SpecificationsSystemAudio playing system

MiniDisc digital audio system

Laser diode properties

Material: GaAlAs

Wavelength: λ = 790 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 lens surface on the optical pick-up block with 7 mm aperture.)

Recording and playback time

When using MDW-80

Maximum 160 min. in monaural.

Maximum 320 min. in stereo

Revolutions

350 rpm to 2,800 rpm (CLV)

Error correction

ACIRC (Advanced Cross Interleave Reed Solomon Code)

Sampling frequency

44.1 kHz

Sampling rate converter

Input: 32 kHz/44.1 kHz/48 kHz

Coding

ATRAC (Adaptive TRansform Acoustic

Coding)

ATRAC3 — LP2/LP4

Modulation system

EFM (Eight to Fourteen Modulation)

Speaker

28 mm (11/8 in.) dia.

Frequency response (digital/analog input)

20 to 20,000 Hz ± 3 dB

Wow and Flutter

Below measurable limit

Inputs

Microphone: stereo mini-jack (minimum input level 0.25 mV) Line in1):

stereo mini-jack for analog input (minimum input level 39 mV) optical (digital) mini-jack for optical (digital) input

52-GB
Outputs

i: stereo mini-jack (dedicated remote control jack)

Maximum output (DC)2)

Headphones: 5 mW + 5 mW (16 ohm)

Speaker: 70 mW

GeneralPower requirements

DC 3V

LR6 (size AA) alkaline dry battery (world model only)

Battery operation time

See “Battery life” (page 42)

Dimensions2)

Approx. 105.7 ⋅ 80.0 ⋅ 24.9 mm (w/h/d)

(41/4 ⋅ 31/8 ⋅ 1 in.) not incl. projecting parts and controls.

Mass

Approx. 160 g (5.7 oz) (main unit only)

Supplied accessories

Remote control (1) Headphones (1) Carrying pouch (1) Hand strap (1)

Sony LR6 (size AA) alkaline dry battery (world model only) (1)

1)The LINE IN (OPTICAL) jack is used to connect either a digital (optical) cable or a line (analog) cable.

2)Measured in accordance with JEITA.

Optional accessories

AC power adaptor AC-E30HG Optical Cable POC-15B, POC-15AB Line Cable RK-G129HG, RK-G136HG Stereo Microphones ECM-717 Recordable MDs MDW-series

Foot control unit FS-85B50

Headphones* MDR-EX70LP, MDR-E838LP

*When using optional headphones, use only headphones with stereo mini plugs. You cannot use headphones with micro plugs.

Your dealer may not handle some of the above listed accessories. Please ask the dealer for detailed information about the accessories in your country.

US and foreign patents licensed from Dolby Laboratories.

Design and specifications are subject to change without notice.