*HEADING
EC13AFAR: IMPEDANCE PROPERTY  [AC1D3]
*NODE, Nset=ODB_NSET
*NGEN,NSET=ALL-NODES
*ELEMENT,TYPE=AC1D3,ELSET=ALL-ELEMENTS
*ELGEN,ELSET=ALL-ELEMENTS
*ELSET,ELSET=LINER-ELEMENT
*MATERIAL,NAME=AIR
*DENSITY
1.293,
*ACOUSTIC MEDIUM,BULK MODULUS
*SOLID SECTION,MATERIAL=AIR,ELSET=ALL-ELEMENTS
*IMPEDANCE PROPERTY,NAME=IMPEDANCE
*NSET,NSET=QA_TEST,GEN
*NSET,NSET=DRIVEN
**
*STEP
*STEADY STATE DYNAMIC,DIRECT
*IMPEDANCE
LINER-ELEMENT,I2,IMPEDANCE
*BOUNDARY
DRIVEN,8,,1.
*NODE PRINT,NSET=QA_TEST
POR,
*OUTPUT,FIELD, OP=NEW
*NODE OUTPUT,NSET=QA_TEST
POR,
*OUTPUT,HISTORY
*NODE OUTPUT,NSET=QA_TEST
POR,
*END STEP