Specifications, Additional information 52, General – Sony MINIDISC MDS-JB920 Manuel d'utilisation

Page 52

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Additional Information

52

EN

Specifications

System

MiniDisc digital audio system

Disc

MiniDisc

Laser

Semiconductor laser (

λ

= 780 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 objective
lens surface on the Optical Pick-up
Block with 7 mm aperture.

Laser diode properties

Material: GaAIAs

Revolutions (CLV)

400 rpm to 900 rpm

Error correction

Advanced Cross Interleave Reed
Solomon Code (ACIRC)

Sampling frequency

44.1 kHz

Coding

Adaptive Transform Acoustic Coding
(ATRAC)

Modulation system

EFM (Eight-to-Fourteen Modulation)

Number of channels

2 stereo channels

Frequency response

5 to 20,000 Hz ±0.3 dB

Signal-to-noise ratio

Over 100 dB during playback

Wow and flutter

Below measurable limit

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

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

430

Ч

107.5

Ч

287 mm

(17

Ч

4

1

/

4

Ч

11

3

/

8

in)

Mass (approx.)

4.8 kg (10 lb 9 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

500 mVrms

Rated
input

Minimum
input

125 mVrms

Input
impedance

47 kilohms

Jack
type

Phono
jacks

LINE (ANALOG)
IN

n

DIGITAL
COAXIAL IN

Phono
jack

75 ohms

0.5 Vp-p,
±20%

DIGITAL
OPTICAL IN1

Square
optical
connector
jack

Optical wave
length:
660 nm

DIGITAL
OPTICAL IN2

Square
optical
connector
jack

Optical wave
length:
660 nm

Outputs

Load impedance

Jack type

Rated output

DIGITAL
OPTICAL OUT

LINE (ANALOG)
OUT

PHONES

32 ohms

Over
10 kilohms

Optical wave
length:
660 nm

28 mW

2 Vrms
(at 50 kilohms)

–18 dBm

Stereo
phone jack

Phono
jacks

Square
optical
connector
jack

DIGITAL
COAXIAL OUT

Phono
jack

0.5 Vp-p
(at 75 ohms)

75 ohms

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