Function to analyze the electrical characteristics of a single
stripline transmission line. The physical
dimensions of the stripline line are given as inputs and the
characteristic impedance, effective dielectric constant, loss and
open circuit end correction are calculated.
XXXXXXXXXXXXXXXXX ground XXXXXXXXXXXXXXXXXXXXX
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( dielectric,er \/ /|\ (
) ------- -- | )
( | metal | Tmet | H (
) ------- -- | )
( <---W---> /\ \|/ (
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XXXXXXXXXXXXXXXXX ground XXXXXXXXXXXXXXXXXXXXX
// mils to meters conversion factor sf=25.4e-6 // width w=20*sf // height h=15*sf // length l=1100*sf // metal thickness tmet=1.4*sf // resitivity rho=1.72e-8 // metal surface roughness rough=0.05*sf // relative dielectric constant er=4.5 // loss tangent tand=0.01 // frequency f=2.4e9 [z0,elen,loss,L,R,C,G,lc,ld,deltal,depth] = ... stripline_calc(w,h,l,tmet,rho,rough,er,tand,f) disp(sprintf('z0 = %8.4g Ohms',z0)) disp(sprintf('elen = %8.4g degrees',elen)) disp(sprintf('loss = %8.4g dB',loss)) disp(sprintf('L = %8.4g H/m',L)) disp(sprintf('R = %8.4g Ohms/m',R)) disp(sprintf('C = %8.4g F/m',C)) disp(sprintf('G = %8.4g S/m',G)) disp(sprintf('lc = %8.4g dB/m',lc)) disp(sprintf('ld = %8.4g dB/m',ld)) disp(sprintf('open end correction = %8.4g mil', deltal/sf)) disp(sprintf('skin depth = %8.4g um', depth*1e6))
air_coil_calc
air_coil_syn
coax_calc
coax_syn
coupled_microstrip_calc
coupled_microstrip_syn
ic_microstrip_calc
ic_microstrip_syn
microstrip_calc
microstrip_syn
stripline_calc
stripline_syn
Dan McMahill
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