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.PS
# ex02.m4
cct_init
[
[
for angl=0 to 315 by 45 do {
Point_(angl)
opamp(to rvec_(linewid*3/2,0)) with .Out at (0,0) }
]
resistor(down_ dimen_ from last [].s)
diode(down_ dimen_*2/3,LE)
diode(down_ dimen_*2/3,LER)
ground(,T)
]
[
define(`elen_',`dimen_*3/2') # restore defaults
define(`sourcerad_',`dimen_*0.25')
leng = elen_
define(`fromcentre',`move to C+(-elen_/2,-elen_*cosd(15)/(2*sind(15)))')
C: dot
{ fromcentre()
for i = 0 to 359 by 30 do {
Point_(i); inductor
}
}
define(`elen_',leng*0.8)
{ fromcentre()
for i=0 to 359 by 30 do {
Point_(i); inductor(,W)
}
}
define(`elen_',leng*0.6)
{ fromcentre()
for i=0 to 359 by 30 do {
Point_(i); resistor
}
}
define(`elen_',leng*0.4)
{ fromcentre()
for i=0 to 359 by 30 do {
Point_(i); capacitor(,C)
}
}
define(`elen_',leng*0.2)
{ fromcentre()
for i=0 to 359 by 30 do {
Point_(i); diode
}
}
] with .sw at last [].se+(linewid,0)
.PE
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