Moonriver The 404 Reference

Moonriver Audio
Introducing the Moonriver Model 404 Reference – Taking Excellence to New Heights!
Building upon the remarkable success of the Moonriver Model 404 (Standard), we are thrilled to present the Moonriver Model 404 Reference. Designed to surpass the already outstanding performance of its predecessor, this amplifier offers an unparalleled audio experience

Unveiling the True Essence of Instruments!

The Model 404 Reference elevates the exposure of each individual instrument's texture exponentially when compared to the Standard version. Its fully discrete preamp section heightens dynamic awareness, while a custom-optimized high output stage ensures neutral character and transient fidelity. By employing a sophisticated selection of components, the design achieves a harmonious balance, preserving naturalness throughout the shortest possible signal path.



Enhanced Design and Ergonomics for Moonriver 404 Amplifier
Discover the perfect blend of classic and modern aesthetics in our Moonriver 404 amplifier. Crafted with premium materials like robust aluminum knobs and sleek walnut cheeks, this amplifier exudes elegance and durability. Its ergonomic user interface ensures effortless operation without any complicated menus or hidden features.
Unlike other amplifiers that prioritize minimalism over functionality, Model 404 strikes a balance between simplicity and user-friendliness. With just four knobs and three switches, you can easily access all the amplifier's functions, making it a breeze to operate for anyone, even without referring to the user manual.

Flexible Modular Architecture of the Moonriver 404 Amplifier
Experience the versatility of the Moonriver 404 amplifier's modular design. This amplifier offers the convenience of accommodating an MM or MM/MC phono stage and a USB asynchronous DAC. Adding these modules is a straightforward process that can be done at any time, either during or after the purchase of the amplifier. Additionally, the USB DAC can be upgraded with a newer version, ensuring compatibility with future requirements. Embrace the adaptability of the Moonriver 404 amplifier's modular architecture for enhanced audio customization.

The Importance of the Stereo/Mono Switch in Audio Playback
In the ever-evolving landscape of audio recording, certain features like the stereo/mono switch may seem outdated. However, as the resurgence of vinyl records continues to captivate enthusiasts, the relevance of this switch becomes evident.
With the proliferation of monaural pressings, including rare collector's items and reimagined classics, the stereo/mono switch offers a unique opportunity to experience these recordings as they were originally intended. By eliminating artificial phase discrepancies inherent in mandatory stereo playback, this switch allows listeners to appreciate the artistic milestones of music history in their authentic mono or two-channel format.
While the notion of "less is more" may hold true in some cases, having the choice to switch between stereo and mono ensures a tailored listening experience. Embrace the versatility of the stereo/mono switch and indulge in the diverse nuances of audio reproduction.


Inputs: 5 (line 1 and 4 optionally occupied by phono stage and USB DAC respectively, 1 x tape loop)

Outputs: 2 x preamp out, 1 x rec out

Max output power: 50 W per channel into 8 Ω

Frequency response: 10 Hz to 50 kHz

Total harmonic distortion: 0.05%

Signal to noise ratio: 85 dB (line)

Idle Consumption: 22 Watts

lwh: 430x390x135

Weight: 13g

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