Audio Hungary Qualiton A75 Integrated Amplifier
The Audio Hungary Qualiton A75 Integrated Amplifier is a Class A tube amplifier designed to deliver audiophile-grade performance. Its construction features carefully selected KT120, 12AT7 and 12AX7 tubes, offering a smooth, natural sound and a flat frequency response.
Due to its pure Class A operation, it provides the luscious tube sound, but as it's a Qualiton, it's also able to drive most speakers efficiently.
| Name | Value |
| Rated output power | 2 x 75 W, stereo |
| Total harmonic distortion | < 0,1% (f = 1 kHz, rated output) |
| Frequency response | 25 Hz to 70 kHz (-3 dB, rated output) |
| Input sensitivity, Balanced Stereo IN | 920 mV, to rated output |
| Input sensitivity, Unbalanced Stereo IN | 920 mV, to rated output |
| Number of input ports / channel | 3 unbalanced Stereo IN, 1 balanced Stereo IN |
| Number of output ports / channel | 2 unbalanced Power OUT |
| Gain | +28.5 dB (RL = 8 Ohm) |
| Input impedance, Balanced Stereo IN | 40 kOhm |
| Input impedance, Unbalanced Stereo IN | 10 kOhm |
| Load impedance | 4 Ohm and 8 Ohm |
| Signal-to-noise ratio | > 100 dB (RL = 8 Ohm, rated output) |
| Power requirements | 620 W |
| Tubes required | 4 x KT120 (KT150 or KT170 optionally); 4 x 12AT7; 2 x 12AX7 |
| Weight | 21 kg |
| Dimensions | 35 x 42 x 22 cm |