MultiNEC 3.8 ft in SLT30 *** DO NOT MAKE MANUAL EDITS TO THIS FILE *** _0.5 _Segment length _Longer segment length means fewer total segments. _130 _ Total wire length "_Side A is on the -Y axis side, side B is on the +Y axis side." _32 _ Center height "_ End supports may be outside the wire ends. ""Tie-off height"" means" _15 "_ Tie-off height, side A" _ where a straight line extension of the wire intersects the end support. _15 "_ Tie-off height, side B" _62.71 "_ Horz span, center to tie-off, side A" _For info only: _62.71 "_ Horz span, center to tie-off, side B" "_="" Side A wire is "" & TEXT(BI, ""0.0"") & "" degrees up from vertical.""" _0 "_ CCW rotation about Z axis, side A" "_="" Side B wire is "" & TEXT(BJ, ""0.0"") & "" degrees up from vertical.""" _***** Calculated values. ***** Do not modify any variables below here. ***** _0 "_ CCW rotation about Z axis, side B" "_="" Apex angle is "" & TEXT(BI + BJ, ""0.0"") & "" degrees.""" "_=DEGREES(ATAN2((I - J), (L - 1.5 * D)))" "_Angle off vertical, 1A" "_=DEGREES(ATAN2((I - K), (M - 1.5 * D)))" "_Angle off vertical, 1B" _=SQRT((I - J)^2 + (L - 1.5 * D)^2) + 1.5 * D "_Center to tie-off, 1A" _104 _Ladder line length _=SQRT((I - K)^2 + (M - 1.5 * D)^2) + 1.5 * D "_Center to tie-off, 1B" _1 "_1=With feedline, 2=Without feedline" _=H/2 - 1.5 * D "_Slant, 1A" _=H/2 - 1.5 * D "_Slant, 1B" _Multi-Config Doublet _=BO * SIN(RADIANS(BI)) * SIN(RADIANS(N)) _=-BO * SIN(RADIANS(BI)) * COS(RADIANS(N)) - 1.5 * D _=I - BO * COS(RADIANS(BI)) _0 _=-1.5 * D _=I _#12 "_=CEILING(WireLen / D, 1)" _0 _=-1.5 * D _=I _0 _=1.5 * D _=I _#12 _3 _0 _=1.5 * D _=I _=-BP * SIN(RADIANS(BJ)) * SIN(RADIANS(O)) _=BP * SIN(RADIANS(BJ)) * COS(RADIANS(O)) + 1.5 * D _=I - BP * COS(RADIANS(BJ)) _#12 "_=CEILING(WireLen / D, 1)" "_=""Number of segments for each leg is set as """"D"""" "" & UnitsXYZ & "" per segment.""" "_Center section is exactly 3 segments, length 3 * D." _V1 _1 _0 _I "_=IF(T=1, """", ""X"")" _2 _50 _1 _0 _I "_=IF(T=1, ""X"", """")" _If T=1 (with feedline) the source is placed at V1. _If T=2 (without feedline) the source is placed at Wire 2 / 50%. _V1 _2 _50 _=S "_=TLParms(L76, 380, 0.918, 0.355771, 0.041126, 0.001, 100, ""Ro"", 87)" "_=TLParms(L76, 380, 0.918, 0.355771, 0.041126, 0.001, 100, ""VF"", 87)" _N "_=TLParms(L76, 380, 0.918, 0.355771, 0.041126, 0.001, 100, ""dB"", 87)" _=Freq "_=IF(T=1, """", ""X"")" _Wireman 552 Ladder Line "_If T=2 (without feedline) the transmission line is ""marked out""." Controls FALSE TRUE 2 4 1 1 0 1 50 0 15 14.175 14.175 1 TRUE FALSE _1 _0 _Freq (MHz) _3.8 _7.2 _10.125 _14.2 _18.14 _21.3 _24.95 _28.4 9