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Specifications
MD recorder
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
380 rpm to 2,700 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)
ATRAC3 — LP2/LP4
Modulation system
EFM (Eight to Fourteen Modulation)
Frequency response
20 to 20,000 Hz ± 3 dB
Inputs
1)
Line in:
stereo mini-jack for analog input
(minimum input level 49 mV)
optical (digital) mini-jack for optical
(digital) input
Outputs
i: stereo mini-jack
Maximum output level
2.5 mW + 2.5 mW: load impedance 16 Ω
(European models)
5 mW + 5 mW: load impedance 16 Ω (other
models)
Radio
Frequency range
Models for Europe and China:
FM: 87.5 - 108.0 MHz
AM: 531 - 1,602 kHz
Other models:
FM: 87.5 - 108.0 MHz
AM: 531 - 1,710 kHz
Antenna
FM:
Headphones/earphones cord antenna
AM:
Built-in ferrite bar antenna
General
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 (Model 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-7WMAA 1.2V 700 mAh (MIN) Ni-MH
LR6 (size AA) alkaline battery
Battery operation time
3)
See “Battery life” (page 64)
Dimensions
Approx. 81.0 × 27.7 × 74.4 mm (w/h/d)
(3
1
/4 × 1
1
/8 × 3 in.)
Mass
Approx. 103 g (3.6 oz) the recorder only
1)
The LINE IN (OPTICAL) jack is used to
connect either a digital (optical) cable or a line
(analog) cable.
2)
The i jack connects either headphones/
earphones or a line cable.
3)
Measured in accordance with JEITA.
US and foreign patents licensed from Dolby
Laboratories.
Design and specifications are subject to change
without notice.