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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
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)
MIC: stereo mini-jack
(minimum input level 0.25 mV)
Line in:
stereo mini-jack for analog input
(minimum input level 49 mV)
optical (digital) mini-jack for optical
(digital) input
Outputs
i/LINE OUT
2)
: stereo mini-jack (dedicated
remote control jack)/194 mV (10 kΩ)
Maximum output (DC)
2)
Headphones:
2 mW + 2 mW (16 Ω) (European models)
5 mW + 5 mW (16 Ω) (Other models)
Power requirements
Sony AC Power Adaptor connected at the DC
IN 6V jack:
120 V AC, 60 Hz (Models for USA, Canada,
Mexico and Taiwan)
220 V AC, 50/60 Hz (Models for continental
Europe, Singapore and Thailand)
240 V AC, 50 Hz (Model for Australia)
220 V AC, 50 Hz (Model for China)
230 - 240 V AC, 50 Hz (Models for U.K. and
Hong Kong)
220 V AC, 50 Hz (Model for Argentine)
100 - 240 V AC, 50/60 Hz (Other models)
The recorder:
Lithium-ion rechargeable battery (Built-in)
LIP-3WMB, 3.7 V, 340 mAh, Li-ion
LR6 (size AA) alkaline battery
USB cradle:
AC power adaptor DC 6V
Battery operation time
3)
See “Battery life” (page 76)
Dimensions
Approx. 78.5 × 73.3 × 13.8 mm (w/h/d)
(3
1
/8 × 3 ×
9
/16 in.) (excluding projecting parts
and controls)
Mass
Approx. 84 g (3 oz) (including the built-in
rechargeable battery)
1)
The LINE IN (OPT) jack is used to connect
either a digital (optical) cable or a line
(analog) cable.
2)
The i/LINE OUT 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.
Optional accessories
Optical Cable
POC-151HG, POC-152HG, POC-MZ1,
POC-MZ2, POC-15B, POC-15AB, POC-
DA12SP
Line Cable
RK-G129, RK-G136
Stereo Microphones ECM-717, ECM-MS907,
ECM-MS957
MDR-series Stereo Headphones/earphones*
SRS-series Active Speakers
Recordable MDs MDW-series