Timer operations
RQT6707
Reference
19
Specifications
AMPLIFIER SECTION
SC-AK610
Power output
THD 10%, both channels driven
55
Hz–120
Hz
(Low channel) 65
W per channel (12
Ω)
120
Hz–4
kHz
(Mid channel) 30
W per channel (6
Ω)
4
kHz–16
kHz
(High channel) 30
W per channel (6
Ω)
40
Hz–100
Hz
(Subwoofer channel) 120
W (6
Ω)
Total power 370
W
Power output
THD 10%, both channels driven
100
Hz
(Low channel) 75
W per channel (12
Ω)
1
kHz
(Mid channel) 40
W per channel (6
Ω)
10
kHz
(High channel) 40
W per channel (6
Ω)
80
Hz
(Subwoofer channel) 150
W (6
Ω)
Total power 460
W
Input sensitivity
AUX 250
mV
Input Impedance
AUX 13.3
kΩ
AMPLIFIER SECTION
SC-AK510
Power output
THD 10%, both channels driven
55
Hz–120
Hz
(Low channel) 50
W per channel (6
Ω)
120
Hz–4
kHz
(Mid channel) 50
W per channel (6
Ω)
4
kHz–16
kHz
(High channel) 50
W per channel (6
Ω)
Total Tri-Amp power 150
W per channel
Power output
THD 10%, both channels driven
100
Hz
(Low channel) 60
W per channel (6
Ω)
1
kHz
(Mid channel) 60
W per channel (6
Ω)
10
kHz
(High channel) 60
W per channel (6
Ω)
Total Tri-Amp power 180
W per channel
Input sensitivity
AUX 250
mV
Input Impedance
AUX 13.3
kΩ
AMPLIFIER SECTION
SC-AK410
Power output
THD 10%, both channels driven
60
Hz–3
kHz
(Low channel) 58
W per channel (6
Ω)
3
kHz–16
kHz
(High channel) 58
W per channel (6
Ω)
Total Bi-Amp power 116
W per channel
Power output
THD 10%, both channels driven
1
kHz
(Low channel) 75
W per channel (6
Ω)
10
kHz
(High channel) 75
W per channel (6
Ω)
Total Bi-Amp power 150
W per channel
Input sensitivity
AUX 250
mV
Input Impedance
AUX 13.3
kΩ
AMPLIFIER SECTION
SC-AK403
Power output
THD 10%, both channels driven
60
Hz–3
kHz
(Low channel) 50
W per channel (6
Ω)
3
kHz–16
kHz
(High channel) 50
W per channel (6
Ω)
Total Bi-Amp power 100
W per channel
Power output
THD 10%, both channels driven
1
kHz
(Low channel) 65
W per channel (6
Ω)
10
kHz
(High channel) 65
W per channel (6
Ω)
Total Bi-Amp power 130
W per channel
Input sensitivity
AUX 250
mV
Input Impedance
AUX 13.3
kΩ
FM TUNER SECTION
Frequency range
87.9–107.9
MHz (200
kHz steps)
87.5–108.0
MHz (100
kHz steps)
Sensitivity 2.5
ØV (IHF)
S/N 26
dB 2.2
ØV
Antenna terminal(s) 75
Ω (unbalanced)
AM TUNER SECTION
Frequency range
520–1710
kHz (10
kHz steps)
Sensitivity
S/N 20
dB (at 1000
kHz) 560
ØV/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)
MP3
Bit rate 32
kbps–320
kbps
Sampling frequency
32
kHz, 44.1
kHz, 48
kHz
WMA (SC-AK610 and SC-AK510 only)
Sampling frequency
32
kHz, 44.1
kHz, 48
kHz
SPEAKER SECTION
Front speakers SB-AK610
Type 3 way, 3 speaker system
Speaker(s)
Super woofer 16
cm (6
1
/
2
˝) cone type
Woofer 12
cm (4
3
/
4
˝) cone type
Tweeter 6
cm (2
3
/
8
˝) cone type
Impedance
HIGH 6
Ω
MID 6
Ω
LOW 12
Ω
Input power
HIGH 130
W (Music)
MID 130
W (Music)
LOW 150
W (Music)
Output sound pressure level
83
dB/W (1.0
m)
Cross over frequency 120 Hz, 5 kHz
Frequency range 35
Hz–25
kHz (–16
dB)
45
Hz–24
kHz (–10
dB)
Dimensions (WxHxD) 237 x 376 x 293
mm
(9
11
/
32
˝ x 14
13
/
16
˝ x 11
17
/
32
˝)
Mass 4.3
kg (9.5
lb.)
Front speakers SB-AK510
Type 3 way, 3 speaker system
Speaker(s)
Super woofer 16
cm (6
1
/
2
˝) cone type
Woofer 12
cm (4
3
/
4
˝) cone type
Tweeter 6
cm (2
3
/
8
˝) cone type
Impedance
HIGH 6
Ω
MID 6
Ω
LOW 6
Ω
Input power
HIGH 130
W (Music)
MID 130
W (Music)
LOW 130
W (Music)
Output sound pressure level
83
dB/W (1.0
m)
Cross over frequency 120 Hz, 5 kHz
Frequency range 31
Hz–25
kHz (–16
dB)
43
Hz–24
kHz (–10
dB)
Dimensions (WxHxD) 237 x 376 x 293
mm
(9
11
/
32
˝ x 14
13
/
16
˝ x 11
17
/
32
˝)
Mass 4.3
kg (9.5
lb.)
Front speakers SB-AK410
Type 3 way, 3 speaker system
Speaker(s)
Woofer 16
cm (6
1
/
2
˝) cone type
Tweeter 6
cm (2
3
/
8
˝) cone type
Super tweeter 2.5
cm (1˝) Piezo type
Impedance
HIGH 6
Ω
LOW 6
Ω
Input power
HIGH 150
W (Music)
LOW 150
W (Music)
Output sound pressure level
86.5
dB/W (1.0
m)
Cross over frequency 3.5 kHz, 10 kHz
Frequency range 35
Hz–25
kHz (–16
dB)
47
Hz–24
kHz (–10
dB)
Dimensions (WxHxD) 227 x 344 x 250
mm
(8
15
/
16
˝ x 13
17
/
32
˝ x 9
27
/
32
˝)
Mass 3.4
kg (7.5
lb.)
Subwoofer SB-WAK610 (SC-AK610 only)
Type 1 way, 2 speaker system
Speaker(s)
Subwoofer 16
cm (6
1
/
2
˝) cone type
Impedance 6
Ω
Input power 300
W (Music)
Output sound pressure level
82
dB/W (1.0 m)
Frequency range 22
Hz–6.8
kHz (–16
dB)
58
Hz–4
kHz (–10
dB)
Dimensions (WxHxD) 230 x 372 x 329 mm
(9
1
/
16
˝ x 14
21
/
32
˝ x 12
15
/
16
˝)
Mass 5.4
kg (11.9
lb.)
GENERAL
Power supply AC 120
V, 60
Hz
Power consumption
SC-AK610
: 244 W
SC-AK510
: 262 W
SC-AK410
SC-AK403
: 225
W
Dimensions (WxHxD) 250 x 330 x 370
mm
(9
27
/
32
˝ x 13˝ x 14
3
/
8
˝)
Mass
SA-AK610
/
SA-AK510
: 8.2
kg (18.0 lb.)
SA-AK410
/
SA-AK403
: 7.8 kg (17.2 lb.)
Power consumption in standby mode: 0.34
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.
3.
SB-AK610
SB-AK510
The labels “HIGH”, “MID” and “LOW” on
the rear of the front speakers refer to
High frequency, Mid frequency and Low
frequency.
SB-AK410
The labels “HIGH” and “LOW” on the rear
of the speakers refer to High frequency
and Low frequency.
