RQT6683
27
Listening operations
Reference
Specifications
AMPLIFIER SECTION
SC-PM18
Power output
10% Total harmonic distortion
60 Hz–3 kHz, both channels driven
(Low channel)
25 W per channel (6
Ω
)
3 kHz–16 kHz, both channels driven
(High channel)
25 W per channel (6
Ω
)
Total Bi-Amp power
50 W per channel
Power output
10% Total harmonic distortion
1 kHz, both channels driven
(Low channel)
30 W per channel (6
Ω
)
8 kHz, both channels driven
(High channel)
30 W per channel (6
Ω
)
Total Bi-Amp power
60 W per channel
Input sensitivity
AUX
250 mV
Input Impedance
AUX
19.8 k
Ω
AMPLIFIER SECTION SC-PM16
Power output
10% Total harmonic distortion
60 Hz–3 kHz, both channels driven
(Low channel)
20 W per channel (6
Ω
)
3 kHz–16 kHz, both channels driven
(High channel)
20 W per channel (6
Ω
)
Total Bi-Amp power
40 W per channel
Power output
10% Total harmonic distortion
1 kHz, both channels driven
(Low channel)
25 W per channel (6
Ω
)
8 kHz, both channels driven
(High channel)
25 W per channel (6
Ω
)
Total Bi-Amp power
50 W per channel
Input sensitivity
AUX
250 mV
Input Impedance
AUX
19.8 k
Ω
FM TUNER SECTION
Frequency range
87.9 – 107.9 MHz (200 kHz steps)
87.5 – 108.0 MHz (100 kHz steps)
Sensitivity
2.5 µV (IHF)
S/N 26 dB
2.4 µV
Antenna terminal(s)
75
Ω
(unbalanced)
AM TUNER SECTION
Frequency range
520 – 1710 kHz (10 kHz steps)
Sensitivity
S/N 20 dB (at 999 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 (1
7
/
8
ips)
Overall frequency response
(+3 dB, –6 dB at DECK OUT)
NORMAL (TYPE I)
35 Hz – 14 kHz
S/N
50 dB (A weighted)
Wow and flutter
0.18% (WRMS)
Fast forward and rewind time
Approx. 120 seconds with
C-60 cassette tape
CD SECTION
Sampling frequency
44.1 kHz
Decoding
16 bit linear
Beam source/wavelength
Semiconductor laser/780 nm
Number of channels
Stereo
Frequency response
20 Hz–20 kHz (+1, –2 dB)
Wow and flutter
Below measurable limit
Digital filter
8 fs
D/A converter
MASH (1 bit DAC)
SPEAKER SECTION
Type
2 way 2 speaker system
Speaker(s)
Woofer
10 cm (4˝) cone type
Tweeter
6 cm (2
3
/
8
˝) cone type
Impedance
HIGH
6
Ω
LOW
6
Ω
Input power
HIGH
SC-PM18
60 W (Music)
SC-PM16
50 W (Music)
LOW
SC-PM18
60 W (Music)
SC-PM16
50 W (Music)
Output sound pressure level
80 dB/W (1.0 m)
Cross over frequency
2.5 kHz
Frequency range
55 Hz–22 kHz (–16 dB)
70 Hz–20 kHz (–10 dB)
Dimensions (WxHxD)
128 x 250 x 222 mm
(5
1
/
32
˝ x 9
27
/
32
˝ x 8
3
/
4
˝)
Mass
1.9 kg (4.2 lb.)
GENERAL
Power supply
AC 120 V, 60 Hz
Power consumption
105 W
Dimensions (WxHxD)
179 x 247 x 378 mm
(7
1
/
16
˝ x 9
23
/
32
˝ x 14
7
/
8
˝)
Mass
5.25 kg (11.7 lb.)
Power consumption in standby mode: 0.45W
Notes:
1. Specifications are subject to change without notice.
Mass and dimensions are approximate.
2. Total harmonic distortion is measured by the digital
spectrum analyzer.
3. The labels “HIGH (HF)” and “LOW (LF)” on the rear of
the speakers refer to High frequency and Low
frequency.
RQT6683(27-28).P65
1/23/03, 4:44 PM
27