Looking for bandpass filter with the passband of 20-300Mhz

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elf61

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hi
i want to have a bandpass filter with the passband of 20-300Mhz, with more than 40dB attenuation in the frequencies higher than 500Mhz. but i want to have a small filter. pls hlp.
 

filter [hlp]

You should apply 2nd order filter to meet your requirement.
 

    elf61

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