luke
/
ngspice
mirror of https://git.code.sf.net/p/ngspice/ngspice
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Add examples

This commit is contained in:
Vadim Kuznetsov 2025-06-09 20:36:23 +03:00
parent e82519388e
commit 55f81b9ecd
5 changed files with 106 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
examples/xspice/transmission_lines/cpline_ac.cir Normal file
View File

@ -0,0 +1,18 @@
* Coupled lines SP
V1 p1 0 dc 0 ac 1 portnum 1 z0 50
V2 p2 0 dc 0 ac 1 portnum 2 z0 50
V3 p3 0 dc 0 ac 1 portnum 3 z0 50
V4 p4 0 dc 0 ac 1 portnum 4 z0 50
A1 %hd(p1 0) %hd(p2 0) %hd(p3 0) %hd(p4 0) CPLINE1
.MODEL CPLINE1 CPLINE(ze=84.48 zo=53.99 l=25e-3 ere=3.34 ero=2.829 ao=0 ae=0)
.control
sp lin 100 0.2e9 4.2e9
plot abs(s_1_1) abs(s_3_1) abs(s_2_1) abs(s_4_1)
plot abs(s_2_1)
.endc

23
examples/xspice/transmission_lines/cpline_tran.cir Normal file
View File

@ -0,0 +1,23 @@
* Coupled lines SP
V1 1 0 PULSE(0 1 1n 10p 10p 980p)
R2 p1 1 0.1
R1 p4 0 50.0
R3 p3 0 50.0
R4 p2 0 50.0
A1 %hd(p1 0) %hd(p2 0) %hd(p3 0) %hd(p4 0) %vd(p1 0) %vd(p2 0) %vd(p3 0) %vd(p4 0) CPLINE1
.MODEL CPLINE1 CPLINE(ze=100 zo=50 l=100e-3 ere=1 ero=1 ao=0 ae=0)
.control
tran 10p 5n
let v2 = -v(p2)
let v3 = -v(p3)
plot v(1) v(p2) v(p3) v(p4)
.endc

18
examples/xspice/transmission_lines/cpmline_ac.cir Normal file
View File

@ -0,0 +1,18 @@
* Coupled lines SP
V1 p1 0 dc 0 ac 1 portnum 1 z0 50
V2 p2 0 dc 0 ac 1 portnum 2 z0 50
V3 p3 0 dc 0 ac 1 portnum 3 z0 50
V4 p4 0 dc 0 ac 1 portnum 4 z0 50
A1 %hd(p1 0) %hd(p2 0) %hd(p3 0) %hd(p4 0) %vd(p1 0) %vd(p2 0) %vd(p3 0) %vd(p4 0) CPMLIN1
.MODEL CPMLIN1 CPMLIN(w=1e-3 l=20e-3 s=0.3e-3 er=9.8 h=1e-3 t=35e-6 tand=1e-3 rho=0.022e-6 d1=0.15e-6 model=0 disp=0)
.control
sp lin 100 0.2e9 4.2e9
plot abs(s_1_1) abs(s_3_1) abs(s_2_1) abs(s_4_1)
plot abs(s_3_1)
.endc

22
examples/xspice/transmission_lines/mlin.cir Normal file
View File

@ -0,0 +1,22 @@
* MLIN test
V1 1 0 AC 1 DC 1
R1 in 1 50.0
R2 out 0 1000.1
A1 %hd(in 0) %hd(out 0) %vd(in 0) %vd(out 0) MLIN1
.MODEL MLIN1 MLIN(w=1e-3 l=10e-3 er=9.8 h=1e-3 t=35e-6 tand=1e-3 rho=0.022e-6 d=0.15e-6 model=0 disp=0)
.control
op
print all
ac LIN 200 1e9 12e9
let z = v(in)/-i(v1)
let y = imag(z)
let r = real(z)
plot abs(z) ylog
plot y r
.endc

25
examples/xspice/transmission_lines/mlin_tran.cir Normal file
View File

@ -0,0 +1,25 @@
* MLIN test
V1 1 4 PULSE(0 1 1n 10p 10p 980p)
V3 4 0 DC 1
R1 out 2 20.0
V2 2 0 0
R2 in 1 1m
*R3 in ins 1e12
*R4 out outs 1e12
A1 %hd(in 0) %hd(out 0) %vd(in 0) %vd(out 0) MLIN1
.MODEL MLIN1 MLIN(w=1e-3 l=50e-3 er=9.8 h=1e-3 t=35e-6 tand=1e-3 rho=0.022e-6 d1=0.15e-6 model=0 disp=0 tranmodel=1)
*A1 %hd(in 0) %hd(out 0) %vd(in 0) %vd(out 0) TLIN1
*.MODEL TLIN1 TLINE(l=100e-3 z=50.0 a=0.0)
.control
*op
*print all
tran 10p 5n
plot v(in) v(out)
plot -i(v1) i(V2)
.endc