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Ausstattungsliste: Perreaux 255i
Ausstattung & technische Daten
| Amplifier | |
| Rated Power Output (per channel) | 250W into 8Ω |
| 500W into 4Ω | |
| Maximum Power Output (prior to clipping, per channel) | 360W into 8Ω |
| 530W into 4Ω | |
| Total Harmonic Distortion + Noise | Typically: 0.002% @ 1kHz, 250W into 8Ω |
| 20Hz to 20kHz: 0.010%, 250W into 8Ω | |
| Frequency Response | 20Hz to 20kHz: +0.00dB, -0.15dB |
| 5Hz to 60kHz: +0.00dB, -0.50dB | |
| Damping Factor | 800 @ 1kHz, 250W into 8Ω |
| Signal to Noise Ratio (unweighted) | better than 98dB, ref. 250W |
| Preamplifier | |
| Input Impedance | Unbalanced 12kΩ |
| Balanced 22kΩ | |
| Input Overload | Unbalanced 8Vrms |
| Balanced 8Vrms | |
| Volume Control Range | -95.5dB to +31.5dB |
| Volume Control Resolution | 0.5dB per step |
| Input Volume Trim Range | ±40dB |
| Balance Resolution | 0.5dB |
| Balance Range | ±40dB |
| Headphone Amplifier | |
| Headphone Rated Power Output | 1.0W into 32Ω |
| 150mW into 300Ω | |
| Headphone Total Harmonic Distortion + Noise | Typically: 0.001% @ 1kHz, 1.0W into 32Ω |
| 20Hz to 20kHz: less than 0.002%, 1.0W into 32Ω | |
| Headphone Volume Trim Range | ±40dB |
| 255i DAC Module Specifications | |
| Digital Inputs | 2 SPDIF Coax (RCA) |
| 2 SPDIF Optical (Toslink) | |
| 1 USB (Type B) | |
| Chipsets | ES9038PRO Sabre DAC / XMOS chipset solution (32 bit / 140db noise floor) |
| Input Sample Rate | 32, 44.1, 48, 88.2, 96, 176.4, 192kHz (Coax, Optical) |
| 32, 44.1, 48, 88.2, 96, 176.4, 192, 352.8, 384 kHz / DSD 64, 128, 256 (USB) | |
| Input Word Length (maximum) B) | 32-bit (Coax, Optical) |
| 32-bit (USB) | |
| Input Impedance | 75Ω (Coax) |
| Transformer Coupled | Coax: Yes |
| Optical: No | |
| USB: Asynchronous and Galvanically Isolated | |
| Analogue Section | |
| Digital to Analogue Conversion | 32-bit/384kHz |
| Output Voltage | 2.0Vrms @ 0dBFS |
| Total Harmonic Distortion + Noise | 0.002%, 20Hz-20kHz @ 0dBFS |
| Frequency Response | 20Hz to 20kHz: +0.0dB, -0.1dB |
| 5Hz to 94kHz: +0.0dB, -3.0dB | |
| Dynamic Range (unweighted): | better than 115dB @ 0dBFS |
| Signal to Noise Ratio (unweighted) | better than 115dB @ 0dBFS |
| Channel Separation | better than 110dB @ 0dBFS |
| Stop Band | 105kHz |
| Stop Band Attenuation | 125dB |
| 255i Phono Module Specifications | |
| Input Impedance | Low Gain (MM): 47kΩ |
| High Gain (MC): 100Ω | |
| Input Capacitance | 22pF |
| Gain | Low Gain (MM): 40dB |
| High Gain (MC): 60dB | |
| Total Harmonic Distortion + Noise | Typically: 0.002% @ 1kHz, low gain setting |
| 20Hz to 20kHz: less than 0.010%, low gain setting | |
| RIAA Accuracy | ±0.5dB, 20Hz-20kHz |
| Signal to Noise Ratio (unweighted) | better than 85dB, low gain setting |
| Dimensions | |
| Width | 426mm (16.8") |
| Depth | 344mm (13.5") |
| Height | 149mm (5.9") |
| Weight | 25kg (55lb) |
