813-6 Interconnection of two-ports 1. Series connection V1=V1a+V1b h2=l2a=l2 b V2=v2a+v2b 1 b 1 b b 26 b 2( b 2 +:b|-:+ I1b allis 2( 2 z|+|z§13-6 Interconnection of two-ports 1. Series connection I 1 I 1 a I 1 b • • • = = I 2 I 2 a I 2 b • • • = = V1 V1 a V1 b • • • = + V 2 V 2 a V 2 b • • • = +           =         • • • • I a I a z V a V a a 2 1 2 1           =         • • • • I b I b z V b V b b 2 1 2 1               =         = + • • • • 2 1 2 1 I I z I I z z a b     [ ] a b z = z + z         +         =         • • • • • • V b V b V a V a V V 2 1 2 1 2 1             +         = • • • • I b I b z I a I a za b 2 1 2 1 − + • V 1 I 2 • I 2 a I 1 • • I 2 a • I 1 a • I 1b • I 2b • − + • V 2 V 2a • V 2b • V 1a • V 1b • N a N b − + − + − + − +