Vand amplificator Yamaha A-720 perfect functional si estetic fara interventii totul original sunet superb in clasa A sau AB prin comutatorul Auto class. Putere 105W pe 8 Ohm sau 150W pe 4 Ohm, iesire pe 2 sau 3 boxe conform schemei de conectare de pe spatele aparatului tinand cont de impedanta maxima suportatat de amplificator. Pret 500 lei plus taxe transport fara schimburi si fara negociere.
General
Manufacturer: Yamaha
Model: A-720
Type: Integrated amplifier
Years of manufacture: 1985 - 1986
Remote control: No
Power consumption: 470 watts (EU)
Dimensions: 435 x 147 x 399 mm (WxHxD)
Weight: 10,2 kg
Color: silver and black
Original price approx.: 1'000 DM
Connections
Number of inputs:
Phono MM/MC, Tuner, 2x Tape, Aux, CD
Number of outputs:
3x Speaker, 2x Rec-Out, Headphone
Technical Data
Continuous power (at distortion factor)
8 Ohm: 2x 105 Watt (0,005%)
4 Ohm: 2x 150 Watt (1%)
Dynamic power
8 Ohm: 2x 145 Watt
6 Ohm: 2x 180 Watt
4 Ohm: 2x 240 Watt
Total harmonic distortion: 0,005%
Attenuation factor: 45
Input (sensitivity/impedance)
Phono MM 2.5 mV /47 kOhm
Phono MC 160 µV /220 Ohm
CD, Aux, Tape, Tuner 150 mV /47 kOhm
Output (level/impedance)
Rec-Out 150 mV /470 Ohm
Tone control:
Bass: +/- 10dB (20Hz), peak frequency 350 Hz.
treble: +/- 10 dB (20Hz), peak frequency 3500 Hz
Loudness: adjustable, -40 dB
Subsonic: switchable, -12dB below 15Hz
Mute: Yes, -20 dB
Direct/Line-Straight: tone control can be switched off
Ripple (short-circuited):
Stereo channel separation: 65 dB
Signal-to-noise ratio: AUX/Tape/Tuner: 106 dB, Phono MM 92 dB, Phone MC 76dB
Special Features
Record Selector
Mono/Stereo switchable
Auto-Class A/AB switchable
Loudspeaker pairs individually controllable