Sony MDS-JB940 Operating Instructions - Page 55

Specifications, US and foreign patents licensed from Dolby Laboratories. - minidisc

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Specifications 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 MiniDisc digital audio system MiniDisc Semiconductor laser (λ = 780 nm) Emission duration: continuous MAX 44.6 µW1) 1) 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)/ATRAC 3 EFM (Eight-to-Fourteen Modulation) 2 stereo channels 5 to 20,000 Hz ±0.3 dB Over 100 dB during play Below measurable limit Inputs ANALOG IN Jack type: phono Impedance: 47 kilohms Rated input: 500 mVrms Minimum input: 125 mVrms DIGITAL OPTICAL IN1 Connector type: square optical Impedance: 660 nm (optical wave length) DIGITAL OPTICAL IN2 Connector type: square optical Impedance: 660 nm (optical wave length) DIGITAL COAXIAL IN Jack type: phono Impedance: 75 ohms Rated input: 0.5 Vp-p, ±20 % Outputs PHONES Jack type: stereo phone Rated output: 28 mW Load impedance: 32 ohms ANALOG OUT Jack type: phono Rated output: 2 Vrms (at 50 kilohms) Load impedance: over 10 kilohms DIGITAL OPTICAL OUT Connector type: square optical Rated output: -18 dBm Load impedance: 660 nm (optical wave length) DIGITAL COAXIAL OUT Jack type: phono Rated output: 0.5 Vp-p (at 75 ohms) Load impedance: 75 ohms General Power requirements Where purchased U.S.A. and Canada Europe Power requirements 120 V AC, 60 Hz 230 V AC, 50/60 Hz Power consumption Dimensions (approx.) Mass (approx.) 18 W 430 × 111 × 286 mm (17 × 4 3/8 × 11 3/8 in.) (w/h/d) incl. projecting parts and controls 5.3 kg (11 lbs 11 oz) Supplied accessories See page 10. US and foreign patents licensed from Dolby Laboratories. Design and specifications are subject to change without notice. Additional Information 55 Specifications GB

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55
GB
Specifications
Additional Information
Specifications
Inputs
Outputs
General
Power requirements
Supplied accessories
See page 10.
US and foreign patents licensed from Dolby Laboratories.
Design and specifications are subject to change without
notice.
System
MiniDisc digital audio system
Disc
MiniDisc
Laser
Semiconductor laser (
λ
= 780 nm)
Emission duration:
continuous
Laser output
MAX 44.6 μW
1)
1)
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
Material: GaAlAs
Revolutions (CLV)
400 rpm to 900 rpm
Error correction
ACIRC (Advanced Cross Interleave
Reed Solomon Code)
Sampling frequency
44.1 kHz
Coding
ATRAC (Adaptive TRansform
Acoustic Coding)/ATRAC 3
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 100 dB during play
Wow and flutter
Below measurable limit
ANALOG IN
Jack type:
phono
Impedance:
47 kilohms
Rated input:
500 mVrms
Minimum input:
125 mVrms
DIGITAL OPTICAL IN1
Connector type:
square optical
Impedance:
660 nm (optical wave
length)
DIGITAL OPTICAL IN2
Connector type:
square optical
Impedance:
660 nm (optical wave
length)
DIGITAL COAXIAL IN
Jack type:
phono
Impedance:
75 ohms
Rated input:
0.5 Vp-p, ±20 %
PHONES
Jack type:
stereo phone
Rated output:
28 mW
Load impedance:
32 ohms
ANALOG OUT
Jack type:
phono
Rated output:
2 Vrms (at 50
kilohms)
Load impedance:
over 10 kilohms
DIGITAL OPTICAL OUT
Connector type:
square optical
Rated output:
–18 dBm
Load impedance:
660 nm (optical
wave length)
DIGITAL COAXIAL OUT
Jack type:
phono
Rated output:
0.5 Vp-p (at 75 ohms)
Load impedance:
75 ohms
Where purchased
Power requirements
U.S.A. and Canada
120 V AC, 60 Hz
Europe
230 V AC, 50/60 Hz
Power consumption
18 W
Dimensions (approx.)
430
×
111
×
286 mm (17
×
4
3
/
8
×
11
3
/
8
in.) (w/h/d) incl. projecting
parts and controls
Mass (approx.)
5.3 kg (11 lbs 11 oz)