Sony MDS-JB920 - Manuel (Page 53)

Additional Information
Specifications
System
Disc
Laser
Laser output
Laser diode properties
Revolutions (CLV)
Error correction
Sampling frequency
Coding
Modulation system
Number of channels
Frequency response
Signal-to-noise ratio
Wow and flutter
MiniDisc digital audio system
MiniDisc
Semiconductor laser (X = 780 nm)
Emission duration; continuous
Less than 44,6 ;^W*
*■ 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 100 dB during playback
Below measurable limit
General
Power requirements
Where purchased Power requirements
Continental Eurofn' and UK 220 - 230 V ,AC, 50/60 Hz
U.S.-'X and Canada 120 V AC 60 Hz
Power consumption 18 W
Dimensions (approx.) (w/h/d) incl. projecting parts and controls
430 X 107.5 X 287 mm
( 1 7 x 4 ' / 4 x 1 1
Vsin)
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
Jack
type Input Rated
impedance input
Minimum
input
LINE (ANALOG)
IN Phono
jacks 47 kilohms 500 mVrms 125 mVrms
DIGITAL
OPTICAL INI Square
optical
connector
jack Optical wave
length:
660 nm
-
DIGITAL
OPTICAL IN2 Square
optical
connector
jack Optical wave
length;
660 nm
■
DIGITAL
COAXIAL IN - Phono
jack 75 ohms 0.5 Vp-p,
±20% ~
Outputs
Jack type Rated output Load impedance
PHONES Stereo
phone jack 28 mW 32 ohms
LINE (ANALOG)
OUT Phono
jacks
2 Vrms
(at 50 kilohms) Over
10 kilohms
DIGITAL
OPTICAL OUT Square
optical
connector
jack -18 dBm Optical wave
length;
660 nm
DIGITAL
COAXIAL OUT Phono
jack
0.5 Vp-p
(at 75 ohms) 75 ohms
5 r