Additional Information
30
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 96 dB during playback
Wow and flutter
Below measurable limit
General
Power requirements
120 V AC, 60 Hz
Power consumption
19 W
Dimensions (approx.) (w/h/d) incl. projecting parts
280
×
83
×
270 mm
(11
1
/
8
×
3
3
/
8
×
10
3
/
4
in.)
Mass (approx.)
3.3 kg (7 lbs 4 oz)
Supplied accessories
See page 4.
Optional accessories
Recordable MDs: MDW-60 (60 min), MDW-74 (74 min)
Optical cable: POC-15A
U.S. and foreign patents licensed from Dolby Laboratories
Licensing Corporation.
Design and specifications are subject to change without
notice.
Inputs
—
—
Outputs
500 mVrms
Rated
input
Minimum
input
125 mVrms
Input
impedance
47 kilohms
Jack type
Phono jacks
Load impedance
Jack type
Rated output
DIGITAL
OUT
LINE
(ANALOG)
OUT
HEADPHONES
Over 10 kilohms
Wave length:
660 nm
10 mW
2 Vrms
(at 50 kilohms)
–18 dBm
Phono
jacks
DIGITAL IN
Square
optical
connector
jack
Optical
wave
length:
660 nm
Stereo
phone
jack
32 ohms
Square
optical
connector
jack
LINE
(ANALOG) IN