Kenwood KRF-VBB81 D Stereo Receiver User Manual


 
Caution: Read thispage carefully to ensure safe operation.
AUDIO section
Rated output power during STEREO operation
I100 minimum both channels driven, at l
watts per
channel RMS,
6 _;_from 20 Hz to 20 kHz with no more than 0.03 % total
harmonic distortion.(FTC) 1
Rated output power during SURROUND operation
FRONT
(lkHz, 0.7% T.H,D. at 6 _) ....................... 100 W + 100 W
CENTER
(IkHz, 0.7% T.H.D. at 6 £_)..................................... 100 W
SURROUND
(lkHz, 0.7% T,H.D. at 6 _) ....................... 100 W + 100 W
Total harmonic distortion ............ 0,004% (1 kHz, 50 W, 6 _)
Frequency response (IHF'78}
CD ...................................... 5 Hz ~ 80 kHz, +0.5 dB, -3 dB
Signal to noise ratio (IHF°66)
PHONO (MM) ............................................................ 77 dB
CD .............................................................................. 90 dB
Input sensitivity / impedance
PHONO (MM) ............................................ 2,5 mV / 47 k_
CD ............................................................. 200 mV / 47 k_
Output level / impedance
TAPE REC ................................................. 200 mV / 220
PRE OUT (CENTER, SURROUND, SUBWOOFER)
............................................................................ 1VtlkQ
Tone control
BASS ...................................................... =7 dB (at 100 Hz)
TREBLE ................................................... -*7 dB {at 10 kHz)
LOUDNESS control
VOLUME at -40dB level ... +7 dB(100 Hz), +4 dB(1O kHz)
DIGITALAUDIO section
Sampling frequency ....................... 32 kHz, 44.1 kHz, 48 kHz
Input level / impedance / wave length
Optical .................... -15 dBm ~ -21 dBm, 660 nm =30nm
Coaxial ....................................................... 0.5 Vp-p / 75 £_
VIDEO section
VIDEO inputs ] outputs
VIDEO (composite) .................................. t Vp-p / 75 _.
Relay andIR IN/OUT section
IR RECEIVER IN terminal
Maximum output current ..........................
Operating voltage .......................................
Output impedance ......................................
IR OUT LCD REMOTE terminal
Maximum output current ..........................
Operating voltage .......................................
Output impedance ......................................
Shape of plug to be connected
IR RECEIVER IN
Stereo mm pug
Sleeve .. S" Tip
Ring J
IR OUT LCD
Stereo mi
Sleeve
Rin_
tR IN/OUT specification
i Termina' i IR RECEIVER IN
IT° Tip t Signal
To Ring Ground
lTo Sleeve +12 V
IR OUT LC
Signal
Ground
GENERAL
Power consumption ...........................................
AC outlet
SWITCHED ............................ 2 (total 90 W
Dimensions .......................................... W: 440 r
H: 1621
D : 391 t
Weight (Net) ................................................. 11,:
FM tuner section
Tuning frequency range ........................ 87,5 MHz ~ 108 MHz
Usable sensitivity {MONO)
...... 1.6pV (75 P,)/15.2 dBf (75 kHz DEV., SINAD 30 dB)
50dB quieting sensitivity
STEREO ....................................... 31,6pV {75 _:_)/41.2 dBf
Total harmonic distortion (1 kHz)
MONO ............................................... 0.3 % (65 dBf input)
STEREO ............................................. 0.6 % (65 dBf input)
Signal to noise ratio (1 kHz, 75 kHz DEV.)
MONO ............................................... 75 dB {65 dBf input)
STEREO ............................................. 68 dB (65 dBf input)
Stereo separation (1 kHz) .............................................. 38 dB
Selectivity (-*400 kHz) ..................................................... 70 dB
Frequency response ........... 30 Hz ~ 15kHz,+0,5 dB, -3.0 dB
AM tuner section
Tuning frequency range
10 kHz step ....................................... 530 kHz ~ 1,700 kHz
Usable sensitivity (30% rood., S/N 20 dB)
............................................................ 16 pV / (600 pV/m)
Signal to noise ratio (30 % mod, 1 mV input) ............. 50 dB
1. KENWOOD follows a policy of continuo_
in deveopment. For this reason speci(
changed without notice
2 Ful performance may not be exhibited i
locations (below 0 degC)