tx line co-ax %%% T-element
.options list node post
.tran 100p 100n
.print tran v(in) v(out)
vin in1 0 sin 0 2 100meg
tcoax in refin out refout rg58a_u l=2
rs in1 in 50
rl out 0 50
rrefin refin 0 .05
rrefout refout 0 .05
gswitch in 0 vcr pwl(1) cin 0  0,.05 1,50
vcon cin 0 pwl 0 0 19n 0 20n 1 39n 1 40n 0 59n 0 60n 1 79n 1 80n 0
.end