGONS CORNE Freq 6.173 GHx Latitude 38-52-20.00 38-55-13.00 Clearance 1) 1.OQ F @ K = 1?3?:a Longitude 77-41-53.00 77-13-48.0 0 2) .30 F @ K .667 Elev (ft) 1160.00 520.00 Existed 7 no no Fixed ht (ft) M ft t ht 150 00 ax an ) ( . Min ant ht (ft) 10.00 Increment (ft-) 5.00 150.00 10.00 5.00 Protile input points (Ground elevations(AMSL) in ft, Obstruction heighte(AGL) in ft) Dist God Obht Dist God Obht Dlit God 0bht Dist God Obht (ii) (ft) (ft) (ii) (ft) (ft) (11) (ft) (ft) (ii) (ft) (ft) .01 1160. 35.0 6.28 300. 0.0 13.87 300. 0.0 21.20 350. 0.0 .35 700. 0,0 6.32 340. 0.0 14.20 310, 0.0 21,50 376. 0.0 .50 610. 0.0 1.55 280. 0.0 14.70 340. 0.0 22.30 300. 0.0 .59 685. 0.0 7.90 220. 0.0 15.00 350. 0.0 23.50 400. 0.0 1.15 550. 0.0 9.45 320. 0.0 15.65 370. 0.0 24.30 400? 0.0 1.90 460. 0.0 8.70 340. 0.0 16.39 390. 0.0 24.50 426. 0.0 2.65 440. 0.0 9.60 280. 0.0 16.90 400. 0.0 24.87 480? 50.0 3.20 10. n.n 10.20 260. 0.0 17.50 440. 50.0 25-03 450. 0.0 3.35 400. 0.0 10.77 270. 0.0 18.01 350. 0.0 25.41 510. 50.0 4.32 420. 0.0 12.05 300. 0.0 19.00 350. 0.0 5.58 300. 0.0 12.65 250. 0.0 19.81 330. 0.0 5.65 340. 0.0 13.30 260. 0.0 20.40 3S0. 0.0 Control pt no 1 2 3 4 5 6 7 8 Dist from A (mi) ?01 17.50 23.50 24.30 24.50 24.97 25.03 25.41 Dist from B (mi) 25.44 7.95 1.95 1.15 .95 .58 .42 .04 Ord elev (tt) 1160.00 440.00 400.00 400.00 426.00 480.00 450.00 510.00 Above grd ht (ft) 35.00 50.00 0.00 0.00 0.00 50.00 0.00 50.00 Bulge @ K=1.333 (tt) .13 69.55 22.89 13.95 11.62 7.19 5.24 .49 1.0 Fresnel (ft) 2.90 67.84 38.92 30.39 27.73 21.82 19.61 5.68 Pu1ge @ I(= .667 (ft) .25 139.10 45.79 27.90 23.23 14.38 10.47 .97 .3 Fresnel (ft) .07 20.35 11.68 9.12 8.32 6.54 5.58 1.70 Approved For Release 2011/05/31: CIA-RDP88-01418R000200130009-9 Approved For Release 2011/05/31: CIA-RDP88-01418R000200130009-9 SPECTRUM PLANNING, INc. ANTENNA HEIGHT ANALYSIS 8 JAN 1987 PAGE 2 Center frequency 6.173 GHz Clearance criteria 1) 1.000 F at K 1.333 2) .300 F at K = .667 Site 1 S_ ate 2 Si Le rlaime HOPEWELL GAP 1'YUUNS C0 NE Latitude 38-52-20.00 38-55-1 .00 Longitude 77-41-53.00 77-13.48.00 Elevation (tt) 1160.00 520.00 Varying antenna height of site 1 Site 1 Site 2 Height (ft) FN Height (ft) 40.00 8 45.21 45.00 9 45.20 50.00 8 45.19 55.00 8 45.19 60.00 8 45.18 65.00 8 45.17 70.00 8 45.16 75.00 8 45.16 0.00 8 45.15 85.00 5 45.14 90.00 9 45.13 95.00 8 45.13 i 00.00 0 45.12 105.00 8 45.11 110.00 8 45.10 115.00 8 45.10 120.00 8 45.09 12`.00 8 45.08 130.00 8 45.07 135.00 8 45.07 140.00 8 45.96 145.00 8 45.05 I50.00 8 45.04 Approved For Release 2011/05/31: CIA-RDP88-01418R000200130009-9 Approved For Release 2011/05/31: CIA-RDP88-01418R000200130009-9 SPECTRUM PLANNING 9 INC. ANTENNA HEIGHT ANALYSIS 8 JAN 1987 PAGE 3 Center frequency 6.173 GHz, Clearance criteria 1) 1.000 F at K = 1.333 2) .100 F At K iA67 Site 1 Site 2 Site name HI]PEWELL GAP TYSONS CORNE Latitude 38-52-20.00 38-55-13.00 Longitude 77-41-53.00 77-13-48.00 Elevation (ft) 1160.00 520.00 Varying antenna height of site 2 Site 1 Site 2 Height (ft) FN Height (ft) 178.17 8 45.00 18.28 1 50.00 .38.27 1 55.00 38.27 1 60.00 38.27 1 65.00 38.27 1 70.00 3$.27 1 75.00 38.2 1 80.00 30.26' 1 85.00 38.26 `1 90.00 33.26 1 95.00 38.2E 1 100:00 18.25 1 105.00 38.25 1 110.00 38.25 1 115.00 38.25 1 120.00 38.'-1 1 125.00 N-24 1 130.00 38.24 1 135.00 38.24 1 140.00 38.24 1 145.00 38.24 1 150.00 Approved For Release 2011/05/31: CIA-RDP88-01418R000200130009-9 Approved For Release 2011/05/31: CIA-RDP88-01418R000200130009-9 HOPEWELL GAP Lot 38-52-26.06 Lon 77-41-53.80 fIev 1160.00 fI. 1bit ht s0.N a PATH PROFJLE HOPEWELL GAP TO TYSONS CORME 4.0 8.0 12.0 16.0 Path dial 25.45 .I Iee Center rreq 6.173 GKz K = .667, .380 F X = 1.333, 1.300 F SPECTRUM PLANNING, INC. 20.0 24.0 25.45 28.0 7YSONS CORNE I~"i lea} Lot 38-55-13.00 Lan 77-13-48.00 Elev 528.00 (1. Ant hi. 190.00 f t. S JAN 1987 Approved For Release 2011/05/31: CIA-RDP88-01418R000200130009-9