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Chapter 2
Design and Characteristics
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- 2.14 -
E-3
3.3
Specific Data: SLx8000 Analog TV
3.3.1
Supported Video and Audio Standards
TV standards ............................................. B/G, M/N, D/K and I
Audio coding .............................................. Mono, IRT dual sound, BTSC, optional NICAM
3.3.2
Video Functions
– Input monitoring (sync-pulse width, period and amplitude)
– Black-level retention
– Evaluation of data line (audio mode)
– Amplitude control (using white pulse)
– Sync-pulse regeneration
– Receiver pre-equalization
– Vestigial sideband filtering
– Black-level retention
– Evaluation of data line (audio mode)
– Amplitude control (using white pulse)
– Sync-pulse regeneration
– Receiver pre-equalization
– Vestigial sideband filtering
3.3.3
Audio Functions
– Input level adaptation
– Matrixing
– FM modulation
– Precorrection of audio phase (only with FM carrier, depending on video signal)
– Matrixing
– FM modulation
– Precorrection of audio phase (only with FM carrier, depending on video signal)
With NICAM model
– Coding and modulation in line with EN 300 163
– Single sideband filtering
– Single sideband filtering
3.3.4
Precorrection
– Manual linear precorrection (up to 250 ns group delay, up to ±2 dB frequency response)
– Manual nonlinear precorrection
– Nonlinear frequency response
– Dynamic adjustment of nonlinear precorrection depending on video content
– Precorrection of amplifier asymmetry
– Manual nonlinear precorrection
– Nonlinear frequency response
– Dynamic adjustment of nonlinear precorrection depending on video content
– Precorrection of amplifier asymmetry