JVC A-X1

Bought this vintage amplifier. Sounds really awesome.!

Got it connected to Technics SB-3030 speakers and a really old vintage turntable from Silver.

 

Specs :

Integrated amplifier with 31 watts per each channel at 1kHz, with no more than 0.003% THD. Possible to select inputs, speaker systems selector. Loudness control, balance control. Class-A phono equalizer. Low-Impedance direct power supply. Power level indicators for each channel (12 elements per channel). Zero switching distortion in class-A EQ amp

 

JVC A-X1

Integrated amplifier

 

Circuitry:

Power Amp: Super-A High-Gain

Output Power: 31 watts RMS per channel, both channels driven, into 8 ohms, 1kHz, 0.003% THD

30 watts RMS per channel, both channel driven, into 8 ohms, 20Hz to 20kHz, 0.007% THD

 

Total Harmonic Distortion:

AUX to SP out: 0.003% at Rated Output, 8 ohms, 1kHz

0.007% at Rated Output, 8 ohms, 20Hz to 20kHz

Intermodulation Distortion: 0.007% (60Hz: 7kHz = 4:1) at Rated Output, 8 ohms

Switching Distortion: 0

 

Transient Intermodulation Distortion: 0

Power Bandwidth: 10Hz to 30kHz (IHF, both channels driven, 8 ohms, 0.02% THD)

Frequency Response: 10Hz to 100kHz +0.5, -3dB (8 ohms)

Damping Factor: 50 (1kHz, 8 ohms)

 

Input Sensitivity (Impedance) at 1kHz:

Phono (MM): 2.5mV (47k ohms)

Tuner, AUX, Tape: 150mV (40k ohms)

 

Signal-to-Noise Ratio:

Phono (MM): 75dB/73dB

Tuner, AUX, Tape: 95dB/77dB

 

Tone Controls:

Bass: 100Hz ±8dB

Treble: 10kHz ±dB

Loudness (-30dB Volume): 100Hz +6dB, 10kHz +4dB

 

Phono equalizer section:

Phono Overload:

MM: 150mV (1kHz, 0.05% THD)

RIAA Phono Equalization:

MM: ±0.5dB (20Hz to 15kHz)

Done