3
2 Specifications
2.1.
Specifications
2.2.
Dimensions
General
Power supply :
12V DC (11 V - 16 V),
Test voltage 14.4 V,
Negative ground
Current consumption :
Less than 2.5 A (CD mode, 0.5 W
×
4 channels)
Maximum power output :
50 W
×
4 channels (at 1kHz), Vol-
ume control maximum
Tone/SQ adjustment range :
SQ Low/Bass :
±12 dB (at 60 Hz, 80 Hz, 100 Hz,
200 Hz)
SQ Mid :
± 12 dB (at 500 Hz, 1 kHz, 2 kHz, 3
kHz)
SQ High/Treble :
± 12 dB (at 10 kHz, 12 kHz, 15
kHz, 18 kHz)
Power output :
18 W
×
4 channels (1 kHz, 1 %,
4
Ω
)
Speaker impedance :
4 - 8
Ω
Dimensions (W x H x D) :
178 mm
×
50 mm
×
158 mm { 7”
×
1
15/16”
×
6 1/4”}
Pre-amp output voltage :
5.0 V (CD mode, 1 kHz, 0 dB)
Pre-amp output impedance :
200
Ω
Weight :
1.2 kg {2 lbs. 10 oz }
USB connector
USB standard compatibility :
1.1/2.0 full speed
File system :
FAT 12/16/32
Maximum supply current :
1 A
Playable audio format :
MP3/WMA
Recommended capacity/partition : Less than 32 GB/Only supported
for 1 partition
Front AUX input
Input impedance :
10 k
Ω
Maxium input level :
2.0 V
Connector :
3.5 mm Stereo mini pin
Input sensitivity :
200 mVrms
FM Radio
Frequency range :
87.9 MHz -107.9 MHz
Usable sensitivity :
10.2 dBf (0.9
μ
V , 75
Ω
)
50 dB quieting sensitivity :
15.2 dBf (1.6
μ
V , 75
Ω
)
Frequency response :
30 Hz -15 kHz (± 3 dB)
Alternate channel selectivity :
75 dB
Stereo separation :
35 dB (at 1 kHz)
Signal to noise ratio :
62 dB
Image rejection ratio :
55 dB
IF rejection ratio :
100 dB
AM Radio
Frequency range :
530 kHz -1710 kHz
Usable sensitivity :
27 dB/
μ
V (22
μ
V , S/N 20 dB)
CD Player
Sampling frequency :
8 times oversampling
DA converter :
1 bit DAC System
Pick-up type :
Astigma 3-beam
Light source :
Semiconductor laser
Wavelength :
790 nm
Frequency response :
20 Hz - 20 kHz (±1 dB)
Signal to noise ratio :
96 dB
Total harmonic distortion :
0.01 % (1 kHz)
Wow and flutter :
Below measurable limits
Channel separation :
75 dB
Bluetooth®
Communication Frequency:
2402MHz - 2480MHz
Number of Channels:
79 Channels
Communication Mode:
Frequency Hopped Spread Spec-
trum Communication
RF Output:
0 dBm (0.8mW)
Service Area:
Within 10 m
Applicable Bluetooth® Version:
Version 2.1+EDR
Bluetooth QD ID B016993
* Specifications and design are subject to modification without notice
due to improvements.
* Some figures and illustrations in this manual may be different from
your product.
Above specifications comply with EIA standards
cqrxbt490u.book Page 3 Friday, April 6, 2012 9:48 AM
Summary of Contents for SiriusXM CQ-RXBT490U
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