Specifications - Sony MZ-R37SP - MD Walkman MiniDisc Recorder Operating Instructions Manual

Specifications

System
Audio playing system
MiniDisc digital audio system
Laser diode properties
Material: GaAlAs
Wavelength: = 780 nm
Emission duration: continuous
Laser output: less than 44.6 W
(This output is the value measured at a
distance of 200 mm from the lens surface on
the optical pick-up block with 7 mm
aperture.)
Recording and playback time
Maximum 80 minutes (MDW-80, stereo
recording)
Maximum 160 minutes (MDW-80, monaural
recording)
Revolutions
400 rpm to 900 rpm (CLV)
Error correction
Advanced Cross Interleave Reed Solomon
Code (ACIRC)
Sampling frequency
44.1 kHz
Sampling rate converter
Input: 32 kHz/44.1 kHz/48 kHz
Coding
Adaptive TRansform Acoustic Coding
(ATRAC)
Modulation system
EFM (Eight to Fourteen Modulation)
Number of channels
2 stereo channels
1 monaural channel
Frequency response
20 to 20,000 Hz
Wow and Flutter
Below measurable limit
Inputs
MIC (PLUG IN POWER): stereo mini-jack,
0.35–1.38 mV
(OPTICAL) LINE IN: stereo mini-jack with
optical (digital) in
•Line in: 69–194 mV
•Optical (digital) in: wave length 660 nm
Outputs
PHONES/REMOTE: stereo mini-jack,
maximum output level 5 mW+ 5 mW, load
impedance 16 ohm
LINE OUT: stereo mini-jack, 194 mV, load
impedance 10 kilohm or greater
32
3 dB
General
Power requirements
Sony AC Power Adaptor AC-E45HG (not
supplied) connected at the DC IN 4.5 V jack:
120 V AC, 60 Hz
Two nickel metal hydride rechargeable
batteries NH-WMAA (not supplied)
Two size AA (LR6) alkaline batteries (not
supplied)
Battery operation time
See "Battery life" (page 24)
Dimensions
Approx. 116.8 x 18.5 x 86.1 mm (w/h/d)
5 3 1
(4 / x / x 3 / in.)
8 4 2
Mass
Approx. 160 g (5.6 oz) the recorder only
Approx. 220 g (7.8 oz) incl. a recordable MD,
and two NH-WMAA nickel metal hydride
rechargeable batteries
Supplied accessories
Headphones (1)
Optical cable (1)