Fosi Audio BOX X1 MM Turntable Phono Preamp
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Fosi Audio BOX X1 MM Turntable Phono Preamp
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Shipping Information
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Customer Support
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FAQ’s
If you have any questions, please refer here: FAQs
80W Toroidal Transformer
Custom pure copper toroidal transformer with up to 100W peak output ensures stable power delivery, even with three devices connected.
Nippon Chemi-Con Capacitors
Premium capacitors help minimize ripple and noise, with ripple as low as 0.1mV.
High-Reliability Rectifier
A GBU806 rectifier bridge rated at 600V/8A ensures fast, stable AC-to-DC power conversion.
4-Core Regulation
Powered by three LM1085IT and one ST78M05 linear regulators from Texas Instruments.
Product details
Description
- Converts Phono Signals: Compact ultra-low noise phono turntable preamp that converts phono signals to line-level signals with Low-noise integrated circuits and high-quality components to remove low-frequency noise to ensure clear sound quality. Designed with a grounding post to protect your turntable.
- Features Power Switch & 3.5MM Headphone Output: The unique power switch button design is very convenient to use. You can enjoy high-quality music with headphones through the 3.5 mm headphone output. Note: RCA line output and AUX headphone output can be output simultaneously.
- 3.5MM / RCA Output: BOX X1 supports MM turntable input, 3.5MM headphone output, and RCA line output for powered speakers. Note: You can connect a power amplifier through the 3.5MM or RCA output, then connect the passive speakers.
- MM Phono Preamplifier & DC12V Power Adapter: Output Voltage Level: 2V max (P-P) at 10K Ohms, SNR: 70dB, THD: ≤0.08% @ 1kHz and 3mV, Frequency Response: Standard RIAA. Equipped with DC12V high-quality power supply.
- Easy quick setup for all MM (moving magnet) cartridges, Metal Aluminum case protects the unit from vibrations and electromagnetic interference.
Specifications
| Specifications | Details |
|---|---|
| Model | BOX X1 |
| Output Mode | 3.5MM headphone output + RCA output |
| Input Mode | MM turntable input, Grounding post input, 12V DC input |
| Output | Active(powered) speakers, Headphone, Amplifier |
| Frequency Response | Standard RIAA |
| THD | ≤0.08% @ 1kHz and 3mV |
| SNR | 70dB |
| Product Weight | 0.35lb/161g |
| Device Dimension | 3.94×0.98×2.17 inch |
| DC Input Range | 12V |
| Input Voltage Range | AC 100V - 240V |
| Output Voltage Level | 2V max (P-P) at 10K Ohms |
| Power Supply | 12V 1.5A |
What's in the box？
| Item | Quantity |
|---|---|
| Box X1 Phono Preamp | x 1 |
| 12V 1.5A Power Adapter | x 1 |
| User’s Manual | x 1 |
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Specifications
Power Input
AC: 115V / 230V
Note:
115V setting supports 100–120V input
230V setting supports 220–240V input
Power Output
DC 1: 12V / 15V (Rated Power: 20W)
DC 2: 12V / 5V (Rated Power: 15W)
USB: 5V / 1A (Rated Power: 5W)
Operating Temperature
-20 ~ 40°C (-4°F ~ 104°F)
Temperature Rise Test
Temperature rise of 25°C (77°F) at full load
What‘s in the box？
- Fosi Audio PSU20*1
- 1.2m (47.2 in) DC-DC Power Cable*1
- 0.3m (11.8 in) DC-DC Power Cable*1
- User Manual*1
- AC Power Cord*1