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ENGLISH

FM tuner section

Frequency range (200 kHz space):
87.9 MHz — 107.9 MHz
Usable sensitivity (S/N= 26
dB):
11.2 dBf (1.0 μV/75 Ω)
Quieting sensitivity (DIN S/N = 46
dB):
19.2 dBf (2.5 μV/75 Ω)
Frequency response (±3
dB):
30 Hz — 15 kHz
Signal-to-Noise ratio (MONO):
63 dB
Stereo separation (1
kHz):
40 dB

Digital FM tuner section

Frequency range (200
kHz space):
87.9 MHz — 107.9 MHz
Frequency response (±3
dB):
20 Hz — 20 kHz
Signal-to-Noise ratio (STEREO):
70 dB

AM tuner section

Frequency range (10
kHz space):
530 kHz — 1 700 kHz
Usable sensitivity (S/N= 20
dB):
31 dBμ (36 μV)

Digital AM tuner section

Frequency range (10
kHz space):
530 kHz — 1 700 kHz
Frequency response (±3
dB):
40 Hz — 15 kHz
Signal-to-Noise ratio (STEREO):
70 dB

CD player section

Laser diode:
GaAIAs
Digital filter (D/A):
8 Times Over Sampling
D/A converter:
24 Bit
Spindle speed:
500 rpm — 200 rpm (CLV)
Wow & Flutter:
Below Measurable Limit
Frequency response (±1
dB):
20 Hz — 20 kHz
Total harmonic distortion (1
kHz):
0.01 %
Signal-to-Noise ratio (1
kHz):
For :
110 dB
For
:
105 dB
Dynamic range:
90 dB
AAC decode:
AAC-LC “.m4a” files
MP3 decode:
Compliant with MPEG-1/2 Audio
Layer-3
WMA decode:
Compliant with Windows
Media Audio

USB interface

USB standard:
USB1.1/ 2.0 (Full speed)
Maximum supply current:
DC 5 V 1 A
File system:
FAT16/ 32
AAC decode:
AAC-LC “.m4a” files
MP3 decode:
Compliant with MPEG-1/2 Audio
Layer-3
WMA decode:
Compliant with Windows
Media Audio

Audio section

Maximum output power:
50 W × 4
Full bandwidth power (at less than 1 % THD):
22 W × 4
Speaker impedance:
4 Ω — 8 Ω
Tone action:
Bass:
100 Hz ±8 dB
Middle:
1 kHz ±8 dB
Treble:
12.5 kHz ±8 dB
Preout level / load (CD):
For :
4 000 mV/10 kΩ
For
:
2 500 mV/10 kΩ
Preout impedance:
≤ 600 Ω

Auxiliary input section

Frequency response (±3
dB):
20 Hz — 20 kHz
Input maximum voltage:
1 200 mV
Input impedance:
10 kΩ

General

Operating voltage (11
V — 16
V allowable):
14.4 V
Maximum current consumption:
10 A
Installation size (W × H × D):
182 mm × 53 mm × 158 mm
(7-3/16" × 2-1/8" × 6-1/4")
Weight:
2.9 lbs (1.3 kg)
Subject to change without notice.
Specifications
EN_KDC-HD552U[K]2.indd 23EN_KDC-HD552U[K]2.indd 23 10/6/11 3:03:40 PM10/6/11 3:03:40 PM