Sony DNW-A25WS, Руководство по эксплуатации

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A-6
Appendixes
Appendixes
Analog composite recording/
playback
Bandwidth (Y)
0 to 4.5 MHz+0.5 dB/
–3.0 dB (525 mode),
0 to 5.5 MHz +0.5 dB/
–3.0dB (625 mode)
S/N 53 dB or more
Differential gain
2% or less
Differential phase
2° or less
Y/C delay 15 ns or less
K factor (2T pulse)
1.5% or less
Output SCH phase
Based upon RS-170A/ITU-
R BT.624-3
Audio system
Digital audio signal system
Sampling frequency
48 kHz (synchronized with
video)
Quantization
16 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 output
A/D, D/A quantization
16 bits/sample
Frequency response
20 Hz to 20 kHz +0.5 dB/
–1.0 dB (0 dB at 1 kHz)
Dynamic range
88 dB or more (at 1 kHz,
emphasis on, 30 kHz
LPF ON)
Distortion
0.05% or less (at 1 kHz,
emphasis on, reference
level (+4 dBm), 30 kHz
LPF ON)
Crosstalk –80 dB or less (at 1 kHz,
between any two
channels, 1 kHz BPF
ON)
Others
Channel coding
S-I-NRZI PR-IV
Error correction
Reed-Solomon code
LCD monitor
Display method: Active
matrix transmission
Size: 6.4 inches
Picture elements: 640
×
480
×
3 pixels
Luminance/brightness:
Adjustable by knob
Specifications