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Specifications
FM tuner section
Frequency range (200 kHz space)
: 87.9 MHz – 107.9 MHz
Usable sensitivity (S/N = 30dB)
: 9.3dBf (0.8 μV /75 Ω)
Quieting Sensitivity (S/N = 50dB)
: 15.2dBf (1.6 μV /75 Ω)
Frequency response (±3.0 dB)
: 30 Hz – 15 kHz
Signal to Noise ratio (MONO)
: 70 dB
Selectivity (±400 kHz)
: ≥ 80 dB
Stereo separation (1 kHz)
: 40 dB
AM tuner section
Frequency range (10 kHz space)
: 530 kHz – 1700 kHz
Usable sensitivity (S/N = 20dB)
: 28 dBμ (25 μV)
CD player section
Laser diode
: GaAlAs
Digital filter (D/A)
: 8 Times Over Sampling
D/A Converter
: 1 Bit
Spindle speed
: 1000 – 400 rpm (CLV 2times)
Wow & Flutter
: Below Measurable Limit
Frequency response (±1 dB)
: 10 Hz – 20 kHz
Total harmonic distortion (1 kHz)
: 0.008 % (KDC-X491)
: 0.01 % (KDC-MP435U)
Signal to Noise ratio (1 kHz)
: 110 dB (KDC-X491)
: 105 dB (KDC-MP435U)
Dynamic range
: 93 dB
MP3 decode
: Compliant with MPEG-1/2 Audio Layer-3
WMA decode
: Compliant with Windows Media Audio
AAC decode
: AAC-LC ".m4a" files
WAV signal
: Linear-PCM
Audio section
Maximum output power
: 50 W x 4
Full Bandwidth Power (at less than 1% THD)
: 22 W x 4
Speaker impedance
: 4 - 8 Ω
Tone action
Bass : 100 Hz ±8 dB
Middle : 1 kHz ±8 dB
Treble : 10 kHz ±8 dB
Preout level / Load (during disc play)
: 4000 mV/10 kΩ (KDC-X491)
: 2000 mV/10 kΩ (KDC-MP435U)
Preout impedance
: ≤ 600 Ω
USB Interface
USB Standard
: USB1.1/ 2.0
File System
: FAT16/ 32
Maximum Supply current
: 500 mA
MP3 decode
: Compliant with MPEG-1/2 Audio Layer-3
WMA decode
: Compliant with Windows Media Audio
AAC decode
: AAC-LC ".m4a" files
WAV signal
: Linear-PCM
Auxiliary input
Frequency response (±1 dB)
: 20 Hz – 20 kHz
Input Maximum Voltage
: 1200 mV
Input Impedance
: 100 kΩ
General
Operating voltage (11 – 16V allowable)
: 14.4 V
Current consumption
: 10 A
Installation Size (W x H x D)
: 182 x 53 x 155 mm
7-3/16 x 2-1/16 x 6-1/8 inch
Weight
: 3.1 lbs (1.40 kg)
Specifications subject to change without notice.