The FSC equipment is a synchronous digital multiplex equipment with integrated drop and insert multiplexer module and application/interface modules designed for the electrical utility industry. The system provides an optical interface operating at a 51.84 Mb/s rate with up to 672 DS-0 channels, or a 155.52 Mb/s rate with up to 2016 DS-0 channels.

• Full SONET/SDH based multiplexer