Yamaha MDX-9 - Manual (Page 27)

27
ENGLISH
SPECIFICATIONS
Inputs
LINE IN (REC)
Type: pin jack
Input impedance: greater than 27 k-ohms
Standard input level: 120 mV
DIGITAL IN (COAXIAL)
Type: pin jack
Input impedance: 75 ohms
Standard input level: 0.5 Vp-p
DIGITAL IN (OPTICAL) 1/2
Type: square optical connector jack
Outputs
LINE OUT (REC)
Type: pin jack
Standard output level: 2.0 ±0.5 Vrms
DIGITAL OUT (OPTICAL)
Type: square optical connector jack
GENERAL
Power Supplies
230 V, 50 Hz
Power Consumption
20 W
Dimensions (W x H x D)
280 x 82.5 x 362 mm (11" x 3-1/4" x 14-1/4")
Weight
4 kg (8 lbs. 13 oz.)
Accessories
Remote Control
1
Audio cord
2
Batteries (size AA, R6, UM-3)
2
Specifications subject to change without notice.
Digital audio system
System
MiniDisc digital audio system
Disc
MiniDisc
Recording method
Magnetic field variation overwrite
Reading method
Non-contact optical pickup (using semiconductor
laser)
Laser
Semiconductor laser
Laser Diode Properties
Material: GaAIAs
Wavelength: 780 nm
Pulse time:
Read mode ... 0.8 mW Continuous
Write mode ... max 10 mW 0.5S
min cycle 1.5S
Repetition
Record/playback time
Max. 74 minutes (using MDW-74 disc)
74 minutes (stereo)
148 minutes (mono)
Revolutions
Approx. 400~900 rpm (CLV)
Error Correction
ACIRC (Advanced Cross Interleave Reed-solomon
Code)
Sampling frequency
44.1 kHz (32 kHz and 48 kHz signals converted to
44.1 kHz for recording)
Coding
ATRAC (Adaptive TRansform Acoustic Coding)
Modulation system
EFM (Eight-to-Fourteen Modulation)
Number of channels
2 (stereo) or 1 (mono, for extended recording)
Frequency Response
5 ~ 20,000 Hz ±0.5 dB
Signal-to-Noise Ratio
More than 98 dB during playback
Wow and Flutter
Below measurable limit