Specifications - Kenwood KR-A57R Instruction Manual

Specifications
AUDIO SECTION
Power Output
55 watts per channel minimum RMS, both channel
driven at 8 ohms from 20 Hz to 20,000 Hz with no
more than 0.08% total harmonic distortion.
60 watts per channel minimum RMS, both channel driven
into 8 ohms at 1 kHz with no more than 0.08 % total
harmonic distortion
Total Harmonic Distortion
(20 Hz-20,000 Hz,
8 ohms)............0.0.. ee 0.08% at 55W
(1 kHz, 8 ohms)................ 0.01% at 55W
Intermodulation
distortion 0.00.0. 0.08% at 55W
Input sensitivity/Impedance
PHONO (MM)................... 3.0 mV/47 kohms
CD/AUX, TAPE,
VIDEO ooo ee 200 mV/47 kohms
Frequency Response
PHONO (RIAA stan-
dard Curve).........0.0.0.0.0. 20 Hz-20,000 Hz... +0.5 dB
TAPE, CD/AUX.............4: 10 Hz-70,000 Hz... $98
Signal to Noise Ratio
PHONO (MM)................ 73 dB
TAPE, CD/AUX,
VIDEO oo ceetienseatic eh 100 dB
Graphic Equalizer
Center Frequency ........... 63 Hz, 300 Hz, 1kHz,
3 kHz, 10 kHz
Control! Range.................. +12 dB
FM TUNER SECTION
Tuning Frequency
Range:...2.:.scsusasudiione 87.5 MHz-108 MHz
Antenna Impedance......... 300 ohms balanced
75 ohms unbalanced
Usable Sensitivity............. 11.2 dBf (2.0 pV)
50 dB Quieting Sensitivity
MONDO... 17.2 dBf (4 nV)
STEREO... 38.2 dBf (45 nV)
Note:
Signal! to Noise Ratio at 65 dBf
MONO... oes 76 dB
STEREO ..........c0000.ccces 72 dB
Total Harmonic Distortion at 1,000 Hz
MONO... ee 0.2%
STEREO) 2585: iets tts 0.3%
Frequency Response........ 30 Hz-15,000 Hz *$2 8
Stereo Separation............. 40 dB at 1,000 Hz
Selectivity..........000000..00. 53 dB at 400 kHz
Capture Ratio..................... 1.2 dB
Image Rejection Ratio... 40 dB
IF Rejection Ratio............. 86 dB
Spurious rejection Ratio. 80 dB
AM Suppression Ratio.... 57 dB
AM TUNER SECTION
Tuning Range..................... 530 kHz-1,610 kHz (with
the AM tuning interval set
at 10 kHz)
531 kHz-1,602 kHz (with
the AM tuning interval set
at 9 kHz)
Usable Sensitivity............. 15 pV (440 pV/m)
Signal to Noise Ratio ...... 50 dB
Selectivity...........00..00000.0. 25 dB
GENERAL
Power Consumption ........ 2.5A....U.S.A. model
150 W....Others
Dimensions ......................... W :420 mm (16-9/16")
H :109 mm (4-5/16")
D :229mm (9")
Weight... ee Net. 5.3 kg (11.7 tb)
We follow a policy of continuous advancements in development. For this reason specifications may be changed without noice.
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