*HEADING
EC3AAFAR: IMPEDANCE PROPERTY  [AC3D10]
*NODE, Nset=ODB_NSET
1, 
41,,10.
1001,1.
1041,1.,10.
2001,,,1.
2041,,10.,1.
3001,1.,,1.
3041,1.,10.,1.
4001,,,.5
4041,,10.,.5
5001,1.,,.5
5041,1.,10.,.5
6001,0.5,,0.5
6041,0.5,10,0.5
*NGEN,NSET=NALL1
1,41
2001,2041
*NGEN,NSET=NALL2
1001,1041
3001,3041
*NFILL,NSET=NALL
NALL1,NALL2,2,500
*NGEN,NSET=NALL3
4001,4041
5001,5041
6001,6041
*ELEMENT,TYPE=AC3D10,ELSET=EALL
    1,    1, 2001, 1001,    5, 4001, 6001,  501,
            3, 4003,  503,
    2, 2001, 1001,    5, 2005, 6001,  503, 4003,
         2003, 6003, 4005,
    3, 1001,    5, 2005, 1005,  503, 4005, 6003,
         1003,  505, 6005,
    4, 1001, 2001, 3001, 1005, 6001, 2501, 5001,
         1003, 6003, 5003,
    5, 2001, 3001, 1005, 2005, 2501, 5003, 6003,
         2003, 2503, 6005,
    6, 3001, 1005, 2005, 3005, 5003, 6005, 2503,
         3003, 5005, 2505,
*ELGEN,ELSET=EALL
1,10,4,6
2,10,4,6
3,10,4,6
4,10,4,6
5,10,4,6
6,10,4,6
*ELSET,ELSET=LINER5
1,4
*MATERIAL,NAME=AIR
*DENSITY
1.293, 
*ACOUSTIC MEDIUM,BULK MODULUS
1.42176e5, 
*SOLID SECTION,MATERIAL=AIR,ELSET=EALL
*IMPEDANCE PROPERTY,NAME=IMPED
0.0,2.3323E-3
*NSET,NSET=QA_TEST,GEN
1,41
*NSET,NSET=DRIV
41,541,1041,2041,2541,3041,4041,5041,6041
**
*STEP
*STEADY STATE DYNAMIC,DIRECT
1., 
2., 
5., 
10., 
25., 
50., 
75., 
100., 
*IMPEDANCE,PROP=IMPED
LINER5,I1
*BOUNDARY
DRIV,8,,1.
*NODE PRINT,NSET=QA_TEST
POR,
*OUTPUT,FIELD, OP=NEW
*NODE OUTPUT,NSET=QA_TEST
POR,
*OUTPUT,HISTORY,OP=ADD
*NODE OUTPUT,NSET=QA_TEST
POR,
*END STEP