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Specifications

FM tuner section (KRC-765 / KRC-665)

Frequency range
(50 kHz space).................................87.5 MHz –108.0 MHz
(200 kHz space)...............................87.9 MHz –107.9 MHz
Usable sensitivity (S/N = 30dB)...................9.3 dBf (0.8 µV/75 Ω)
Quieting Sensitivity (S/N = 50dB)..............15.2 dBf (1.6 µV/75 Ω)
Frequency response (±3 dB).................................30 Hz – 15 kHz
Signal to Noise ratio (MONO)..............................................70 dB
Selectivity (±400 kHz).......................................................≥80 dB
Stereo separation (1 kHz)....................................................40 dB

AM tuner section (KRC-765 / KRC-665)

Frequency range
(9 kHz space).......................................531 kHz – 1611 kHz
(10 kHz space).....................................530 kHz – 1700 kHz
Usable sensitivity (S/N = 20dB).............................28 dBµ (25 µV)

FM tuner section (KRC-665R)

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 dB).................................30 Hz – 15 kHz
Signal to Noise ratio (MONO)..............................................65 dB
Selectivity (DIN) (±400 kHz)..............................................≥80 dB
Stereo separation (1 kHz)....................................................35 dB

MW tuner section (KRC-665R)

Frequency range (9 kHz space).....................531 kHz – 1611 kHz
Usable sensitivity (S/N = 20dB).............................28 dBµ (25 µV)

LW tuner section (KRC-665R)

Frequency range.............................................153 kHz – 281 kHz
Usable sensitivity (S/N = 20dB)...........................................45 µV

Cassette player section

Tape Speed...............................................................4.76 cm/sec.
Wow & Flutter (WRMS)....................................................0.08 %
Frequency response (±3 dB) (70 µs)......................30 Hz – 18 kHz
Separation (1 kHz)...............................................................43 dB
Signal to Noise ratio
Dolby NR OFF................................................................57 dB
Dolby B NR ON..............................................................65 dB

Audio section

Maximum output power.................................................47 W x 4
Full Bandwidth Power (at less than 1% THD) ...............22 W x 4
Tone action
Bass : ..............................................................100 Hz ±10 dB
Middle : .............................................................1 kHz ±10 dB
Treble : ............................................................10 kHz ±10 dB
Preout level / Load (during disc play).................1800 mV / 10 kΩ
Preout impedance............................................................≤600 Ω

General

Operating voltage (11 – 16V allowable) .............................14.4 V
Current consumption.............................................................10 A
Installation Size (W x H x D) .........................182 x 53 x 150 mm
Weight................................................................................1.2 kg

Specifications subject to change without notice.

KRC-765_U.S_r3 03.2.21 4:42 PM Page 42