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Kenwood KR-4600

FM/AM stereo receiver with FM range: 88-108Mhz and AM: 540-1600kHz. Possibility to choose A, B, A+B or off mode. Bass, treble, balance controls. Signal, tuning and FM Stereo indicators. Also available High Filter and Loudness control. Wooden side panel. Big display. Headphones jack. Input selector for AM, FM, Phono 1, Phono 2 or AUX.

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 Frequency Range: 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)

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