Fosi Audio GR40 Tube DAC Headphone Amp Preamp

Fosi Audio GR40 Tube DAC Headphone Amp Preamp

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The Fosi Audio GR40 is part of the retro-hybrid DAC, headphones amp and pre-amp devices from the brand with the... Read more

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$119.90 Excl. VAT

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    Description

    The Fosi Audio GR40 is part of the retro-hybrid DAC, headphones amp and pre-amp devices from the brand with the use of vacuum-tubes.

    Specifications

    • Weight: 200gr
    • Usage: Indoor & outdoor

    Pros and cons

    • Sustainably produced
    • Ideal for everyday use
    • May discolor in direct sunlight

    Fosi Audio GR40 Vacuum Tube
    Preamp/Headphone Amp with DAC
    • Equipped with the ES902802M DAC, the GR40 offers pristine sound quality through multiple input options, and the added tube warmth enriches the audio with a classic,organic touch.
      <h1>Combining Vintage Warmth with Modern Clarity</h1>

        Combining Vintage Warmth with Modern Clarity

        The GR40 supports USB, optical, coaxial, and Bluetooth inputs, making it compatible with a wide range of audio sources. The device includes input mode indicators for easy selection. With high-resolution DSD support, it delivers exceptional sound quality.

        1.Input: Bluetooth, USB, Optical, Coaxial

        2.Output: RCA, 3.5mm Headphone Output

        3.SNR≥103dB；THD＜0.03%；Power Supply: 12V 1.5A;

        4.Bluetooth Codecs: SBC, AAC, aptX, aptX HD, aptX LL

        <h1>Tube Preamp/Headphone Amp with DAC</h1><p></p><p></p>

        Tube Preamp/Headphone Amp with DAC

        Classic tube amplification delivers natural warmth and harmonic richness

        <p>Unlocking More Details</p><h1>Accurate Sound Across a Wide</h1><h1> Frequency Range</h1><p></p><p></p>

        Unlocking More Details

        Accurate Sound Across a Wide

        Frequency Range

        Ensures precise signal conversion, reducing distortion and delivering clean

        <h1>Enhanced Audio Transmission with Bluetooth 5.1</h1><p></p><p></p>

        Enhanced Audio Transmission with Bluetooth 5.1

        Supporting high-quality formats for a stable, lossless music experience

        <h1>Combining Vintage with Morden Technology</h1><p></p>

        Combining Vintage with Morden Technology

        Combining the vintage tube warmth and modern efficiency in one compact unit

        <h1>With Central Detents</h1><p></p><p></p>

        With Central Detents

        <h1>Ideal Partner to V3 In the </h1><h1>Same Series and Form</h1><p></p>

        Ideal Partner to V3 In the

        Same Series and Form

        We've added bass, treble adjustment,

        and bluetooth connectivity for exceptional sound quality.

        <h1>CNC Integrated Design</h1><p></p><p></p>

        CNC Integrated Design

        Featuring a minimalist and durable design.

        <h1>With 5725W Tubes</h1><p></p>

        With 5725W Tubes

        Compatible tubes: 5654W, 6AK5, 6AK5W, 6Zh1P, 6J1, 6J1P,

        WE-403A, 403B, EF95, and other 7-pin tubes.

        <p>With 53V Working Voltage</p><h1>Crafting Unique Tones</h1><p></p>

        With 53V Working Voltage

        Crafting Unique Tones

        It unleashes the potential of its vacuum tubes, delivering richer sound and greater tonal depth.

        <p>Quickly Switch</p><h1>Quickly Switch Among 4 Digital Input Modes</h1><p></p>

        Quickly Switch

        Quickly Switch Among 4 Digital Input Modes

        With settings automatically restoring to the previous state upon restart.

        Q1:Bluetooth connection by others, what to do?

        Long press the Bluetooth reset button for 3 seconds; the Bluetooth indicator will flash, and the GR40 will enter pairing mode. Simply re-pair your device.

        Q2:Can headphones and RCA outputs be used simultaneously?

        The GR40 defaults to headphone priority output. To use RCA output, disconnect the headphones.

        Q3:What are suitable tube models for replacement?

        Tubes such as EF95, 6Ak5, 6AK5W, 403A/403B, 6J1, 6J1P, 6J2, 6J3, 6J4, 6J5 are compatible. You can test and choose according to your personal preference.

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