Kenwood KDC-BT7539U Service Manual page 52

KDC-BT7539U/BT8041U
/BT8141UY/BT838U
FM tuner section
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
MW tuner section
Frequency range (9 kHz space) ..............531 kHz – 1611 kHz
Usable sensitivity (S/N = 20dB) .....................................25 μV
LW tuner section
Frequency range ......................................153 kHz – 281 kHz
Usable sensitivity (S/N = 20dB) .....................................45 μV
Bluetooth section
Technology .........................................Bluetooth 1.2 Certifi ed
Frequency ................................................. 2.402 – 2.480 GHz
Output Power ..... +4dBm (MAX), 0dBm (AVE) Power Class 2
Maximum Communication range
......................................Line of sight approx.10m (32.8 ft)
Profi les ............................................ HFP (Hands Free Profi le)
........................................................ HSP (Headset Profi le)
..................................................OPP (Object Push Profi le)
.................................... PBAP (Phonebook Access Profi le)
......................................... SYNC (Synchronization Profi le)
..................................................... SPP (Serial Port Profi le)
......................A2DP (Advanced Audio Distribution Profi le)
................... AVRCP (Audio/Video Remote Control Profi le)
CD player section
Laser diode ................................................................. GaAlAs
Digital fi lter (D/A) ............................... 8 Times Over Sampling
D/A Converter ............................................................... 24 Bit
Spindle speed ....................................... 500 – 200 rpm (CLV)
Wow & Flutter .................................. Below Measurable Limit
Frequency response (±1 dB) ..........................10 Hz – 20 kHz
Total harmonic distortion (1 kHz) .............................. 0.008 %
DANGER:
Please do not look at the laser beam directly during
re pair or operation check.
SPECIFICATIONS (E TYPE)
Signal to Noise ratio (1 kHz) ....................................... 110 dB
Dynamic range ............................................................. 93 dB
MP3 decode ......... Compliant with MPEG-1/2 Audio Layer-3
WMA decode .............Compliant with Windows Media Audio
AAC decode .......................................... AAC-LC ".m4a" fi les
USB Interface
USB Standard .................................USB1.1/ 2.0 (Full speed)
Maximum Supply current .......................................... 500 mA
File System .............................................................FAT16/ 32
MP3 decode ......... Compliant with MPEG-1/2 Audio Layer-3
WMA decode .............Compliant with Windows Media Audio
AAC decode .......................................... AAC-LC ".m4a" fi les
Audio section
Maximum output power ...........................................50 W x 4
Full Bandwidth Power (at less than 1% THD) ..........30 W x 4
Speaker Impedance ................................................... 4 – 8 Ω
Tone action
Bass .............................................................100 Hz ±8 dB
Middle ............................................................1 kHz ±8 dB
Treble ...........................................................10 kHz ±8 dB
Preout level / Load (CD) ................................2500 mV/10 kΩ
Preout impedance ..................................................... ≤ 600 Ω
Auxiliary input
Frequency response (±1 dB) ..........................20 Hz – 20 kHz
Input Maximum Voltage ............................................1200 mV
Input Impedance ........................................................ 100 kΩ
General
Operating voltage (10.5 – 16V allowable) .....................14.4 V
Maximum Current consumption ......................................10 A
Installation Size (W x H x D) .................... 182 x 53 x 155 mm
Weight ........................................................................ 1.40 kg
KENWOOD follows a policy of continuous advancements
in development. For this reason specifi cations may be
changed without notice.