Kenwood KR-4600

Kenwood KR-4600

FM/AM Receiver

Power Output: 30 watts per channel minimum, RMS at 8 ohms from 20Hz to 20,000Hz with no more than 0.5% total harmonic distortion.

Both Channels Driven: 32 + 32 watts 8 ohms at 1,000 Hz 34 + 34 watts 4 ohms at 1,000 Hz

Total Harmonic Distortion: 0.5% at rated power into 8 ohms 0.07% at 1 watt into 8 ohms at 1,000 Hz

Intermodulation Distortion: 0.5% at rated power into 8 ohms (60 Hz : 7 kHz 4 : 1) 0.2% at 1 watt   into 8 ohms

Power Bandwidth: 7 Hz to 35,000 Hz

Damping Factor: 40 at 8 ohms

Speaker Impedance: Accept 4 ohms to 16 ohms

Input Sensitivity/Impedance/Signal to Noise Ratio (IHF A Curve):

Phono 1: 2.5  mV/50 k ohms/70 dB

Phone 2: 2.5  mV/50 k ohms/70 dB

AUX: 150 mV/45 k ohms/90 dB

Tape: 150 mV/45 k ohms/90 dB

Maximum Input Level

Phono: 170 mV (RMS) T.H.D. 0.1% at 1,000 Hz

Output Level/Impedance

Tape REC (Pin): 150 mV/100 ohms

Din: 30 mV/80 k ohms

Frequency Response

Phono: RIAA Standard Curve ±0.5 dB

AUX & Tape: 20 Hz to 50,000 Hz +0.7 dB -1.2dB

Tone Control:

Bass: ±8 dB at 100 Hz

Treble: ±8 dB at 10,000 Hz

Loudness Control (-30 dB): +8 dB at 100 Hz, +5 dB at 10,000 Hz

High Filter: -10 dB at 10 kHz

FM Tuner (IHF):

Usable Sensitivity: 10.3 dBf, (1.8 /A/ at 75 ohms)

50 dB Quieting Sensitivity

Mono: 14.8 dBf, (3.0 mV at 75 ohms)

Stereo: 36.6 dBf, (37  mV at 75 ohms)

Signal to Noise Ratio at 65 dBf

Mono: 75 dB

Stereo: 70 dB

Muting Threshold: 12 dBf (2.2 mVat 75 ohms)

T.H. Distortion at 65 dBf

Mono: 0.15%

Stereo: 0.25 %

Frequency Response: 20 Hz to 15,000 Hz +0.5 dB, -1.5 dB

Capture Ratio: 1.5 dB

Alternate Channel Selectivity: 80 dB

Spurious Response Ratio: 85 dB

Image Response Ratio: 85 dB

IF Response Ratio (balanced): 100 dB

AM Suppression Ratio: 65 dB

Stereo Separation: 40 dB at 1,000 Hz, 35 dB at 50 Hz to 10,000 Hz

Subcarrier Product Ratio: 40 dB

Antenna Impedance: 300 ohms balanced & 75 ohms unbalanced

FM FrequencyRange: 88 MHz to 108 MHz

AM Tuner:

Usable Sensitivity (IHF): 20µV

Signal to Noise Ratio: 50 dB

Image Rejection: 45 dB

Selectivity: 35 dB

IF Rejection: 35 dB

Power Requirement: 60 Hz 120V or 50/60 Hz 110-120/220-240V switchable

Power Consumption: 230 watts at full power

Dimension (W x H x D, mm): 500 x 140 x 332

Weight: 23.4lbs (10.6 kg)