| Journal Call no. | HE8421.C72 |
|---|---|
| Article Title | Local telephone system in Wuhan to be equipped with SDH. |
| Is Part Of | CTC news ; v.2, no.11, 20 Jun 1996, p.15. |
| Abstract | The local telephone system in Wuhan will soon be equipped with SDH. When SDH is employed, local telephone transmitting capacity in Wuhan will be expanded by 16 times. Capable of self healing, communications between different telecom offices will not be interrupted even with a faulty optical cable. |