Sugden Masterclass FPA-4
Sugden Audio Masterclass FPA-4 Power Amplifier
| Brand | Sugden |
| Model | Masterclass FPA-4 |
| Channels | 2 |
| Power per channel, 8 Ω (W) | 25 |
| Power rated from (Hz) | |
| Power rated to (Hz) | |
| Power rated at THD (%) | |
| Power rated with channels driven | 2 |
| Power per channel, 4 Ω (W) | |
| Bridged power, 8 Ω (W) | |
| Frequency response | 18 Hz – 95000 Hz +0.3 −0.3 dB |
| Total harmonic distortion (%) | |
| Signal-to-noise ratio (dB) | 82 |
| Damping factor | |
| Input impedance (Ω) | |
| Gain (dB) | |
| Height (mm) | 143 |
| Width (mm) | 430 |
| Depth (mm) | 350 |
| Weight (kg) |