Specifications

MD RecorderAudio 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

Approx. 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)

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

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

GeneralPower requirements

Sony AC Power Adaptor (supplied) connected at the DC IN 3 V jack (country model in parentheses):

120 V AC, 60 Hz (USA, Canada and Taiwan)

230 V AC, 50/60 Hz (Continental Europe and Singapore)

240 V AC, 50 Hz (Australia)

220 V AC, 50 Hz (China)

230 - 240 V AC, 50 Hz (UK and Hong Kong)

110/220 V AC, 60 Hz (Korea)

100 - 240 V AC, 50/60 Hz (Other countries) LR6 (size AA) alkaline dry battery

Battery operation time

See “Battery life” (page 45)

Dimensions

Approx. 81 ⋅ 27.9 ⋅ 74.4 mm (w/h/d) (31/4 ⋅ 11/8 ⋅ 3 in.) without projections.

Mass

Approx. 101 g (3.6 oz) the recorder only

US and foreign patents licensed from Dolby Laboratories.

Design and specifications are subject to change without notice.

Optional accessories

Optical Cable

POC-15B, POC-15AB, POC-DA12SP

Stereo Headphones/earphones* MDR-EX70LP,

MDR-72LP, MDR-A34LP

Active Speakers SRS-Z500

Recordable MDs MDW-series

Your dealer may not handle some of the above listed accessories. Please ask the dealer for detailed information about the accessories in your country.

∗When using optional headphones, use only headphones/earphones with stereo mini plugs. You cannot use headphones/ earphones with micro plugs.

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