Additional Information

Specifications

System

MiniDisc digital audio system

Disc

MiniDisc

Laser

Semiconductor laser (λ = 780 nm)

 

Emission duration: continuous

Laser output

Less than 44.6 µW*

General

Power requirements

Where purchased

 

Power requirements

 

 

Continental Europe and UK

220 – 230 V AC, 50/60 Hz

 

 

 

U.S.A. and Canada

 

120 V AC, 60 Hz

 

 

 

Power consumption

18 W

 

Laser diode properties Revolutions (CLV) Error correction

Sampling frequency Coding

Modulation system Number of channels Frequency response Signal-to-noise ratio Wow and flutter

*This output is the value measured at a distance of 200 mm from the objective lens surface on the Optical Pick-up Block with 7 mm aperture.

Material: GaAlAs

400 rpm to 900 rpm

Advanced Cross Interleave Reed Solomon Code (ACIRC)

44.1 kHz

Adaptive Transform Acoustic Coding (ATRAC)

EFM (Eight-to-Fourteen Modulation)

2 stereo channels

5 to 20,000 Hz ±0.3 dB

Over 102 dB during playback

Below measurable limit

Dimensions (approx.) (w/h/d) incl. projecting parts and controls

 

430 × 125 × 345 mm

 

(17 × 5 × 13 3/4 in)

Mass (approx.)

7.8 kg (17 lb 3 oz)

Supplied accessories

See page 4.

Optional accessories

Recordable MDs

MDW-60 (60 min), MDW-74 (74 min)

US and foreign patents licensed from Dolby Laboratories Licensing Corporation.

Design and specifications are subject to change without notice.

Inputs

 

Jack

Input

Rated

Minimum

 

type

impedance

input

input

 

 

 

 

 

 

LINE(ANALOG)

Phono

47 kilohms

500 mVrms

125 mVrms

IN

jacks

 

 

 

 

 

 

 

 

 

 

DIGITAL IN

Square

Optical wave

 

 

 

OPT1

optical

length:

 

connector

660 nm

 

 

 

 

 

jack

 

 

 

 

 

 

 

 

 

 

DIGITAL IN

Square

Optical wave

 

 

 

OPT2

optical

length:

 

connector

660 nm

 

 

 

 

 

jack

 

 

 

 

 

 

 

 

 

 

DIGITAL IN

Phono

75 ohms

0.5 Vp-p,

COAXIAL

jack

 

±20%

 

 

 

 

 

 

 

 

 

Outputs

 

Jack type

Rated output

Load impedance

 

 

 

 

PHONES

Stereo

28 mW

32 ohms

 

phone jack

 

 

 

 

 

 

LINE(ANALOG)

Phono

2 Vrms

Over

OUT

jacks

(at 50 kilohms)

10 kilohms

 

 

 

 

DIGITAL OUT

Square

–18 dBm

Optical wave

OPTICAL

optical

 

length:

 

connector

 

660 nm

 

jack

 

 

 

 

 

 

DIGITAL OUT

Phono

0.5 Vp-p

75 ohms

COAXIAL

jack

(at 75 ohms)

 

 

 

 

 

54EN