Sony MZ-R30 - Manual (Page 33)

Specifications
System
Audio playing system
MiniDisc digital audio svstctr»
Laser diode properties
Material; GaAlAs
Wavelength: Л = 780 nm
Emission duration: continuous
Laser output: less than 44.6 gW
(This output is the value measured at a
distance of 2(X) mm from the lens surface on
the optical pick-up block.)
Recording and playback time
Maximum 74 minutes (MDW-74, stereo
recording)
Maximum 148 minutes (MDW-74, monaural
recording)
Revolutions
400 rpm to 9(Ю rpm (CLV)
Error correction
Advanced Cross Interleave Reed'Solomon
Code (ACIRC)
Sampling frequency
44.1 kHz
Sampling rate converter
Input: 33 kHz/44.1 kHz/48 kHz
CcHling
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 ± 3 dB
Wow and Flutter
Below
measurable limit
Inputs
Microphone: stereo mini-jack, 0.22 - 0.78 mV
Line in: stereo mini-jack, 69-194 mV
Optical (Digital) in: optical (digital) mini-jack
Outputs
Headphones: 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
General
Power requirements
Si>nv AC l\>wor Adaptor (supplioti)
connected at the DC IN 6 V' j.u'k;
120 V AC, 60 Hz (US miKlel)
230-240 V AC, 50/60 Hz (UK model)
240 \' AC, 50/60 Hz (Australia and New
Zealand nuKlel)
UKl-240 V AC, 50/60 Hz (Other models)
Lithium ion rechargeable battery L1P-12(H)
(supplied)
Two LR6 (size AA) alkaline batteries (not
supplied)
Battery operation time
See "Battery life" (page 25)
Dimensions
Approx. 116.5x 26 X 78 mm (w/h/d)
(4 ^/s X 1 Vih X 3 Vii in.)
Mass
Approx. 220 g (7.1 oz) the recorder only
Approx. 364 g (11.7 oz) for US model, 317 g
(10.2 oz) for other models ; inch a recordable
MD, headphones with a remote controller,
and LIP-12 lithium ion rechargeable battery
Supplied accessories
AC power adaptor (1)
Headphones with a remote controller (1)
LIP-12(H) lithium ion rechargeable battery
( 1 )
Ear pads (2)(Except for US model)
Carrying case (1)
Dry battery case (1)
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