Atoll PR400 Evolution

The PR400 Evolution is the preamplifier of Atoll Electronique's 400 line. It is dual-mono with one linear transformer per channel, two synchronized ALPS motorized potentiometers and bipolar class A input stages. A servo system measures the audio signal in real time. The 10 mm front panel sits on a 2 mm steel chassis. A remote is included.

Atoll offers optional DA100 or DA200 DAC boards. No phono board is listed for this model.

Specifications

• Inputs: 5 RCA line inputs (AUX, CD, Tuner, DVD, Tape), 2 stereo XLR inputs, by-pass input
• Outputs: 2 stereo RCA outputs, 2 XLR outputs, tape output, 12 V trigger, 6.35 mm headphone jack
• Input impedance: 357 kohms, sensitivity 4 V
• Signal-to-noise: 100 dB
• THD: 0.004% at 1 kHz
• Bandwidth: 0.5 Hz to 780 kHz
• Filter capacitance: 112,000 uF
• Options: DA100 or DA200 DAC board
• Dimensions: 440 x 370 x 130 mm
• Weight: 15 kg