Description
Fosi Audio GR40 Tube DAC Preamplifier
The Fosi Audio GR40 Tube DAC Preamplifier combines cutting-edge technology with the warmth of vacuum tube sound.
This DAC tube preamp and headphone amplifier is designed to elevate your audio system, delivering hi-fi sound through its integrated ESS 9039Q2M DAC chip.
Supporting sample rates up to PCM 32-bit/768kHz and DSD512, it ensures pristine audio quality with low distortion.
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Features
- Integrated DAC Excellence: Powered by the ESS 9039Q2M DAC chip, it supports up to PCM 32-bit/768kHz and DSD512 for superior clarity and detail.
- Lossless Bluetooth Streaming: Features QCC3031 Bluetooth chip with aptX, aptX-HD, and aptX-LL support for premium, low-latency wireless audio.
- Compact Versatility: A compact design that pairs seamlessly with the V3 mini amplifier for space-saving functionality.
- Customizable Tube Warmth: Equipped with JAN 5654W vacuum tubes, allowing alternative tube compatibility for personalized sound profiles.
The GR40 features Bluetooth 5.1 connectivity with auto-reconnect functionality and advanced codec support, including aptX, aptX-HD, and aptX-LL.
Its compact design complements the V3 mini amplifier, creating a streamlined and aesthetically pleasing audio setup. The JAN 5654W vacuum tubes provide a classic warmth to your music and can be swapped out for other compatible tubes to suit individual preferences.
Perfect for audiophiles who appreciate high-fidelity sound, the GR40 offers versatile connectivity options—Bluetooth, USB, Optical, and Coaxial inputs, along with RCA outputs.
Its user-friendly tone adjustment knobs make fine-tuning audio a breeze, while its durable and compact construction ensures long-lasting performance in a variety of environments.
- Advanced Bluetooth with Low Latency: Featuring the QCC3031 Bluetooth module, it supports aptX, aptX-HD, and aptX-LL codecs to provide detailed and clean audio sound. Also, you can get a relaxed experience with low latency when watching movies.
- Compact yet Creativity: With its compact form and a combination of preamp volume, bass, and treble controls, the stereo preamplifier produces a sweeter, more organic sound while preserving the midrange and treble frequencies that make music.
- User-Friendly Design: The digital-to-analog audio converter GR40 is designed with user convenience at its core, allowing you to toggle between different audio inputs and restore Bluetooth—a real Plug-and-plug DAC preamplifier without any driver.
Specifications
- Wireless Connectivity: Bluetooth
- DAC Chipset: ESS 9039Q2M
- Inputs: Bluetooth, USB, Optical Toslink, and Coaxial
- Outputs: RCA and Headphone 3.5 mm
- THD(+N): ≤ 0.03%
- Dynamic Range: 104 dB
- SNR: 103 dB
- Processing resolution & sample rate: Supports up to PCM 32-bit/768kHz and DSD512
- Headphone amplifier output power: 250 mW at 32 Ω – 40 mW at 300 Ω
- Power consumption: 12 VDC
- Dimensions: 200 x 180 x 60 mm
