Specifications - Kenwood R-SG7 Instruction Manual

Specifications

Receiver (R-SG7)
[Amplifier section]
Rated power output
Class AB operation
20 watts per channel minimum RMS, both chan-
nels driven, at 6 , 1 kHz with no more than 10 %
total harmonic distortion.
(DIN) 1 kHz at 6 , 0.7 % T.H.D. ........... 15 W + 15 W
Class A operation
7.5 watts per channel minimum RMS, both chan-
nels driven, at 6 , 1 kHz with no more than 10 %
total harmonic distortion.
Total harmonic distortion ...... 0.02% (1 kHz, 10 W, 6
Frequency response ......... 20 Hz ~ 40 kHz, +0 dB, -3 dB
Input sensitivity / Impedance
.......................................................... 200 mV / 47 k
Output level / Impedance
SUPER WOOFER PRE OUT ................... 2.0 V / 1 k
TAPE REC ........................................... 200 mV / 1 k
Signal to noise ratio
............................................................. 96 dB (IHF'66)
[FM Tuner section]
Tuning frequency range ............... 87.5 MHz ~ 108 MHz
Usable sensitivity (DIN)
MONO
.. 1.2 µV (75 ) / 13.2 dBf (40 kHz DEV., S/N 26 dB)
Signal to noise ratio
(DIN weighted at 1 kHz, 65.2 dBf input)
MONO .............................................................. 65 dB
STEREO ............................................................ 58 dB
Selectivity (DIN ±300 kHz) ................................... 64 dB
Stereo separation (DIN at 1 kHz) ........................ 35 dB
[AM Tuner section]
Tuning frequency range ................ 531 kHz ~ 1,602 kHz
Usable sensitivity (30% mod., S/N 20 dB)
.................................................... 15 µV / (500 µV/m)
Signal to noise ratio (at 30% mod., 1 mV input)
........................................................................... 48 dB
Output level / Impedance (30% mod., 1 mV input)
............................................................... 0.18 V / 1 k
General
Power consumption .............................................. 45 W
Dimensions .................................................. W: 200 mm
Weight (net) .......................................................... 3.0 kg
1.KENWOOD follows a policy of continuous advancements in development. For this reason specifications may
be changed without notice.
Notes Notes Notes
2.Sufficient performance may not be possible at very low temperatures (under a water-freezing temperature).
CD player (DP-SG7)
Laser ............................................. Semiconductor laser
Playing rotation .................... 200 rpm ~ 500 rpm (CLV)
Frequency response ................. 4 Hz ~ 20 kHz, ±1.0 dB
Signal to noise ratio ......................... More than 100 dB
Dynamic range .................................... More than 96 dB
Total harmonic distortion
.................................... Less than 0.004 % (at 1 kHz)
Channel separation .......... More than 92 dB (at 1 kHz)
Wow & Flutter ............................. Unmeasurable Limit
Output level / Impedance
Fixed ........................................................ 1.2 V / 1 k
Digital output
Optical ...................................... –15 dBm ~ –21 dBm
)
General
Power consumption .............................................. 10 W
Dimensions .................................................. W: 200 mm
Weight (net) .......................................................... 2.0 kg
Cassette deck (X-SG7)
Track ...................................... 4-track, 2-channel stereo
Recording system ................................ AC bias system
Heads
Playback / recording head ...................................... 1
Erasing head ............................................................ 1
Motors ........................................................................... 1
Wow and flutter ................................. 0.1 % (W.R.M.S.)
Fast winding time ...................... Approx. 110 seconds
Frequency response
TYPE I tape .................... 40 Hz to 18,000 Hz, ±3 dB
TYPE IV tape ................. 40 Hz to 19,000 Hz, ±3 dB
Signal to noise ratio
Dolby B NR ON ............................ 67 dB (CrO
Dolby C NR ON ............................ 73 dB (CrO
Dolby NR OFF .............................. 60 dB (CrO
Input sensitivity / Impedance ............ 77.5 mV / 47 k
Output level / Impedance ................... 775 mV / 10 k
General
Power consumption .............................................. 14 W
Dimensions .................................................. W: 200 mm
H: 77 mm
D: 278 mm
Weight (net) .......................................................... 2.2 kg
55
R-SG7/DP-SG7/X-SG7 (EN)
(wave length 660 nm)
H: 77 mm
D: 249 mm
(Frequency: 105 kHz)
(C-60 tape)
tape)
2
tape)
2
tape)
2
H: 77 mm
D: 249 mm