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19ENGLISH
KD-R521:
• “Made for iPod,” and “Made for iPhone”
mean that an electronic accessory has
been designed to connect specifically
to iPod, or iPhone, respectively, and has
been certified by the developer to meet
Apple performance standards. Apple is not
responsible for the operation of this device
or its compliance with safety and regulatory
standards. Please note that the use of this
accessory with iPod, or iPhone may affect
wireless performance.
• iPhone, iPod, iPod classic, iPod nano, and
iPod touch are trademarks of Apple Inc.,
registered in the U.S. and other countries.
Specifications
USB SECTION
USB Standard :
USB 1.1, USB 2.0
Data Transfer Rate (Full Speed) :
Max. 12 Mbps
Compatible Device :
Mass Storage Class
Compatible File System :
FAT 32/16/12
Playable Audio Format :
MP3/WMA
Max. Current :
DC 5 V 500 mA
GENERAL
Power Requirement :
Operating Voltage :
DC 14.4 V (11 V to 16 V allowance)
Grounding System :
Negative ground
Allowable Operating Temperature :
0°C to +40°C
Dimensions (W × H × D) : (approx.)
– Installation Size :
182 mm × 52 mm × 159 mm
– Panel Size :
188 mm × 59 mm × 9 mm
Mass :
1.2 kg (excluding accessories)
Subject to change without notice.
Microsoft and Windows Media are either
registered trademarks or trademarks of
Microsoft Corporation in the United States
and/or other countries.
AUDIO AMPLIFIER SECTION
Maximum Power Output :
Front/Rear :
50 W per channel
Continuous Power Output (RMS) :
Front/Rear :
20 W per channel into 4 Ω,
40 Hz to 20 000 Hz at no more than 1% total
harmonic distortion.
Load Impedance :
4 Ω (4 Ω to 8 Ω allowance)
Frequency Response :
40 Hz to 20 000 Hz
Signal-to-Noise Ratio :
70 dB
Line-Out or Subwoofer-Out Level/Impedance
(for KD-R521/KD-R422/KD-R421) :
2.5 V/20 kΩ load (full scale)
Output Impedance :
≤ 600 Ω
Other Terminal :
USB input terminal, Front
auxiliary input jack, Rear auxiliary/Bluetooth
adapter input jack, Aerial input
TUNER SECTION
Frequency Range :
FM :
87.5 MHz to 108.0 MHz
AM :
MW : 531 kHz to 1 611 kHz
LW : 153 kHz to 279 kHz
FM Tuner :
Usable Sensitivity :
9.3 dBf (0.8 μV/75 Ω)
50 dB Quieting Sensitivity :
16.3 dBf
(1.8 μV/75 Ω)
Alternate Channel Selectivity (400 kHz) :
65 dB
Frequency Response :
40 Hz to 15 000 Hz
Stereo Separation:
40 dB
MW Tuner :
Sensitivity/Selectivity :
20 μV/40 dB
LW Tuner :
Sensitivity :
50 μV
CD PLAYER SECTION
Type :
Compact disc player
Signal Detection System :
Non-contact optical
pickup (semiconductor laser)
Number of Channels :
2 channels (stereo)
Frequency Response :
5 Hz to 20 000 Hz
Signal-to-Noise Ratio :
98 dB
Wow and Flutter :
Less than measurable limit
MP3 Decoding Format (MPEG1/2 Audio
Layer 3) :
Max. Bit Rate: 320 kbps
WMA (Windows Media® Audio) Decoding
Format :
Max. Bit Rate: 192 kbps
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