Kenwood KDC-255U Car Speaker User Manual


 
13
ENGLISH |
SPECIFICATIONS
Tuner
FM Frequency Range For
KDC
-
X397
/
KDC
-
355U
/
KDC
-
255U
/
KDC
-
155U
/
KMR
-
355U
:
87.9 MHz to 107.9 MHz (200 kHz space)
For
KDC
-
MP255U
/
KDC
-
MP155U
:
87.5 MHz to 108.0 MHz (50 kHz space)
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 to 15 kHz
Signal-to-Noise Ratio (MONO) 63 dB
Stereo Separation (1 kHz) 40 dB
AM Frequency Range 530 kHz to 1 700 kHz (10 kHz space)
Usable Sensitivity (S/N = 20 dB) 31 dBμ (36 μV)
CD player
Laser Diode GaAIAs
Digital Filter (D/A) 8 times over sampling
D/A Converter 24 Bit
Spindle Speed 500 rpm to 200 rpm (CLV)
Wow & Flutter Below measurable limit
Frequency Response (±1 dB) 20 Hz to 20 kHz
Total Harmonic Distortion (1 kHz) 0.01 %
Signal-to-Noise Ratio (1 kHz) For
KDC
-
X397
: 110 dB
For
KDC
-
355U
/
KDC
-
255U
/
KDC
-
155U
/
KDC
-
MP255U
/
KDC
-
MP155U
/
KMR
-
355U
: 105 dB
Dynamic Range 90 dB
MP3 Decode Compliant with MPEG-1/2 Audio Layer-3
WMA Decode Compliant with Windows Media Audio
USB
USB Standard USB 1.1, USB 2.0 (Full speed)
Maximum Supply Current DC 5 V
1 A
File System FAT16/ 32
MP3 Decode Compliant with MPEG-1/2 Audio Layer-3
WMA Decode Compliant with Windows Media Audio
Audio
Maximum Output Power 50 W × 4
Full Bandwidth Power 22 W × 4 (at less than 1 % THD)
Speaker Impedance 4 Ω to 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
KDC
-
X397
: 4 000 mV/10 kΩ
For
KDC
-
355U
/
KDC
-
255U
/
KDC
-
155U
/
KDC
-
MP255U
/
KDC
-
MP155U
/
KMR
-
355U
: 2 500 mV/10 kΩ
Preout Impedance ≤ 600 Ω
Auxiliary
Frequency Response (±3 dB) 20 Hz to 20 kHz
Input Maximum Voltage 1 200 mV
Input Impedance 10 kΩ
General
Operating Voltage 14.4 V (11 V to 16 V allowable)
Maximum Current Consumption 10 A
Installation Size (W × H × D) 182 mm × 53 mm × 160 mm
(7-3/16" × 2-1/8" × 6-5/16")
Weight 2.65 lbs (1.2 kg)
Subject to change without notice.
EN_KDC-X397[KWK0]f.indd 13EN_KDC-X397[KWK0]f.indd 13 7/24/12 5:04:38 PM7/24/12 5:04:38 PM