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Appendix
A-2 Appendix
Specifications
Digital video system
Digital video signal system
Sampling frequency
Y: 74.25 MHz
R–Y/B–Y: 37.125 MHz
Quantization 8 bits/sample
Compression Coefficient recording system
Channel coding S-I-NRZI PR-IV
Error correction Reed-Solomon code
Analog component output
Bandwidth
Y0 to 5.75 MHz +0.5 dB/–2.0 dB
R–Y/ B–Y 0 to 2.75 MHz +0.5 dB/–2.0 dB
S/N ratio 56 dB or more
K factor (2T pulse)
1% or less
Digital audio system
Digital audio (CH1 to CH4) signal format
Sampling frequency
48 kHz (synchronized with video)
Quantization 20 bits/sample
Wow and flutter Below measurable level
Headroom 20 dB (or 18 dB, selectable)
Emphasis T1= 50 µs, T2=15 µs (on/off
selectable in recording mode)
Analog input/output (CH1 to CH4)
A/D, D/A quantization
20 bits/sample
Frequency response
20 Hz to 20 kHz +0.5 dB/ –1.0 dB
(0 dB at 1 kHz)
Dynamic range 95 dB or more (at 1 kHz, emphasis
on)
Distortion 0.05% or less (at 1 kHz, emphasis
on, reference level (+4 dBm))
Crosstalk –80 dB or less (at 1 kHz, between
any two channels)
Analog audio (CUE)
Frequency response
100 Hz to 12 kHz ±3 dB
S/N 45 dB or more (at distortion level
of 3%)
Distortion 2% or less (THD, 1 kHz, reference
level)
Wow and flutter 0.2% rms or less