Esoteric S-05 Class-A Stereo Power Amplifier

The Esoteric S-05 is a Class-A Stereo Power Amplifier meticulously engineered to deliver exceptional audio fidelity. Drawing inspiration from Esoteric’s flagship Grandioso M1X monoblock, the S-05 embodies the philosophy of “minimal circuitry – maximum output,” ensuring a pure and dynamic listening experience.

Key Features

• Class-A Amplification: Provides finely detailed sound with superior dynamics, a hallmark of Esoteric’s signature tone.
• Dual Monaural Construction: Ensures superior channel separation by employing independent circuitry for each channel, including the current smoothing circuit.
• ES-Link Analog Input: Utilizes Esoteric’s proprietary current signal transmission method, delivering music signals with exceptional power and fidelity.
• High-Capacity Bipolar 3 Parallel Push/Pull Circuit: Instantaneously responds to music signals, ensuring robust amplification.
• 940VA Large EI-Core Power Transformer: Provides stable power delivery, responding swiftly to dynamic current supply changes.
• Custom Capacitors: Features Grandioso-grade custom capacitors (10,000μF × 4 per channel) for smooth and consistent sound reproduction.
• Balanced Input Amplifier: Offers clean signal transmission, minimizing noise and distortion.
• BTL/Bi-Amp Mode Switch: Allows flexible amplifier configurations, including bridged and bi-amp modes.
• DC Trigger: Enables sequential power on/off when paired with compatible devices like the N-05XD.
• Isolation Feet and Semi-Floating Top Panel: Designed to minimize vibrations, contributing to overall sound clarity.

The S-05‘s minimalist design and its advanced engineering make it an ideal choice for audiophiles seeking high-end audio performance in a stereo configuration.