TDA7297 power amplifier board with binding posts. Many speaker manufacturers use power amplifier boards of around 5W in order to save costs. This will make your speakers soft and uncomfortable. The TDA7297 power amplifier board is turned on without current impact sound, high fidelity and no static sound! The sound quality is super good-the treble is delicate, soft, transparent, without noticeable harshness; the bass is strong, full, powerful, and freely retractable. It is very suitable for the upgrade and modification of low-power desktop speakers.
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Product Parameter
Voltage: 8-18V DC (12V is recommended)
Power: 15Wx2
Output impedance: 4-8 ohms
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Instructions for use
1. Connect the speakers
Connect the two ends of the speaker cable to the audio output port of the power amplifier board, connect the left channel speaker to the LOUT port of the power amplifier board, and the right channel speaker to the ROUT port of the power amplifier board, and connect the positive pole to + negative pole to -.
2. Connect the audio source
Use an audio cable with a 3.5mm stereo headphone plug on one end, plug it into the 3.5 stereo headphone socket of the power amplifier board, and connect the other end of the audio cable to the audio source (such as computer, mobile phone, MP3, DVD)
3. Connect power
Use a power adapter with an output DC 12V 2A or more. Connect the output line to the power supply 12V port of the power amplifier board, the positive pole is connected to the + of the port, and the negative pole is connected to the-of the port.
4. Play music
Plug in the power, the power amplifier board enters the working state, the blue power indicator light is on; you can adjust the volume knob according to your preferences.
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