Error correction
Performance testing
Optical measurement
Communication equipment
Telecommunication systems
Optical communication systems
Receivers
Ratios
Telecommunication
Communication networks
Approval testing
Test equipment
Television systems
Visual signals
Television networks
Performance
Amplifiers
Broadcasting networks
Video signals
Polarization (wave physics)
Errors
Bit error rate
Wire transmission (telecommunication)
Cable television
Transmitters
Noise (spurious signals)
Acoustic signals
Optoelectronic devices
Fibre optics
Optical fibres
Fibre optic connectors