Amplificator Kenwood KA 3700

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Amplificator Kenwood KA 3700: vintage amplifier, 4 intrari, 2 iesiri, impedanta 4-16 ohmi, made in Japan, 185W consum din retea, reglaje bass, inalte, balance, loudness, arata si functioneaza bine.

Kenwood KA-3700 (1977)
KA-3700 Integrated Stereo Amplifier

The lowest distortion of any amplifier in its class and full power down to 20 Hz.


20 watts per channel, min. RMS both channels driven at 8 ohms, 20 Hz to 20 kHz, with no more than 0,08% THD.

Oversize capacitors and high-output power transistors.

Power stability with a direct-coupled complementary differential amplifier.

Low-noise, direct coupled phono equalizer (78 dB).

Clik-stop tone controls.

Low boost loudnest control for realistic listening at low and medium volume.

Oversize Volume and Selector controls.

tape monitoring.


Power Amplifier Section

Power Output: 2 x 20 W, at 8Ω, 20 Hz - 20 kHz

Dynamic Power Output: 100 watts 4Ω

Total Harmonic Distortion: 0.08% at rated power into 8Ω

Intermodulation Distortion: 0.04% at rated power into 8Ω

Power Bandwidth: 10 Hz at 50 kHz

Damping Factor: 30 at 8Ω

Speaker impedance: 4Ω to 16Ω

Preamplifier Section

Input Sensitivity/Impedance:

Phono : 2.5 mV/50 kΩ

Tuner: 150 mV/10 kΩ

Tape , Aux: 150 mV/50 kΩ

Signal to Noise Ratio:

Phono : 72 dB (for 2,5 mV input); 78 dB (for 5,0 mV input); 84 dB (for 10 mV input)

Tuner, AUX, Tape : 100 dB for 150 mV input

Maximum Input Level Phono: 150 mV (at 1 kHz, 0,8% THD)

Frequency Response:

Phono: RIAA standard curve ±0,4 dB

AUX, Tape: 20 Hz to 20 kHz ±1 dB

Tone Control

Bass: ±7,5 dB at 100 Hz

Treble: ±7,5 dB at 10 kHz

Loudness Control: 9 dB at 100 Hz (at -30 dB Volume level)


Power Requirements: 120/240 V, 50/60 Hz

Power Consumption: 185 watts

Dimensions (W x H x D): 380 x 140 x297 mm (14-31/32" x 5-1/2" x 11-11/16")

Weight: 5,8 kg (12,7 lbs) Net

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