600 Watt Hi-fi Audio Amplifier Board using Power Mosfets

600 Watt MOSFET Audio Power Amplifier Board (Assembled)

This assembled amplifier board is designed for high-power audio amplification using a dual-rail DC power supply.

Output Power:

• Maximum dynamic output power: up to 600 W (depends on supply voltage, load, and heat dissipation)
• Total Harmonic Distortion (THD + N): approximately 0.1% at 400 W output with 4 Ω load and 1 kHz input signal

Working Voltage:

• Dual supply: ±24 V to ±55 V DC
• Recommended transformer: 35-0-35 VAC, 5 A to 10 A (step-down)

Speaker Compatibility:

• Supports 4 Ω and 8 Ω speaker loads
• Suitable for speakers rated from 200 W to 800 W

Protection Features:

• Fuses provided on each supply rail for fault protection
• Output short-circuit protection with automatic shutdown

Construction:

• Uses through-hole components
• Components are commonly available for servicing

Configuration:

• Fully assembled board
• Requires proper heat sinking and adequate power supply for continuous high-power operation

Intended Use:

• High-power audio amplification for home and professional systems
• Subwoofer and full-range speaker amplification
• PA systems and large audio setups
• DJ and high-power sound applications
• DIY high-power audio projects