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Item #:
34451711
Fosi Audio Box X4 Phono Preamp with Vacuum Tubes for MM Turntable Phonograph Record Player with Volume Bass Treble Control
86% of respondents would recommend this to a friend
Item #:
34451711
XCD 283
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What Stands Out
Vacuum Tube Design
The JAN 5725W vacuum tubes enhance sound warmth and richness, providing an authentic analog experience that appeals to audiophiles who value high-quality audio reproduction.
Tone Controls
Integrated volume, bass, and treble controls allow for personalized sound adjustments, making it perfect for users who want to tailor their listening experience to suit individual preferences.
MM Compatibility
Designed specifically for MM turntables, this preamp solves compatibility issues with vintage and modern phonograph systems, ensuring crisp audio playback and extensive versatility for vinyl enthusiasts.
Product Details
- Upgrade your home audio system with the new-generation Fosi Audio BOX X4 phono preamp
- Supports 3.5MM AUX and MM turntable input, converting phono signals to Line Level with low-frequency noise removal
- Versatile design includes a 3.5MM AUX headphone and RCA output for a range of usability beyond expectations
- Features a grounding post for turntable protection
- Compatible with vacuum tube models like 6K4/6J1/6J4/GE5654/6AK5/66*, allowing for a customizable stereo system by replacing tubes
- Comes with volume, bass, and treble control for precise sound adjustments
| Manufacturer | Fosi Audio |
| Brand | Fosi Audio |
| Number of Items | 1 |
| Built-In Media | Quick Start Guide |
| Item Type Name | Phono Preamp |
| Item Weight | 0.36 kg |
| Model Number | BOX X4 |
| Mfr Part Number | BOX-X4 |
| Unit Count | 1 Count |
Who Should Buy?
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Vinyl Enthusiasts
Ideal for users who enjoy the warm sound quality provided by tube amplification in their vinyl listening experience.
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Sound Customizers
Perfect for audiophiles who want to tweak bass and treble settings for personalized sound profiles during playback.
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Beginner Turntable Users
Recommended for beginners starting with vinyl records who need an easy-to-use preamp with essential controls.
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High-End Audiophiles
Not suitable for users seeking ultra-high fidelity or advanced features that premium preamps typically offer.
Product Description
Fosi Audio Box X4 Phono Preamp with Vacuum Tubes for MM Turntable Phonograph Record Player with Volume Bass Treble Control
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the Fosi Audio Box X4 Phono Preamp?
Answer: The Fosi Audio Box X4 Phono Preamp is a high-performance audio device designed to enhance the sound quality of MM turntables and phonograph record players. It features JAN 5654W vacuum tubes which provide warmth and depth to your audio experience. By adequately amplifying the signal from your turntable, it allows for greater clarity and richness in sound reproduction, enhancing your listening pleasure whether you're enjoying vinyl records or other audio sources. -
Question:
How does the volume, bass, and treble control work?
Answer: The Fosi Audio Box X4 includes individual controls for volume, bass, and treble, allowing users to tailor the sound to their personal preferences and room acoustics. These controls enable you to boost or attenuate frequencies, creating a customized audio experience. For instance, if you enjoy more bass-heavy music, you can increase the bass setting for a fuller sound, particularly beneficial for genres like jazz or hip-hop. -
Question:
Can the Fosi Audio Box X4 be used with any turntable?
Answer: Yes, the Fosi Audio Box X4 Phono Preamp is compatible with any MM (Moving Magnet) turntable. It is specifically engineered to work well with a wide variety of brands and models, amplifying their sound output through the integrated vacuum tubes. This makes it ideal for both audiophiles seeking enhanced sound quality and casual listeners wanting to bring the best out of their records. -
Question:
What advantages do vacuum tubes bring to the audio performance?
Answer: The JAN 5654W vacuum tubes used in the Fosi Audio Box X4 provide a rich, warm sound that is often more pleasing to listen to than solid-state components. They help reduce distortion and add a natural harmonic richness to audio playback. This results in a smooth listening experience, making vinyl records sound more authentic and alive, which is particularly appreciated by those who cherish the analog sound of vinyl. -
Question:
Is the Fosi Audio Box X4 portable?
Answer: Yes, the compact design of the Fosi Audio Box X4 makes it a portable option, ideal for home use or on-the-go setups. Its small footprint allows you to easily integrate it into various environments, whether you're setting it up in a dedicated listening room or moving it to a friend's place. This flexibility ensures that you can enjoy your vinyl records wherever you are without sacrificing sound quality. -
Question:
What type of power supply does the Fosi Audio Box X4 require?
Answer: The Fosi Audio Box X4 Phono Preamp operates with a standard 12V power supply, which is included in the package. This ensures compatibility and ease of use right out of the box. You can simply plug it in and connect it to your turntable to start enjoying enhanced audio quickly, making it a convenient choice for both beginners and seasoned audiophiles. -
Question:
Does the preamp work with other audio sources aside from vinyl?
Answer: Yes, while the primary function of the Fosi Audio Box X4 is to serve as a phono preamp for turntables, it can also be used with other audio sources, such as CD players or digital audio players, through its RCA inputs. This versatility allows you to enhance the audio quality of various devices, making it a multifunctional component in your audio setup. -
Question:
How does the Fosi Audio Box X4 perform in terms of noise interference?
Answer: The Fosi Audio Box X4 is designed to minimize noise interference and deliver a clear, pristine audio experience. The use of high-quality components, along with the inherent characteristics of vacuum tubes, helps shield against unwanted noise. This ensures that you can enjoy your music without distractions, making it particularly suitable for quiet listening sessions where clarity is key. -
Question:
Is there a significant difference between the Fosi Audio Box X4 and other preamps?
Answer: The Fosi Audio Box X4 sets itself apart through its use of vacuum tubes and adjustable controls for volume, bass, and treble, which many entry-level options lack. While other preamps may provide amplification, the X4 excels at enriching sound quality and providing customization for audiophiles. This makes it a preferred choice for those looking to optimize their vinyl listening experience. -
Question:
Where can I buy the Fosi Audio Box X4 Phono Preamp?
Answer: You can purchase the Fosi Audio Box X4 Phono Preamp from Ubuy in Montserrat. Ubuy offers a wide selection of electronics and audio equipment, ensuring you get a genuine product along with reliable service to enhance your audio experience.
Fosi Audio Phono Preamps BOX X4 Editorial Review
The Fosi Audio Box X4 phono preamp has generally been reviewed positively by buyers. One customer claims it made their mediocre receiver sound amazing, while another states that it made their record player sound warm but lacking in detail. Several reviewers commented that the headphone output sounded very bad, and some criticized the volume control for producing an unpleasant thump when turned down before the 'off' position. On the other hand, reviewers noted that the tone and volume controls operate well, and the Fosi Audio Box X4 generally delivers basic tone control and added volume. However, it has some issues that could cause inconvenience, including not muting the line-out when headphones are plugged in, making it difficult to operate when speakers are connected. Overall, if the buyer is looking for a phono preamp alone under $300, it is hard to beat this one.
Customer Reviews & Ratings
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Pros
- Good tone control and volume boost features
- Adds warmth to vinyl records
- Well-built and easy to use
- Reasonable price
Cons
- Poor headphone output
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XCD 283
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Features & Benefits
- Supports 3.5MM AUX and MM turntable input
- Low-frequency noise removal using high-quality components
- Protects turntable with grounding post feature
- Includes a 3.5MM AUX headphone and RCA output
- Can be customized by replacing vacuum tubes
- DIY opportunity worth exploring
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