19
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
KD-A845BT / KD-R840BT:
4.8 V/10 kΩ load (full scale)
KD-R740BT:
2.5 V/10 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 9.3 dBf (0.8 μV/75 Ω)
50 dB Quieting Sensitivity 16.3 dBf (1.8 μV/75 Ω)
Alternate Channel Selectivity 65 dB (at 400 kHz)
Frequency Response 40 Hz to 15 000 Hz
Stereo Separation 40 dB
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/40 dB
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 105 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 KD-A845BT / KD-R840BT: MP3/WMA /WAV
KD-R740BT: MP3/WMA
Maximum Supply Current DC 5 V
d
1 A
BLUETOOTH
Version Bluetooth 2.1 certified (+EDR)
Power Class Class 2 Radio
Service Area 10 m
Profile HFP 1.5, OPP 1.1, A2DP 1.2, AVRCP 1.3, PBAP 1.0
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.) KD-A845BT / KD-R840BT:
188 mm × 59 mm × 10 mm
(7-7/16" × 2-3/8" × 7/16")
KD-R740BT:
188 mm × 59 mm × 13 mm
(7-7/16" × 2-3/8" × 9/16")
Weight (excluding accessories)
KD-A845BT / KD-R840BT: 1.3 k
g
(3 lbs)
KD-R740BT: 1.2 k
g
(2.7 lbs)
Subject to change without notice.
ENGLISH
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