Kenwood KDC-BT7539U Instruction Manual

Also see for KDC-BT7539U: Service manual

40 | KDC-BT7539USpecificationsFM tuner sectionFrequency range200 kHz space : 87.9 MHz – 107.9 MHz50 kHz space : 87.5 MHz – 108.0 MHzUsable sensitivity (S/N = 30dB): 9.3dBf (0.8 μV/75 Ω)Quieting Sensitivity (S/N = 50dB): 15.2dBf (1.6 μV/75 Ω)Frequency response (±3 dB): 30 Hz – 15 kHzSignal to Noise ratio (MONO): 70 dBSelectivity (±400 kHz): ≥ 80 dBStereo separation (1 kHz): 40 dBAM tuner sectionFrequency range10 kHz space: 530 kHz – 1700 kHz9 kHz space : 531 kHz – 1611 kHzUsable sensitivity (S/N = 20dB): 28 dBμ (25 μV)Bluetooth sectionTechnology: Bluetooth 1.2 CertifiedFrequency: 2.402 – 2.480 GHzOutput Power: +4dBm (MAX), 0dBm (AVE) Power Class 2Maximum Communication range: Line of sight approx.10m (32.8 ft)Profiles: HFP (Hands Free Profile): HSP (Headset Profile): OPP (Object Push Profile): PBAP (Phonebook Access Profile): SYNC (Synchronization Profile): SPP (Serial Port Profile): A2DP (Advanced Audio Distribution Profile): AVRCP (Audio/Video Remote Control Profile)CD player sectionLaser diode: GaAlAsDigital filter (D/A): 8 Times Over SamplingD/A Converter: 24 BitSpindle speed: 500 – 200 rpm (CLV)Wow & Flutter: Below Measurable LimitFrequency response (±1 dB): 10 Hz – 20 kHzTotal harmonic distortion (1 kHz): 0.008 %Signal to Noise ratio (1 kHz): 110 dBDynamic range: 93 dBMP3 decode: Compliant with MPEG-1/2 Audio Layer-3WMA decode: Compliant with Windows Media AudioAAC decode: AAC-LC “.m4a” filesUSB InterfaceUSB Standard: USB1.1/ 2.0 (Full speed)Maximum Supply current: 500 mAFile System: FAT16/ 32MP3 decode: Compliant with MPEG-1/2 Audio Layer-3WMA decode: Compliant with Windows Media AudioAAC decode: AAC-LC “.m4a” filesAudio sectionMaximum output power: 50 W x 4Full Bandwidth Power (at less than 1% THD): 22 W x 4Speaker Impedance: 4 – 8 ΩTone actionBass : 100 Hz ±8 dBMiddle : 1 kHz ±8 dBTreble : 10 kHz ±8 dBPreout level / Load (CD): 2500 mV/10 kΩPreout impedance: ≤ 600 ΩAuxiliary inputFrequency response (±1 dB): 20 Hz – 20 kHzInput Maximum Voltage: 1200 mVInput Impedance: 100 kΩGeneralOperating voltage (10.5 – 16V allowable): 14.4 VMaximum Current consumption: 10 AInstallation Size (W x H x D): 182 x 53 x 155 mmWeight: 1.40 kg

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