MUTUAL IMPEDANCE OF GROUNDED WIRES 



275 



~(rt -0.08 



a: -0.1 4 



-0.16 



-0.22 



0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 



VALUES OF r' 



Fig. 4- A — Real part of N\{r' , s'), enlarged horizontal scale. 



