Masterclass MPA-4
| Brand | Sugden Audio |
| Function | Amplifier, Power |
| Country | England |
| Model ID | MPA-4 |
| Form Factor | Standard Width |
| Signal Path | Analog Hardware |
| Dimensions | 43 × 25 × 36 cm (W × H × D) |
| Weight | 25kg |
| Frequency Response | 2Hz-200kHz +0/-3dB |
| Power Output (8Ω) | 165W |
| Frequency Response | 15Hz-30kHz ±0dB |
| Input Sensitivity | 1V |
| SNR | >85dB |
| Channels | 1 Channel |
| Connections |
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| Controls |
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| Displays |
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| Links | Product Page |