Enter the Relative Permitivity and Height of the Substrate as well as the Width of the Microstrip Line to Calculate the Effective Permitivity and Impedance of the Line.
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Note:
units do not matter for this calculation.
Note: for thick metal microstrip, these equations may be slightly inaccurate (will add "t" variable someday).
Reference: I. J. Bahl and D. K. Trivedi, "A Designer's Guide to Microstrip Line", Microwaves, May 1977, pp. 174-182.