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Specifications
MD recorder
Audio playing system
MiniDisc digital audio system
Laser diode properties
Material: GaAlAs MQW
Wavelength:
λ = 790 nm
Emission duration: continuous
Laser output: less than 44.6 µW
(This output is the value measured at
a distance of 200 mm from the lens
surface on the optical pick-up block
with 7 mm aperture.)
Recording and playback time
When using MDW-80
Maximum 160 min. in monaural
Maximum 320 min. in stereo
Revolutions
350 rpm to 2,800 rpm (CLV)
Error correction
ACIRC (Advanced Cross Interleave
Reed Solomon Code)
Sampling frequency
44.1 kHz
Sampling rate converter
Input: 32 kHz/44.1 kHz/48 kHz
Coding
ATRAC (Adaptive TRansform
Acoustic Coding)
AT RA C3 — LP2
AT RA C3 — LP4
Modulation system
EFM (Eight to Fourteen
Modulation)
Number of channels
2 stereo channels
1 monaural channel
Frequency response
20 to 20,000 Hz ± 3 dB
Wow and Flutter
Below measurable limit
Inputs
Microphone: stereo mini-jack,
minimum input level 0.35 mV
Line in: stereo mini-jack, minimum
input level 49 mV
Optical (Digital) in: optical (digital)
mini-jack
Outputs
i: stereo mini-jack, maximum
output level 5 mW + 5 mW, load
impedance 16 ohm
Radio
Frequency range
AM:
530 - 1,710 kHz (US, Canada,
and Central and South America
models)
531 - 1,602 kHz (Other models)
FM:
87.5 - 108.0 MHz
General
Power requirements
Sony AC Power Adaptor (supplied)
connected at the DC IN 3 V jack:
120 V AC, 60 Hz (U.S.A.,
Canadian and Taiwan model)
230 V AC, 50/60 Hz (Europe
continental model)
240 V AC, 50 Hz (Australian
model)
220 V AC, 50 Hz (Chinese
model)
230 - 240 V AC, 50 Hz (U.K. and
Hong Kong model)
220 V AC, 50 Hz (Argentina
model)