lOAPFP I.IXr.S //A7) COMPENSATIXG tXErifORKS 42.1 



whirh is parallel to the .\"-axis at a distance VI - r- tlurefrom. 

 (d) a' tixed, r varied: Z' moves on the ellipse 



(x'/iy--[-(Y','i2a'-\]r- = i, 



whose center is at Z' = () and \ hose semi-axes aloriR tlu' A and 

 y axes have the lengths 1 and 2a'— \ resjH'ctively. 



For values of r. a, a' each between and 1, these facts are exhibited 

 ^jraphically in Fig. 2. This is a complex-plane chart of the equi-r 



Fig. 2 — Comple-x-Plane Chart of the cr-Section Relative Impedance Z = X-^iY and 

 the<r'-Load Relative Impedance Z' = X'+iY' 



