Atoll IN100 Signature

$2,499.00
$2,499.00
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Integrated Amplifier

Handcrafted in France, the Atoll IN100 Signature is an audiophile-grade integrated amplifier engineered to deliver dynamic, high-fidelity musicality with impressive control. Driven by a robust dual-toroidal transformer supply, it outputs 100W RMS per channel into 8 ohms (140W into 4 ohms), offering plenty of headroom to easily drive demanding floorstanding or bookshelf speakers.

  • Estimated delivery: Sep 18 - Sep 22

  • Free shipping on all orders over $125

The Atoll IN100 Signature is a high-performance integrated amplifier handmade in France by Atoll Electronique. It is widely regarded in audiophile circles for its robust power supply, dual-mono architecture, and dynamic, highly detailed sound profile.

Core Strengths

  • True Dual-Mono Design: Utilizing separate 340 VA toroidal transformers for left and right channels, the IN100 Signature reduces crosstalk, improves stereo imaging, and delivers exceptional channel separation.

  • High Current Drive: The large power reservoir and MOS-FET output transistors allow it to drive difficult speaker loads without losing control or compressing dynamic swings.

  • Modular Upgradeability: The stock unit is purely analog, but Atoll offers factory option slots for:

    • Digital Boards: DA100 (Coax/Optical) or DA200 (Coax, Optical, Bluetooth, and XMOS USB-B up to PCM 384kHz / DSD128).

    • Phono Stages: P50 (MM) or P100 (MM/MC).
  • Pre-Out & By-Pass Flexibility: The dual pre-outs make adding subwoofers seamless, while the By-Pass mode allows direct integration into home theater setups as a dedicated front-channel power amplifier.