.MCAD 310000000 \  docDocument MmcObject[xx d2_graph_format graphData% axisFormat)L)Ltrace2D&&&&&&&&& & & & & &&& dim_formatTmasslengthtimecharge temperature luminosity substanceNumericalFormatQdii  shpRectV )DmcDocumentObjectState\ mcPageModelK&I?&I?&I?YyI?mcHeaderFooterI@I |P CHeaderFooterJ@J{n}@J@J MbP?MbP? TextState? TextStyle>@ ArialSerial_ParPropDefaultW?Normal>@Arial@W? Heading 1>@ Arial@W? Heading 2 >@ Arial@W? Heading 3 >@ Arial@W3 Paragraph >@ Arial@W3List >@ Arial@W>Indent >@Times New Roman@W/Title>@Times New Roman@W/Subtitle font_style_listO font_styleP  VariablesTimes New Roman@P  ConstantsTimes New Roman@P TextArial@P Greek VariablesSymbol@P User 1Arial@P User 2 Courier New@P User 3System@P User 4Script@P User 5Roman@P User 6Modern@P User 7Times New Roman@P SymbolsSymbol@P Current Selection FontArial@P Undefined Font@P HeaderArial@P FooterArial@P Rotated Math FontTimes New Roman TextRegion* docRegionGshpBoxUmmmhmh CharacterMap-RangeMap;A/Calculation of G/T of a Satellite Receiver using an Antenna This sheet calculates the G/T of a antenna and receiver, for two antenna shapes. It starts by calculating the gain G in dBs of the antennas and from the receiver NF in dBs gets the G/T of the receiver. 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X5 7 9 1pxlm9mHairqShort Arial ckeredtop leftT/imesConnectorL c&" w8pt/ctangle3Z3A] U0] !] ] ] w3 3u Uu u u u Uu xu hu Xu UGu 4u $u u UY Y Y Y UY Y Y Y UrY dY UY GY U@@<0.85?*@U@_Ot@p-8Use the parameters of a circular antenna to get the gain78@@<@A8?|0,0,128@B<5@C8?| 0,0,128@@@B@@98@D<8@E:@W/1@F</8@G<8@H0@NormalArial @I@B@U(sy2@J@@ p@K@@ @J@L@@@@K@M@@d@LGc@N@@p@L@O@@@N Diameter@P@@@K@Q@@t@P20@R@@@P@S@@d@Rlog@T@@p@R@U@@@T@V@@@@U@W@@{@@V@X@@@W Efficiency@Y@@@V\p@Z@@@U@[@@@@Z@\@@d@[ Diameter@]@@@[ Frequency@^@@@Zc@_@B@UO3@`@@ p@a@@@`@b@@@@a@c@@d@bGc@d@@p@b@e@@@d0.65@f@@@a@g@@+@@fSerial_DisplayNodeX@h@@@f@i@B@U`pg@j@@ p@k@@@jdB@l*@U_8 ->Need to operate with the antenna off boresight so subtract 1dB7>@m<>@n8@l0,0,1289>@o<>@p:@W/1@q</>@r<>@s0@NormalArial @t@B@U}:@u@@ p@v@@ @u@w@@@@v@x@@d@wGcmin@y@@p@w@z@@@y Diameter@{@@@v@|@@@@{@}@@d@|Gc@~@@p@|@@@@~ Diameter@@@@{1@*@UHMH-7Use parameters of a rectangular antenna to get the gain77@<7@8@|0,0,12897@<7@:@W/1@</7@<7@0@NormalArial @@B@U ;qhaX5@@@ p@@@ @@@@@@@@@d@Gr@@@p@@@@@Ant_x@@@@@@@t@10@@@@@@@d@log@@@p@@@@@@@@@@@@@@@@@@@@@@@t@4@@@@\p@@@@@@@p@@@@@@@@@d@ Frequency@@@@c@@@@2@@@@ Efficiency@@@@@@@p@@@@@@Ant_x@@@@2@@B@ULV]#X6@@@ p@@@@@@@@@@@@d@Gr@@@p@@@@@0.55@@@@@@@+@@@X@@@@@@B@UhLx]oX@@@ p@@@@dB@*@U_7 -@@Need to operate with the antenna off boresight, so subtract 1dB.7@@<@@8@0,0,1289@@<@@:@W/1@</@@<@@0@NormalArial @@B@U<@@@ p@@@ @@@@@@@@@d@Grmin@@@p@@@@@ Diameter@@@@@@@@@@@@d@Gr@@@p@@@@@ Diameter@@@@1@@B@U|E@@@ p@@@@@@@@@@@@@@@@@@@@@@v@24.826@@@@9.798@@@@@@@@@@@@@@@@ @@@@@@@@@d@Gc@@@p@@@@@x@@@@@@@d@Gr@@@p@@@@@x@@@@@@@@@@@@@@@@@t@1@@@@0.2@@@@@@@@@@@@@@@@@x@  )O)N&&&&&&&&& & & & & &&&@*@U(v(NNN-@ANow Calculate the G/T of the Terminal for a Specific Noise Figure7A@@@pA<A?@@A> NoisefigureA@@B@U )D tAA@@ pAB@@AAAC@@@ABAD@@@ACAE@@@ADAF@@vAE34.166AG@@AE18.756AH@@ADAI@@@AHAJ@@AHAK@@ACAL@@dAKTeffAM@@pAKAN@@AMNFAO@@ABAP@@@AOAQ@@@APAR@@tAQ10AS@@AQ1AT@@APAU@@@ATAV@@ATAW@@AONFAX  )O)N&&&&&&&&& & & & & &&&AY*@U``s -((dB/k) G/T of rectangular antenna system7(AZ<(A[8AYmArial0,0,1289(A\<(A]:@W/1A^</(A_<(A`0@NormalArial Aa@B@UQoAb@@ pAc@@AbAd@@@AcAe@@dAdGTrAf@@pAdAg@@ AfAh@@tAg0.6Ai@@Ag2Aj@@AcAk@@+@Aj@XAl@@AjAm*@Ux xr -%(dB/k) G/T of circular antenna system7%An<%Ao8AmmArial0,0,1289%Ap<%Aq:@W/1Ar</%As<%At0@NormalArial Au@B@URqAv@@ pAw@@AvAx@@@AwAy@@dAxGTcAz@@pAxA{@@ AzA|@@tA{0.6A}@@A{2A~@@AwA@@+@A~@XA@@A~A@B@Up}pxA@@ pA@@AA@@@AA@@@AA@@@AA@@vA5.654A@@KAA@@A16.826A@@AA@@@AA@@AA@@ AA@@ @AA@@@AA@@dAGTrA@@pAA@@ AA@@tA0.8A@@ANFA@@AA@@dAGTrA@@pAA@@ AA@@tA1.2A@@ANFA@@AA@@dAGTcA@@pAA@@ AA@@tA0.6A@@ANFA@@AA@@@AA@@@AA@@tA10A@@A1A@@AA@@@AA@@AA@@ANFA >* )O)N&&&&&&&&& & & & & &&&