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Specifications
Audio playing system
MiniDisc digital audio system
Laser diode properties
Material: GaAlAs
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 LP4 stereo
Revolutions
350 rpm to 3,600 rpm (CLV)
Error correction
ACIRC (Advanced Cross Interleave Reed
Solomon Code)
Sampling frequency
44.1 kHz
Coding
ATRAC (Adaptive TRansform Acoustic
Coding)
ATRAC3 — LP2/LP4
Modulation system
EFM (Eight to Fourteen Modulation)
Frequency response
20 to 20,000 Hz ± 3 dB
Outputs
i: stereo mini-jack (dedicated remote control
jack)/194 mV (10 kΩ)
Maximum output (DC)
Headphones:
4 mW + 4 mW (16 Ω) (European models)
5 mW + 5 mW (16 Ω) (Other models)
Power requirements
Sony AC Power Adaptor connected at the DC
IN 3V jack:
120 V AC, 60 Hz (Models for USA, Canada,
Mexico and Taiwan)
230 V AC, 50/60 Hz (Models for continental
Europe and Chili)
240 V AC, 50 Hz (Model for Australia)
220 V AC, 50 Hz (Models for China)
230 V AC, 50 Hz (Models for U.K. and
Hong Kong)
220 V AC, 60 Hz (Model for Korea)
100 - 120 V/220 - 240 V AC, 50/60 Hz
(Other models)
The recorder:
Nickel metal hydride rechargeable battery
NH-14WM, 1.2 V, 1,350 mAh (MIN),
Ni-MH
LR6 (size AA) alkaline battery
Battery charging stand:
AC power adaptor DC 3V
Battery operation time
1)
See “Battery life” (page 30)
Dimensions
Approx. 78.9 × 72.2 × 17.2 mm (w/h/d)
(3
1
/8 × 2
7
/8 ×
11
/16 in.)
(excluding projecting parts and controls)
Mass
Approx. 85 g (3.0 oz) the recorder only
1)
Measured in accordance with JEITA.
US and foreign patents licensed from Dolby
Laboratories.
Design and specifications are subject to change
without notice.
Optional accessories
Nickel metal hydride rechargeable battery NH-
14WM