Sony MDS-JA20ES - Manuel (Page 54)

Additional Information
54 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: GaAlAs
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 102 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 125 Ч 345 mm
(17
Ч
5
Ч
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
500 mVrms
Rated
input Minimum
input
125 mVrms
Input
impedance
47 kilohms
Jack
type
Phono
jacks LINE(ANALOG)
IN
DIGITAL IN
COAXIAL Phono
jack 75 ohms 0.5 Vp-p,
±20%
—
Outputs
Load impedance Jack type Rated output
DIGITAL OUT
OPTICAL
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 OUT
COAXIAL Phono
jack 0.5 Vp-p
(at 75 ohms) 75 ohms
— —
DIGITAL IN
OPT1 Square
optical
connector
jack Optical wave
length:
660 nm
— —
DIGITAL IN
OPT2 Square
optical
connector
jack Optical wave
length:
660 nm