Sony MDS-E55 - Page 34

34"
Additional Information
J = it
Specifications
System MiniDisc digital audio system
Disc MiniDisc
Laser Semiconductor laser (A = 780 nm)
Emission duration: continuous
Laser output Less than 44.6 pW*
* 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)
2 stereo channels
5 to 20,000 Hz +0.3 dB
Over 94 dB during playback
Below measurable limit
Number of channels
Frequency response
Signal-to-noise ratio
Wow and flutter
Inputs
Jack type — Input Rated Maximum
impedance input input
LINE Phono jacks 47 kilohms -4 dBs +12 dBS
(ANALOG) IN
DIGITAL IN Square Optical
optical wave
connector length: =
jack 660 nm
Jack type Rated output Load impedance
PHONES Stereo 0~10 mW 32 ohms
phone The level
jack varies.
LINE Phono Maximum Over 10 kilohms
(ANALOG) jacks +8 dBs
OUT
DIGITAL Square Optical power Wave length:
OUT optical -18 dBm 660 nm
connector
jack
OdBs=0.775Vrms
General
Power requirements
Refer to warning letter.
Power consumption 20W
Dimensions (approx.) (w/h/d) incl. projecting parts |
482x91x286mm
(19 x 32/211 1/4 in.)
Mass (approx.) 3.9 kg (8 lbs 7 oz) |
Supplied accessories See page 4.
Optional accessories
Recordable MDs: MDW-60 (60 min), MDW-74 (74 min)
USS. and foreign patents licensed from Dolby Laboratories
Licensing Corporation.
Design and specifications are subject to change without
notice.