pump laser

separated by a short current off (no current) condition (space). Similarly, digital fiber optic transmission systems (FOTS) operate on the basis of light on (1 bit) and light off (0 bit).

• fat client
• FATE (Frame-based ATM Transport over Ethernet)
• fatware
• fault management
• fax emulation
• fax (facsimile)
• fax-on-demand (FOD)
• fax-on-demand (FOD)
• Fax over Internet Protocol (FoIP)
• Fax over Internet Protocol (FoIP)
• fax relay
• fax spoofing
• FCC
• FCC (Federal Communications Commission)
• FC (Fibre Channel)
• FC/IP (Fibre Channel over Internet Protocol)
• FCS (Frame Check Sequence)
• FDD (Frequency Division Duplex)
• FDDI (Fiber Distributed Data Interface)
• FDMA (Frequency Division Multiple Access)
• FDM (Frequency Division Multiplexing)
• FDX (Full DupleX)
• FDX (Full DupleX)
• FDX (Full DupleX)
• Feature Group (FG)