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@Phytech:
BUT FR4 IS EASILY AVAILABLE IN MARKET N IT IS NOT DAT MUCH COSTLY LIKE OTHER SUBSTRATES.....
i have attached one document file here.... plz go through it and help me in designing micro strip coupled line bandpass filter.
im designing microwave coupled line bandpass filter in ie3d/mgrid software......
can any1 plz help me what height of fr4 should i take while designing filter??
i have taken εr=4.4, thickness= 1.5mm at frequency 5GHZ....
but im not getting how to find height of fr4 n which is commercially...
hiiii....can i know why the length of the transmission lines is taken as λ/8 while performing richards transformation.............
why inductor is replaced by short circuited and capacitor is open circuited in richards transformation.....
plzzzzzzzz reply asap...........:cry: :cry: :cry: :cry:
design and implementation of microstrip coupled line filters
hello....
we want 2 design n implement microstrip coupled line filters with d help of ie3d software....
but we have no idea about dis software....
plz tel us how 2 find out required parameters n what r those parameters??
first tell...
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