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![]() kretko wrote: Hello ! Im looking for a formula impedance of conductor between two ground plane. _________ * h1 * p * h2 * _________ p -conductor h1 = h2 Thank you for your help ! Goodlack ! ! ! OK, let h=2*h1 and d= wire diameter Then, for p/h 0,75 Zo = (138/sqrt(e))*log10(4h/(pi*d)) where pi = 3.14159.... and e = 2.7183... Alan |
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