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Back to E, Forward to G

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• = Term carried over from FS-1037C
• = New term from open literature
• = New term from ANSI T1 sources

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• facet erosion
• facility
• facility assembly
• facility code
• facility grounding system
• facility group
• facility group member
• facsimile (FAX)
• facsimile converter
• facsimile frequency shift
• facsimile picture signal
• facsimile receiver
• facsimile recorder
• facsimile signal level
• facsimile transceiver
• facsimile transmitter
• fade
• fade margin
• fading
• fading distribution
• fading margin
• fail
• fail safe
• fail-safe operation
• fail soft
• failure
• failure access
• failure control
• fair queuing
• fake sector
• fall time
• false character
• false clock
• false lock
• fan-beam antenna
• fan out
• fanout cable
• FAQ file
• Faraday effect
• far-end block error (FEBE)
• far-end crosstalk
• far-end customer interface
• far-end receive failure (FERF)
• far field
• far-field diffraction pattern
• far-field radiation pattern
• far-field region
• far zone
• fast packet switching
• fast select
• fat client
• fault
• fault management
• fault protection subsystem
• fault tolerance
• FAX
• FC
• FCC
• FCC registration program
• FCS
• FDDI
• FDDI-2
• FDHM
• FDM
• FDMA
• FDX
• feature code
• FEC
• Federal Communications Commission
• Federal Networking Council (FNC)
• Federal Telecommunications System (FTS)
• Federal Telecommunications System 2000 service
• feed
• feedback
• feedback path
• feeder echo noise
• feeder link
• feed-forward path
• FEP
• Fermat's principle
• fetch protection
• FET photodetector
• fiber
• fiber amplifier
• fiber axis
• fiber bandwidth
• fiber buffer
• fiber cable
• fiber cutoff wavelength ( _cf )
• fiber dispersion
• fiber distributed data interface (FDDI)
• fiber optic bus
• fiber optic cable
• fiber optic isolator
• fiber optic link
• fiber optics (FO)
• fiber pigtail
• fidelity
• FidoNet
• field
• field-disturbance sensor
• field intensity
• field strength
• field tag
• field wire
• FIFO
• file
• file archive
• file name extension
• file-oriented applications
• file protection
• file security
• file server
• file site
• file transfer
• file transfer, access, and management (FTAM)
• File Transfer Protocol (FTP)
• fill
• fill bit
• fill device
• filled cable
• fill-in area
• fill-in signal unit (FISU)
• FILO
• filter
• filtered symmetric differential phase-shift keying (FSDPSK)
• final trunk group
• finger
• finished call
• FIP
• FIP equipment
• FIP system
• FIREFLY
• firewall
• firmware
• first-in first-out (FIFO)
• first-in last-out (FILO)
• first-route traffic
• first window
• FISINT
• five-hundred (500) service
• fixed access
• fixed attenuator
• fixed loop
• fixed microwave auxiliary station
• fixed-reference modulation
• fixed-satellite service
• fixed service (FX)
• fixed station
• fixed storage
• fixed-tolerance-band compaction
• flag
• flag sequence
• flame
• flash
• flash card
• flash feature
• flash memory card
• FLASH message
• flash signal
• flat fading
• flat rate service
• flat weighting
• flaw
• flaw hypothesis methodology
• F layer
• Fleming's rule
• flexible disk
• flicker
• flip-flop
• floating
• floating head
• floating-point coding compaction
• float operation
• flooding
• flooding compound
• flood projection
• flood search routing
• floppy disk
• flops
• flowchart
• flow control
• flow control procedure
• flow diagram
• flowline
• flutter
• flux
• flying head
• flywheel effect
• flywheeling
• FM
• FM blanketing
• FM broadcast translator
• FM capture effect
• FM capture ratio
• FM improvement factor
• FM improvement threshold
• FM threshold effect
• FM threshold extension
• FO
• followup
• footprint
• forbidden character
• forced rerouting
• foreign exchange (FX) service
• foreign instrumentation signals intelligence (FISINT)
• form
• format
• format converter
• format structure
• Fortran
• fortuitous conductor
• fortuitous distortion
• forum
• forward busying
• forward channel
• forward echo
• forward error correction (FEC)
• forward indicator bit (FIB)
• forward propagation ionospheric scatter (FPIS)
• forward recovery
• forward scatter
• forward secrecy
• forward sequence number (FSN)
• forward signal
• FOT
• Fourier analysis
• four-wire circuit
• four-wire repeater
• four-wire terminating set
• fox message
• FPIS
• fps
• fractal
• fractional frequency deviation
• fractional frequency fluctuation
• fractional frequency offset
• fractional T1
• fragmentation
• frame
• frame alignment
• frame-alignment recovery time
• frame-alignment signal
• frame-alignment time slot
• frame check sequence (FCS)
• framed interface
• frame duration
• frame frequency
• frame grabber
• frame matching
• frame overhead
• frame pitch
• frame rate
• frame-rate conversion
• frame relay
• frame relaying protocol data unit (FPDU)
• frame relaying service data unit (FSDU)
• frame size
• frame slip
• frame synchronization
• frame synchronization pattern
• framing
• framing bit
• framing signal
• Fraunhofer diffraction pattern
• Fraunhofer region
• free net
• freenet
• free routing
• free-running capability
• free space
• free-space coupling
• free-space loss
• freeware
• freeze frame
• freeze frame television
• freeze-out
• freeze-out fraction
• F region
• frequency
• frequency accuracy
• frequency aging
• frequency allocation
• frequency allotment
• frequency-analysis compaction
• frequency assignment
• frequency assignment authority
• frequency averaging
• frequency band
• frequency band allocation
• frequency-change signaling
• frequency coherence
• frequency compatibility
• frequency departure
• frequency-derived channel
• frequency deviation
• frequency dispersal
• frequency displacement
• frequency distortion
• frequency diversity
• frequency-division multiple access (FDMA)
• frequency-division multiplexing (FDM)
• frequency drift
• frequency-exchange signaling
• frequency fluctuation
• frequency flutter
• frequency frogging
• frequency guard band
• frequency hopping
• frequency-hopping spread spectrum
• frequency hour
• frequency instability
• frequency lock
• frequency modulation (FM)
• frequency offset
• frequency of optimum traffic (FOT)
• frequency of optimum transmission (FOT)
• frequency prediction
• frequency range
• frequency response
• frequency response curve
• frequency scanning
• frequency sharing
• frequency shift
• frequency-shift keying (FSK)
• frequency-shift modulation
• frequency-shift signaling
• frequency-shift telegraphy
• frequency source
• frequency spectrum
• frequency spectrum congestion
• frequency stability
• frequency standard
• frequency synthesizer
• frequency tolerance
• frequency translation
• frequently asked questions
• Fresnel diffraction pattern
• Fresnel reflection
• Fresnel zone
• front-end noise temperature
• front-end processor (FEP)
• front-end security filter
• front-to-back ratio
• FSDPSK
• FSK
• FTAM
• FTP
• FTP archive
• FTP mail
• FTS
• FTS2000
• FTS2001
• full carrier
• full carrier single-sideband emission
• full-duplex (FDX) circuit
• full-duplex (FDX) operation
• full duration at half maximum (FDHM)
• full load level (FLL)
• full modulation
• full-motion operation
• full processing
• full width at half maximum (FWHM)
• fully connected mesh network
• fully connected topology
• fully intermateable connectors
• fully qualified domain name (FQDN)
• functional component (FC)
• functionality
• functional profile
• functional signaling
• functional signaling link
• functional unit
• function signal
• fundamental
• fundamental mode
• furcate
• fuse
• fused silica
• fusion
• fusion splice
• FWHM
• FX

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This HTML version of Telecom Glossary 2K was last generated on Wed May 8 15:36:48 DT 2002.

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