Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier User Manual

Table of Contents

1. Introduction
2. Package Contents
3. Product Overview
4. Connecting the Amplifier
5. Operation
6. Troubleshooting Tips
7. FAQs

1. Introduction

Thank you for purchasing the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier. This amplifier is designed to provide high-quality sound for your home speakers, with a simple and compact design. Please read this user manual carefully before using the amplifier to ensure proper setup and operation.

2. Package Contents

• Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier
• 19V Power Supply
• Power Cord

3. Product Overview

The Fosi Audio V1.0G amplifier features:

• 50W x 2 output power
• TI TPA3116D2 chip for clear and clarity sound
• Aluminum shell and knob for high quality
• Compact design with RCA input and passive speaker output
• Compatible with 2Ohm - 8Ohm speakers

4. Connecting the Amplifier

1. Place the amplifier on a stable surface near your audio source and speakers.
2. Connect your audio source (Phone/MP3 player/DC/TV/Echo Dot) to the amplifier using an RCA cable (not included).
3. Connect your passive speakers to the amplifier using speaker wire (not included). Ensure that the speaker wire is securely connected to the corresponding positive (+) and negative (-) terminals on both the amplifier and speakers.
4. Plug the power supply into an AC power outlet, and connect the power supply to the amplifier.

5. Operation

1. Turn on the amplifier using the power switch located on the front panel.
2. Adjust the volume knob to your desired level.
3. Enjoy high-quality sound from your connected audio source and speakers.

6. Troubleshooting Tips

• If you are experiencing no sound or low volume, ensure that all connections are secure and that the volume knob is turned up.
• If you are experiencing distortion or poor sound quality, try adjusting the volume on your audio source or repositioning your speakers for better sound.
• If the amplifier is not turning on, check the power supply connection and ensure that the power outlet is functioning properly.

7. FAQs

Can I connect active speakers to this amplifier?

No, this amplifier is designed for use with passive speakers only.

Can I use this amplifier with a subwoofer?

This amplifier does not have a dedicated subwoofer output. However, you can use a separate subwoofer amplifier or a subwoofer with built-in amplification in conjunction with this amplifier for a 2.1 setup.

Is there a headphone output on this amplifier?

No, this amplifier does not have a headphone output.

Can I connect multiple audio sources to this amplifier?

This amplifier has a single RCA input. To connect multiple audio sources, you will need to use an external audio switcher or mixer.

What is the warranty for this amplifier?

The Fosi Audio V1.0G amplifier comes with an 18-month warranty. If you encounter any issues with the amplifier, please contact the manufacturer for assistance.

Q: What is the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier?
A: The Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier is a compact and powerful amplifier designed for home speakers. It has a power output of 50W x 2 (4 ohms, 20 Hz - 20 kHz, 0.04% THD) and can drive speakers with an impedance of 2Ohm - 8Ohm.

Q: What are the dimensions and weight of the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier?
A: The product dimensions are 4.25 x 3.54 x 1.38 inches and it weighs 1.67 pounds.

Q: What are the input and output options for the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier?
A: The input options are RCA and it can be connected to your Phone/MP3 player/DC/TV/Echo Dot as input. The output options are passive speakers, but it cannot be directly connected to passive speakers and can only be connected to active speakers or amplifiers.

Q: What is the power adapter for the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier?
A: It comes with a power adapter that has an input voltage of AC 110V - 240V and an output voltage of 19V/4.74A.

Q: Does the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier have treble and bass control?
A: Yes, it has treble and bass control.

Q: What is the warranty for the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier?
A: It comes with an 18-month warranty and can be returned if there are any problems.

Q: What is the SNR and THD for the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier?
A: The SNR is ≥ 98dB and the THD is ≤ 0.04%.

Q: Can the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier drive 8 ohm speakers?
A: Yes, it can drive 8 ohm speakers, but the power output will be lower at 25 watts per channel.

Q: Does the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier require a phono preamp?
A: No, it does not require a phono preamp.

Q: Is there a free return policy for the Fosi Audio V1.0G 2 Channel Class D Mini Stereo Amplifier?
A: This question can only be answered by Amazon or the seller, and you need to contact them directly for this information.