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39
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 104 dB during playback
Wow and flutter Below measurable limit
General
Power requirements
Where purchased Power requirements
U.S.A. and Canada 120 V AC, 60 Hz
Continental Europe 220 – 230 V AC, 50/60 Hz
Power consumption 26 W
Dimensions (approx.) (w/h/d) incl. projecting parts
430 × 125 × 345 mm
(17 × 5 × 13
5
/8 in.)
Mass (approx.) 9.3 kg (20 lbs 8 oz)
Supplied accessories
See page 4.
Optional accessories
Recordable MDs MDW-60 (60 min), MDW-74 (74 min)
Optical cable POC-15A
Coaxial digital connecting cable
VMC-10
U.S. 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
DIGITAL IN
OPT1
LINE(ANALOG)
IN
Square
optical
connector
jack
Optical wave
length:
660 nm
Outputs
Load impedance
Jack type Rated output
DIGITAL OUT
OPTICAL
LINE(ANALOG)
OUT
PHONES
32 ohms
Over 10 kilohms
Wave length:
660 nm
28 mW
2 Vrms
(at 50
kilohms)
–18 dBm
Stereo
phone jack
Phono
jacks
Square
optical
connector
jack
DIGITAL IN
COAXIAL
Phono jack 75 ohms
0.5 Vp-p,
±20%
—
——
DIGITAL IN
OPT2
Square
optical
connector
jack
Optical wave
length:
660 nm
n