This paper investigates wave propagation and

transients associated with intersheath modes on normal-bonded

and cross-bonded underground cables. Circuits for exciting

intersheath modes are analyzed based on simulation and

propagation characteristics of a cable system. It is observed that

if the source is grounded, - This　paper　investigates　wave　propagation　and

transients associated with intersheath　modes　on　normal-bonded

and　cross-bonded　underground　cables.　Circuits　for　exciting

intersheath　modes　are　analyzed　based　on　simulation　and

propagation characteristics of a cable system. It is observed that

if　the　source　is　grounded,