
Reference
22
RQT7357
Reference
Maintenance
If the surfaces are dirty
To clean this unit, wipe with a soft, dry cloth.
• Never use alcohol, paint thinner or benzine to clean this
unit.
• Before using chemically treated cloth, read the instructions
that came with the cloth carefully.
For a cleaner crisper sound
Clean the heads regularly to assure good quality playback
and recording.
Use a cleaning tape (not included).
CD SECTION
Disc played
CD, CD-R, CD-RW, MP3
8cm/12cm (3
3
/
20
˝/4
73
/
100
˝)
Sampling frequency
44.1 kHz
Decoding
16 bit linear
Pickup
Beam source/wavelength
Semiconductor laser/780 nm
Number of channels
Stereo
Frequency response
20 Hz–20 kHz (+1dB, –2 dB)
Wow and flutter
Below measurable limit
Digital filter
8 fs
D/A converter
MASH (1 bit DAC)
MP3
Bit rate
32kbps–320kbps
Sampling frequency
32kHz, 44.1kHz, 48kHz
SPEAKER SECTION
Type
2 way, 2 speaker system
Speaker(s)
Full range
10 cm (4˝) cone type
Tweeter
6 cm (2
3
/
8
˝) cone type
Impedance
6
Ω
Input power
30 W (Max)
Output sound pressure level
82 dB/W (1.0 m)
Frequency range
55 Hz–22 kHz (–16 dB)
70 Hz–20 kHz (–10 dB)
Dimensions (WxHxD)
140 mm x 225 mm x 228 mm
(5
1
/
2
˝ x 8
7
/
8
˝ x 9
1
/
8
˝)
Mass
1.95 kg (4.33 lbs)
GENERAL
Power supply
AC 120 V, 60 Hz
Power consumption
43 W
Dimensions (WxHxD)
165 mm x 227 mm x 320 mm
(6
1
/
2
˝ x 9˝ x 12
11
/
16
˝)
Mass
3.67 kg (8.15 lbs)
Power consumption in standby mode 0.8 W
Note:
1. Specifications are subject to change without notice.
Mass and dimensions are approximate.
2. Total harmonic distortion is measured by the digital
spectrum analyzer.
AMPLIFIER SECTION
RMS power output
THD 10%,
both channels driven
15 W per channel (6
Ω
)
Output impedance
Headphone
16-32
Ω
FM TUNER SECTION
Frequency range
87.5 MHz –108.0 MHz
(100 kHz step)
87.9 MHz –107.9 MHz
(200 kHz step)
Sensitivity
1.5 µV (IHF)
S/N 26 dB
1.5 µV
Antenna terminal(s)
75
Ω
(unbalanced)
AM TUNER SECTION
Frequency range
520 kHz – 1710 kHz (10 kHz steps)
Sensitivity
S/N 20 dB (at 1000 kHz)
560 µV/m
CASSETTE DECK SECTION
Track system
4 track, 2 channel
Heads
Record/playback
Solid permalloy head
Erasure
Double gap ferrite head
Motor
DC servo motor
Recording system
AC bias 100 kHz
Erasing system
AC erase 100 kHz
Tape speed
4.8 cm/s
Overall frequency response (+3dB, -6 dB) at DECK OUT
NORMAL (TYPE I)
35 Hz – 14 kHz
S/N
47 dB (A weighted)
Wow and flutter
0.06% (WRMS)
Fast forward and rewind times
Approx. 120 seconds with C-60 cassette tape
Specifications
When moving the unit
1
Remove all discs.
2
Press [
y
y
y
y
y
/I POWER] to turn the unit off.
3
Disconnect the AC power supply cord.
RQT7357-C_22-24_EN
13/1/04, 10:32 am
22