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monopole antenna design in hfss, freq range 30-512 MHZ

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danny_1

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i designed a loaded monopole and a helical (normal mode) monopole but both using ADK in hfss 12.1, but still couldn't achieve the bandwidth requirement. what should i do to perfectly design a monopole from 30-512 MHz?
 

ferdows

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hi
for solve this u should add inductance and resistance to antenna
 

danny_1

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how to add inductance and resistance to a monopole antenna? can you upload some examples?
hi
for solve this u should add inductance and resistance to antenna
 

ferdows

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draw a plane and define it as RLC boundary condition
 
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