Panasonic cq-df903w ユーザーズマニュアル

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❐ Upgrading the System

Note:
≥ For wiring, carefully read the operating instruc-

tions for the devices connected.

CD changer 
control connector

Stereo power 
amplifier
(bridged 
connection)

Subwoofer

Monaural

R (red)

 (White)

 (Red)

L (white)

S.W-OUT

CD.C-IN

Example combination
≥ CD changer (CX-DP880, option)
≥ Stereo power amplifier (option)

❐ General

Power supply:

12 V DC (11 Vj16 V),
test voltage 14.4 V, neg-
ative ground

Current consumption:

Less than 2.2 A 
(CD play mode; 
0.5 Wa4 channels)

Maximum power output:

50 Wa4 channels at
1 kHz, volume control
maximum

Tone adjustment range:

Bass:

n12 dB at 100 Hz

Treble:

n12 dB at 10 kHz

Speaker impedance:

4j8 ≠

Preamp output voltage:

5 V (CD play mode; 
1 kHz, 0 dB)

Subwoofer output 

voltage:

5 V 

Preamp output 

impedance:

60 ≠

Subwoofer output 

impedance:

60 ≠

Dimensions (WaHaD):

178a50a155 mm

Weight:

1.6 kg

❐ FM Stereo Radio

Frequency range:

87.50 MHzj108.00 MHz

Usable sensitivity:

6 dB/¨V 

Stereo separation:

35 dB (1 kHz)

❐ AM Radio

Frequency range:

531 kHzj1 602 kHz

Usable sensitivity:

28 dB/¨V 

❐ CD Player

Sampling frequency:

8 times oversampling

Error correction system:

Panasonic super decod-
ing algorithm

Pick-up type:

Astigma 3-beam

Light source:

Semiconductor laser

Wave length:

780 nm

Frequency response:

20 Hzj20 kHz (n1 dB)

Signal to noise ratio:

96 dB

Total harmonic 

distortion:

0.01 % (1 kHz)

Wow and flutter:

Below measurable limits

MP3:

Bit rate:

MPEG 1 audio layer 3: 32 kj320 kbps
MPEG 2 audio layer 3: 8 kj160 kbps

Sampling frequency:

MPEG 1 audio layer 3: 32, 44.1, 48 kHz
MPEG 2 audio layer 3: 16, 22.05, 24 kHz

WMA:

Bit rate:

64 kj192 kbps

Sampling frequency:

32 kHzj48 kHz

Note:
≥ Specifications and the design are subject to modi-

fication without notice due to improvements in
technology.