200 Watt Hi-Fi Audio Power Amplifier PCB Board (Mono, Single-Sided, Bare PCB)
This PCB is designed for building a mono audio power amplifier using a dual-rail DC power supply. Output performance depends on components used and assembly quality.
Output Power:
Maximum dynamic output power: up to 200 W (depends on supply voltage, load, components, and heat dissipation)
Performance:
Total Harmonic Distortion (THD): approximately 0.01% (depends on components and build quality)
Class AB amplifier design
Working Voltage:
Dual supply: ±18 V to ±45 V DC
Recommended transformer: 18-0-18 VAC to 30-0-30 VAC (step-down), depending on required output power
Compatible Output Transistors:
2SC5200 / 2SA1943
TTC5200 / TTA1943
NJW0281 / NJW0302
D718 / B688
Speaker Compatibility:
Supports 4 Ω and 8 Ω speaker loads
Suitable for high-power audio applications
Protection Provision:
PCB includes provision for fuses on each supply rail
Board Specifications:
PCB type: Single-sided
Compact PCB layout
Construction:
Designed for through-hole components
No SMD components required
Components are commonly available
Configuration:
Bare PCB (components not included)
Requires proper heat sinking, component selection, and assembly
Final performance depends on build quality and power supply design
Included Support Material:
Circuit diagram provided
Bill of Materials (BOM) included
Basic assembly and connection instructions included
Manufacturing:
PCB manufactured in India
Intended Use:
Audio amplifier construction for subwoofer and full-range speaker systems
Use in speaker enclosures and compact amplifier setups
Musical instrument amplification (e.g., guitar and similar audio sources)
