Kenwood KDC-W8531 用户手册

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Frequency range (50 kHz space)

:  87.5 MHz – 108.0 MHz

Usable sensitivity (S/N = 26dB)

:  0.7 µV /75 Ω

Quieting Sensitivity (S/N = 46dB)

:  1.6 µV /75 Ω

Frequency response (±3.0 dB)

:  30 Hz – 15 kHz

Signal to Noise ratio (MONO)

:  65 dB

Selectivity (DIN) (±400 kHz)

:  ≥ 80 dB

Stereo separation (1 kHz)

:  35 dB

Frequency range (9 kHz space)

:  531 kHz – 1611 kHz

Usable sensitivity (S/N = 20dB)

:  25 µV

Frequency range

:  153 kHz – 281 kHz

Usable sensitivity (S/N = 20dB)

:  45 µV

Maximum output power

:  50 W x 4

Output power (DIN 45324, +B=14.4V) 

:  30 W x 4

Tone action

  Bass : 100 Hz ±10 dB
  Middle : 1 kHz ±10 dB
  Treble : 10 kHz ±10 dB

Preout level / Load (during disc play)

:  5000 mV/10 kΩ (KDC-W8531)
:  2500 mV/10 kΩ (KDC-W7531/W7031)

Preout impedance (during disc play)

:  ≤ 80 Ω (KDC-W8531/W7531)
:  ≤ 600 Ω (KDC-W7031)

Specifications subject to change without notice.

Laser diode

:  GaAlAs

Digital filter (D/A) 

:  8 Times Over Sampling

D/A Converter

:  1 Bit

Spindle speed (Audio file)

:  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-W8531/W7531)
:  0.01 % (KDC-W7031)

Signal to Noise ratio (1 kHz)

:  110 dB (KDC-W8531/W7531)
:  105 dB (KDC-W7031)

Dynamic range

:  93 dB

Channel separation

:  96 dB

MP3 decode 

:  Compliant with MPEG-1/2 Audio Layer-3

WMA decode

:  Compliant with Windows Media Audio

AAC decode

: AAC-LC ".m4a" files 

Frequency response (±1 dB)

:  20 Hz – 20 kHz

Input Maximum Voltage

:  1200 mV

Input Impedance

:  100 kΩ

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

Weight

:  1.5 kg

B64-2987-00_E_r4.1_English.indd   56

B64-2987-00_E_r4.1_English.indd   56

04.11.19   9:13:05 AM

04.11.19   9:13:05 AM