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Specifications
FM tuner section
Frequency Range (50 kHz Space) ................87.5 MHz-108.0 MHz
Usable Sensitivity (S/N: 26dB)....................................0.7 µV/75 Ω
Quieting Sensitivity (S/N: 46dB) .................................1.6 µV/75 Ω
Frequency Response (±3.0dB).................................30 Hz-15 kHz
Signal to Noise ratio .............................................65 dB (MONO)
Selectivity (DIN)..............................................≥ 80 dB (±400 kHz)
Stereo Separation .....................................................35 dB (1kHz)
MW tuner section
Frequency Range (9 kHz space)........................531 kHz-1611 kHz
Usable Sensitivity (S/N: 20dB) .............................................25 µV
LW tuner section
Frequency Range ...............................................153 kHz-281 kHz
Usable Sensitivity (S/N: 20dB) .............................................45 µV
Cassette player section
Tape Speed ..............................................................4.76 cm/sec.
Wow & Flutter.....................................................0.08 % (WRMS)
Frequency response (±3 dB)............................30~18 kHz (70 µV)
Separation ...............................................................43 dB (1 kHz)
Signal to Noise ratio
Dolby NR OFF (KRC-677R).........................................57 dB
Dolby NR OFF (KRC-577R).........................................54 dB
Dolby B NR ON (KRC-677R).......................................65 dB
Audio section
Preout Level(mV)/Load .........................................1800 mV/10 kΩ
Preout Impedance............................................................≤ 600 Ω
Maximum output power
(KRC-677R) ...........................................................44 W x 4
(KRC-577R) ...........................................................40 W x 4
Full Bandwidth Power (DIN45324,+B=14.4 V)
(KRC-677R) ...........................................................28 W x 4
(KRC-577R) ...........................................................26 W x 4
Tone action
Bass ............................................................100 Hz ±10 dB
Treble ..........................................................10 kHz ±10 dB
General
Operating voltage (11 - 16V allowable)................................14.4 V
Current Consumption ............................................................10 A
Installation Size (W x H x D) ...........................182 x 53 x 155 mm
Weight...............................................................................1400 g
Specifications subject to change without notice.