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PREOWNED – FULLY TESTED – INCLUDES ORIGINAL POWER CABLE – COMES WITH A MANDIS TV PROGRAMMED REMOTE
The Atoll IN50se (and its successor, the IN50 Signature) is a French-made, minimalist hi-fi integrated amplifier. It features a symmetrical discrete component layout, MOS-FET power transistors, and an ALPS motorized potentiometer.
Core Specifications
• Power Output (8 Ω): 50 W per channel
• Power Output (4 Ω): 70 W per channel
• Impulse Power: 90 W
• Power Supply: 160 – 170 VA toroidal transformer
• Total Capacitance: 15,000 to 20,000 μF (depending on the exact production batch)
• Frequency Response: 5 Hz – 100 kHz
• Signal/Noise Ratio: 100 dBA
• Input Sensitivity: 100 mV
• Distortion Rate: \(
At US$600, this used Atoll IN50 Signature is a strong deal, landing well below the typical used asking-price median of US$600 for this model (where the 25th and 75th percentiles also sit at US$600 based on recent comps). The listing’s unknown condition note tempers absolute certainty, but the price itself is aggressive enough to warrant a close look even if minor wear exists.
The IN50 Signature is a well-regarded French integrated known for its no-frills, modular design and 50W/ch output that delivers refined musicality without gimmicks. It’s built with high-care components for solid sound performance and offers expandability via monitor inputs and modular options. At this price, it’s a smart buying opportunity for enthusiasts seeking clean, French-made analog power with room to add DAC or phonostage modules later.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Atoll Electronique emerged in September 1997 from the Normandy town of Brécey, France, founded by brothers Stéphane and Emmanuel Dubreuil. Driven by a mission to deliver true high-end audio electronics at accessible prices, the family-run company has remained rooted in its original factory, where it doubled production capacity just a few years ago without chasing fleeting trends. Every product undergoes handmade assembly, with printed circuits wired by hand, discrete components soldered meticulously, and rigorous multi-stage testing before shipment—80% of parts sourced domestically for unwavering quality control.
The brand's portfolio spans over 40 models, centering on integrated amplifiers like the acclaimed IN200 Signature and IN50, alongside preamplifiers, power amps, DACs, CD players, and music streamers. Modular options, such as phono-stage and DAC expansion boards, enhance versatility, while a disciplined philosophy ensures new releases only when meaningful advancements justify them. This focus on amplification and digital sources defines Atoll's identity, eschewing speakers, turntables, headphones, or cables.
Positioned as a mid-tier high-end contender, Atoll earns praise for punching above its weight against rivals like Marantz, Parasound, and Rotel, blending Class A sonics with Class AB power in compact, domestically crafted designs that master demanding speakers. Widely awarded in Europe and gaining North American traction, it appeals to discerning buyers seeking engineered excellence without extravagance—a boutique gem for the savvy audiophile.
See all Atoll listings on RADAR.
