Specifications, System, Disc – Sony MDS-JB930 Manuel d'utilisation

Page 56: Laser, Laser output, Sampling frequency coding, Line (analog) in, Digital optical ini, Digital optical in2, Digital coaxial in

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Specifications

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System

Disc

Laser

Laser output

Laser diode

Revolutions (CLV)

Error correction

Sampling frequency

Coding

Modulation system

Number of channels

Frequency response

Signal-to-noise ratio

Wow and flutter

Inputs

LINE (ANALOG) IN

DIGITAL OPTICAL INI

DIGITAL OPTICAL IN2

DIGITAL COAXIAL IN

MiniDisc digital audio system

MiniDisc

Semiconductor laser

{ X

= 780 nm)

Emission duration: continuous

Less than 44.6 pW*

* 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

ACIRC (Advanced Cross Interleave
Reed Solomon Code)

44.1 kHz

ATRAC (Adaptive TRansform
Acoustic Coding)

EFM (Eight-to-Fourteen Modulation)

2 stereo channels

5 to 20,000 Hz ±0.3 dB

Over 100 dB during playback

Below measurable limit

Jack type: phono

Impedance: 47 kilohms

Rated input: 500 mVrms

Minimum input: 125 mVrms

Connector type: square optical

Impedance: 660 nm (optical wave
length)

Cormector type: square optical

Impedance: 660 nm (optical wave
length)

Jack type: phono

Impedance: 75 ohms

Rated input: 0.5 Vp-p, ±20%

Outputs

PHONES

LINE (ANALOG) OUT

DIGITAL OPTICAL OUT

DIGITAL COAXIAL OUT

General

Power requirements

Power consumption

Dimensions (approx.)

Mass (approx.)

Jack type: stereo phone

Rated output: 28 mW

Load impedance: 32 ohms

Jack type: phono

Rated output: 2 Vrms (at 50 kilohms)

Load impedance: over 10 kilohms

Connector type: square optical

Rated output: -18 dBm

Load impedance: 660 nm (optical
wave length)

Jack type: phono

Rated output: 0.5 Vp-p (at 75 ohms)

Load impedance: 75 ohms

120 V AC, 60 Hz

18W

430

X n o X

287 mm (17 x 4 Vs x

11 ^/s in.) (w/h/d) incl. projecting

parts and controls

5.2 kg (11 lbs 7 oz)

Supplied accessories

See page 4.

US and foreign patents licensed from Dolby Laboratories
Licensing Corporation.

Design and specifications are subject to change without notice.

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