Pro-Ject Amp Box RS2 Valve Power Amplifier

The Pro-Ject Amp Box RS2 Valve Power Amplifier is designed for audiophiles who demand high-end performance with no compromises. With its flagship power amplifier design, the Amp Box RS2 delivers a stunning 3-dimensional soundstage, precise micro-dynamics, and exceptional resolution, offering a listening experience that is both dynamic and immersive.

Combining Class AB amplifier technology with a reference-grade tube buffer input stage, this amplifier produces superior fidelity, low distortion, and incredibly dynamic audio reproduction. Whether you're listening to delicate details or powerful crescendos, the Amp Box RS2 ensures that every nuance is captured with remarkable clarity and accuracy.

Class AB Design for Superior Fidelity

At the core of the Pro-Ject Amp Box RS2 is its Class AB amplifier design, which provides the best of both worlds by combining the benefits of both Class A and Class B technologies. This unique configuration offers a combination of high efficiency and low distortion, resulting in a clean and accurate sound.

The design ensures high power output, making the amplifier suitable for driving a wide range of speakers while maintaining the integrity of the audio signal. With the Amp Box RS2, you'll experience expansive soundstage depth, intricate micro-dynamics, and stunning audio resolution that meet the highest sonic standards.

The addition of a reference-grade tube buffer input stage further enhances the overall sound quality, making it a true audiophile’s dream.

Premium Build Quality and Elegant Design

The Pro-Ject Amp Box RS2 Valve Power Amplifier boasts a luxurious, full-metal chassis that not only gives it an elegant, high-end aesthetic but also contributes to its excellent performance. Available in sleek silver or black finishes, the Amp Box RS2 is visually striking, designed to complement any high-fidelity audio setup.

The solid construction of the amplifier plays a crucial role in heat dissipation, ensuring the internal components remain cool and operate efficiently even during extended listening sessions. This premium build quality, coupled with its outstanding sonic performance, elevates the Amp Box RS2 to a truly exceptional piece of audio equipment.

Versatile Inputs and Outputs

The Pro-Ject Amp Box RS2 offers versatile input and output options, ensuring compatibility with a wide range of audio systems. The amplifier is equipped with both single-ended RCA input sockets and balanced XLR inputs, allowing you to connect it to various audio sources with ease.

Input selection can be conveniently controlled via the front panel, or for those who require advanced integration, RS232 control is also available. On the output side, the Amp Box RS2 features solid, isolated, gold-plated speaker terminals that support 4 mm banana plugs, spades, or bare wires.

These flexible connectivity options provide you with the freedom to customize your setup and maximize the amplifier’s performance.

Optional Upgraded Power Supply

To further enhance the performance of the Pro-Ject Amp Box RS2 Valve Power Amplifier, an optional upgraded linear power supply is available. While the standard power supply provides a solid foundation, the Power Box RS2 Amp takes the performance to the next level by offering clean, stable, and high-quality power to the amplifier.

The linear power supply features a large toroidal transformer with shielding between the primary and secondary windings, functioning as an isolation transformer to prevent mains power interference. Additionally, the larger power reserve of the upgraded power supply ensures consistent, reliable audio output, resulting in improved sound quality and performance, especially in demanding audio setups.