13
SPECIFICATIONS
Audio amplifier
Power Output
20 W RMS
×
4 Channels at 4 Ω
and ≤ 1% THD+N
Load Impedance
4 Ω (4 Ω to 8 Ω allowance)
Frequency Response
40 Hz to 20 000 Hz
Signal-to-Noise Ratio
80 dB A (reference: 1 W into 4 Ω)
Line-Out, Subwoofer-Out Level/
Impedance
2.5 V/20 kΩ load (full scale)
Output Impedance
≤ 600 Ω
Tuner
FM Frequency
Range
87.9 MHz to 107.9 MHz (200 kHz step)
87.5 MHz to 108.0 MHz (50 kHz step)
Usable Sensitivity
11.3 dBf (1.0 μV/75 Ω)
50 dB Quieting Sensitivity
19.3 dBf (2.5 μV/75 Ω)
Alternate Channel Selectivity
65 dB (at 400 kHz)
Frequency Response
20 Hz to 20 000 Hz (HD Radio broadcast)
40 Hz to 15 000 Hz (Conventional broadcast)
Stereo Separation
70 dB (HD Radio broadcast)
48 dB (Conventional broadcast)
AM Frequency Range
530 kHz to 1 700 kHz (10 kHz step)
531 kHz to 1 611 kHz (9 kHz step)
Sensitivity/Selectivity
20 μV/70 dB
Frequency Response
40 Hz to 15 000 Hz (HD Radio broadcast)
Stereo Separation
70 dB (HD Radio broadcast)
CD 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
Below measurable limit
USB
USB Standard
USB 1.1, USB 2.0
Data Transfer Rate (Full Speed)
Max. 12 Mbps
Compatible Device s
Mass storage class
Compatible File System s
FAT 32/16/12
Playable Audio Format s
MP3/WMA
Maximum Supply Current
DC 5 V
d
1 A
General
Power Requirements (Operating Voltage)
DC 14.4 V (11 V to 16 V allowance)
Grounding System
Negative ground
Allowable Operating Temperature
0°C to +40°C (32°F to 104°F)
Dimensions
(W × H × D)
Installation Size
(approx.)
182 mm × 53 mm × 159 mm
(7-3/16" × 2-1/8" × 6-5/16")
Panel Size (approx.)
188 mm × 59 mm × 13 mm
(7-7/16" × 2-3/8" × 9/16")
Weight (excluding accessories)
1.2 k
g
(2.
6
lbs)
Subject to change without notice.
ENGLISH
EN_KD-AHD57[J]3.indd 13
EN_KD-AHD57[J]3.indd 13
9/13/12 4:07:21 PM
9/13/12 4:07:21 PM
