TDA7265 2.1 Amplifier Board For Home Theater systems

2.1 Channel Audio Amplifier Board (30 W + 30 W Stereo + 60 W Subwoofer) using TDA7265

This assembled amplifier board is designed for 2.1 channel audio systems with stereo and subwoofer output.

Output Power:

• Stereo output: 30 W + 30 W
• Subwoofer output: up to 60 W
• Actual output depends on supply voltage, load, and heat dissipation

Working Voltage:

• Dual supply: ±12 V to ±18 V DC
• Recommended transformer: 12-0-12 VAC to 15-0-15 VAC (step-down)

Speaker Compatibility:

• Supports 4 Ω and 8 Ω speaker loads
• Suitable for stereo speakers and subwoofer configurations within rated power range

Configuration:

• Amplifier IC: TDA7265
• Subwoofer section includes low-pass filter using NE5532 op-amp
• Adjustable gain control for subwoofer channel

Board Type:

• Fully assembled and ready to use

Included Support Material:

• Circuit diagram provided
• Wiring diagram provided

Intended Use:

• 2.1 channel home audio systems
• Car audio amplifier setups (with appropriate power supply)
• Subwoofer and satellite speaker systems
• DIY audio and speaker box projects