Atoll AM400 Evolution Power Amplifier
The AM400 Evolution is the power amplifier of Atoll's flagship Line 400, built with the brand's most advanced discrete circuitry and largest power supply to extract maximum performance from any partnered preamplifier and loudspeaker combination.
Key specifications
| Power Wrms/channel/8Ω | 170 W |
| Power Wrms/channel/4Ω | 320 W |
| Power in bridged mono mode/8Ω | 600 W |
| Power supply | 1050 VA |
| Total capacitance | 111 300 μF |
| Number of stereo inputs | 1 RCA + 1 XLR |
| Power consumption with switch off | 0 W |
| Power consumption in operation | 48 W – 800 W |
| Input impedance | 220 kΩ |
| Sensitivity | 1,7 V |
| Signal-to-noise ratio | 105 dB |
| Distortion at 1 kHz | 0.005% |
| Bandwidth | 5 Hz – 200 kHz |
| Rise time | 1,5 μs |
| Dimensions | 440 x 370 x 130 mm |
| Weight | 19 kg |
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