{"product_id":"moonriver-audio-404-reference-integrated-amplifier","title":"Moonriver Audio 404 Reference Integrated Amplifier","description":"\u003ch2 class=\"MsoNormal\"\u003e\u003cspan lang=\"EN\" style=\"color: rgb(255, 128, 0);\"\u003eMoonriver Audio 404 Reference Integrated Amplifier\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan lang=\"EN\" style=\"color: rgb(255, 128, 0);\"\u003eRefined 50 Watt Integrated Amplifier With Enhanced Power Supply And Modular Architecture\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan lang=\"EN\" style=\"color: rgb(255, 255, 255);\"\u003eThe Moonriver Audio 404 Reference is a high-performance integrated amplifier developed as an enhanced evolution of the original Model 404 platform. It retains the same core design philosophy, classic ergonomics and modular architecture while introducing significant improvements to the power supply and mechanical construction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan lang=\"EN\" style=\"color: rgb(255, 255, 255);\"\u003eWith its substantially increased power-supply capacitance, fully discrete preamplifier section and custom-optimised high-output stage, the 404 Reference is engineered to deliver greater dynamic authority, deeper low-level resolution and improved control across a wide range of loudspeakers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan lang=\"EN\" style=\"color: rgb(255, 255, 255);\"\u003eThe result is an amplifier designed to preserve natural tonal integrity while revealing the textures, spatial information and dynamic contrasts contained within the recording.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"MsoNormal\"\u003e\u003cspan lang=\"EN\" style=\"color: rgb(255, 128, 0);\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan lang=\"EN\" style=\"mso-ansi-language: EN;\"\u003e50 W per Channel into 8 \u003c\/span\u003e\u003cspan lang=\"EL\" style=\"mso-ansi-language: EL;\"\u003eΩ – A powerful and carefully engineered output stage designed to deliver controlled, dynamic performance across a wide range of loudspeakers.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan lang=\"EL\" style=\"mso-ansi-language: EL;\"\u003eEnhanced 107,000 \u003c\/span\u003eµF Power-Supply Capacitance – A substantially upgraded power supply designed to improve dynamic behaviour, low-level resolution and bass authority.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eDedicated 21,000 µF Preamp Supply Reserve – Additional capacitance is reserved for the preamplifier section to support dynamic awareness and signal integrity.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eFully Discrete Preamplifier Section – Designed to preserve natural tonal integrity and provide highly responsive dynamic performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eCustom-Optimised High-Output Stage – Engineered for wide bandwidth, low distortion and accurate transient reproduction.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eModular Architecture – Supports optional MM or MM\/MC phono stage and asynchronous USB DAC modules.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eWBT Nextgen Speaker Terminals – Designed to support reliable high-current transfer to the loudspeakers.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eImproved Mechanical Construction – A sturdy chassis with enhanced mechanical support and additional resonance control.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTwo Preamplifier Outputs and Tape Monitor Loop – Provides flexible integration into advanced two-channel systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eEnhanced Power Supply For Greater Dynamic Authority\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe defining difference between the 404 Reference and the standard Model 404 lies in the power supply.\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe 404 Reference increases total power-supply capacitance to approximately 107,000 µF, with approximately 21,000 µF reserved specifically for the preamplifier section. This substantial increase is designed to provide greater current reserve and improved stability during demanding musical passages.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe result is a design intended to deliver greater dynamic authority, improved retrieval of low-level information, a more articulate soundstage and stronger bass control.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eNatural Musicality And Transient Fidelity\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eA fully discrete preamplifier section provides the foundation for the 404 Reference's dynamic and musical character. This works together with a custom-optimised high-output stage designed to balance bandwidth, distortion and transient fidelity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe signal path is kept as short as practical, while carefully selected components are used to minimise unwanted tonal coloration. The design philosophy is straightforward: preserve the natural character of the recording while allowing the amplifier to reveal the texture and nuance contained within the music.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eModular Architecture For Long-Term Flexibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe 404 Reference is designed as a modular platform that can evolve with the listener's system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eAn optional MM or MM\/MC phono stage can be installed to provide integrated vinyl playback capability, while an optional asynchronous USB DAC module adds high-resolution digital playback.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe modular design also allows the digital section to be upgraded as new technologies and future requirements develop.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eOptional High-Resolution Usb Dac\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe optional USB DAC module is based on ESS Sabre 9000-series conversion technology and supports native DSD playback.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe module supports PCM up to 384 kHz \/ 24-bit and DSD up to DSD128. Its USB input section uses an XMOS-based interface with custom firmware and dedicated low-drift clocking.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe digital and analogue sections use separate power-supply stages, with additional attention given to the analogue output stage to preserve the dynamic and natural character associated with the Moonriver design philosophy.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eClassic Design With Modern Ergonomics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe 404 Reference combines classic styling with carefully considered modern usability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eOversized aluminium controls, solid walnut side cheeks and a sturdy chassis give the amplifier a distinctive physical presence, while the user interface is designed for direct and intuitive operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eFour knobs and three switches provide direct access to the amplifier's principal functions without complicated menus, hidden settings or multifunction controls.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eSpecifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eModel: 404 Reference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eType: Integrated Stereo Amplifier\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eOutput Power: 50 W per channel into 8 \u003cspan lang=\"EL\" style=\"mso-ansi-language: EL;\"\u003eΩ\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan lang=\"EL\" style=\"mso-ansi-language: EL;\"\u003eInputs: 5 total; Line 1 and Line 4 can optionally accommodate phono stage and USB DAC modules; 1 \u003c\/span\u003e× tape monitor loop\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eOutputs: 2 × preamplifier outputs; 1 × record output\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eFrequency Response: 10 Hz – 50 kHz\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTotal Harmonic Distortion: 0.05%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eSignal-to-Noise Ratio: 85 dB (line)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eIdle Power Consumption: 22 W\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003ePower-Supply Capacitance: 107,000 µF total; 21,000 µF reserved for the preamplifier section\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eDimensions: 430 W × 135 H × 390 D mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eWeight: 13 kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eOptional Modules: MM or MM\/MC phono stage; asynchronous USB DAC\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eWhy Buy From Soundtrails\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eAn integrated amplifier is the central component of a two-channel system, and selecting the right model involves much more than comparing power ratings. Loudspeaker sensitivity, room size, speaker impedance, source components and listening preferences all influence the ideal amplifier choice.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eAt SoundTrails, our Audio Video Architects help you build carefully matched high-fidelity systems around your loudspeakers, room and listening preferences. From amplifier and speaker matching to vinyl playback, digital source integration and complete two-channel system design, we help ensure that every component works together as part of a balanced and carefully engineered system.\u003c\/span\u003e\u003c\/p\u003e","brand":"SoundTrails","offers":[{"title":"Default Title","offer_id":53791303336209,"sku":null,"price":629900.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0832\/0208\/1041\/files\/moonriver-404-reference-integrated-amplifier-theaudioco-347_670x670_35bd470e-6eaf-48dc-ab08-320defc5be42.webp?v=1784448781","url":"https:\/\/soundtrails.in\/products\/moonriver-audio-404-reference-integrated-amplifier","provider":"SoundTrails","version":"1.0","type":"link"}