Noise (spurious signals)
Errors
Signals
Electronic equipment and components
Electric cables
Receivers
Communication equipment
Electric plugs
Computer networks
Electrical safety
Physical layer (OSI)
Electrical impedance
Token ring networks
Communication cables
Telephony
Voltage
Interfaces (data processing)
Signal distortion
Local area networks
Ring networks
Data transfer
Data transmission
Electric connectors
Interfaces
Open systems interconnection
Information exchange
Electric cable systems
Compatibility
Transmitters
Electric wires