2. Appendix

2-1. Specifications

FM tuner section

Frequency range (50 kHz step)

:87.5 MHz – 108.0 MHz Usable sensitivity (S/N = 30dB)

:7.2 dBf (0.63 μV/75 Ω) Quieting Sensitivity (S/N = 46dB)

:15.2 dBf (1.6 μV/75 Ω) Frequency response (±3 dB)

:30 Hz – 15 kHz

Signal to Noise ratio (MONO)

:75 dB (±400 kHz) Stereo separation

:45 dB (1 kHz)

MW tuner section

Frequency range (9 kHz step) : 531 kHz – 1611 kHz

Usable sensitivity (S/N = 20dB) : 36 µV

LW tuner section

Frequency range (9 kHz step) : 153 kHz – 279 kHz

Usable sensitivity (S/N = 20dB) : 57 µV

DAB tuner section (KDC-BT73DAB)

Frequency range

L-BAND : 1452.960 MHz – 1490.624 MHz

BAND III : 174.928 MHz – 239.200 MHz

Sensitivity

: -100 dBm

Signal to Noise ratio : 80 dB

Antenna Connector type : SMB

Antenna Output Voltage (11 – 16V) : 14.4 V

Antenna Maximun Current : <100 mA

8 KDC-BT73DAB/ KDC-BT53U/ KDC-5057SD

CD player section

Laser diode

: GaAlAs Digital filter (D/A)

:8 Times Over Sampling D/A Converter

:24 Bit

Spindle speed (Audio files)

:500 – 200 rpm (CLV) Wow & Flutter

:Below Measurable Limit Frequency response (±1 dB)

:10 Hz – 20 kHz

Total harmonic distortion (1 kHz) : 0.008 %

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” files

USB interface

USB Standard

:USB1.1/ 2.0 (Full speed) File System

:FAT12/16/ 32 Maximum Supply current

:DC 5 V = 1 A

Decode

: MP3, WMA, AAC, WAV

SD section (KDC-5057SD)

Compatible physical format : Version 2.00

Maximum memory capacity

:32GB File system

:FAT12/16/32 MP3 decode

:Compliant with MPEG-1/2 Audio Layer-3 WMA decode

:Compliant with Windows Media Audio AAC decode

:AAC-LC “.m4a” files

WAV decode : Linear-PCM

Audio section

Maximum output power : 50 W x 4

Output power (DIN45324,+B=14.4V ) : 30 W x 4

Preout level/ Load (CD)

:2500 mV/10 kΩ Preout impedance

:≤ 600 Ω

Speaker Impedance

:4 – 8 Ω Tone

KDC-BT73DAB KDC-BT53U

Band1 : 62.5 Hz ±9 dB

Band2 : 100 Hz ±9 dB

Band3 : 160 Hz ±9 dB

Band4 : 250 Hz ±9 dB

Band5 : 400 Hz ±9 dB

Band6 : 630 Hz ±9 dB

Band7 : 1 kHz ±9 dB

Band8 : 1.6 kHz ±9 dB

Band9 : 2.5 kHz ±9 dB

Band10 : 4 kHz ±9 dB

Band11 : 6.3 kHz ±9 dB

Band12 : 10 kHz ±9 dB

Band13 : 16 kHz ±9 dB

KDC-5057SD

Bass : 100 Hz ±8 dB

Middle : 1 kHz ±8 dB

Treble : 12.5 kHz ±8 dB

Bluetooth section (KDC-BT73DAB/ KDC-BT53U)

Version

:Bluetooth Ver. 2.1+EDR Certified Frequency range

: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) Profiles

:HFP (Hands Free Profile)

:SPP (Serial Port Profile)

:PBAP (Phonebook Access Profile)

:OPP (Object Push Profile)

:A2DP (Advanced Audio Distribution Profile)

:AVRCP (Audio/Video Remote Control Profile)

Auxiliary input

Frequency response (±3 dB) : 20 Hz – 20 kHz

Input Maximum Voltage

:1200 mV Input Impedance

: 10 kΩ

General

Operating voltage

KDC-BT73DAB KDC-BT53U

: 14.4 V (10.5 – 16V allowable)

KDC-5057SD

:14.4 V (11 – 16V allowable)

Maximum Current consumption

:10 A

Installation Size (W x H x D)

:182 x 53 x 159 mm Weight

KDC-BT73DAB KDC-BT53U

: 1.3 kg

KDC-5057SD

: 1.2 kg

Specifications subject to change without notice.

English 9

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Kenwood KDC-BT73DAB appendix Appendix, Specifications