Enhance your audio system with this high-performance 2SC5200+2SA1943 Power Amplifier Board, designed for reliable and clear sound output with minimal noise interference. Engineered for ease of use, this amplifier board requires no additional debugging after installation, making it an ideal choice for both beginners and experienced users. Its advanced horn protection circuit effectively eliminates impact noise during power amplifier switching and safeguards speakers from DC output damage in case of amplifier failure. Key Features: · Low Noise Switch: Ensures minimal interference with speaker performance, delivering clean and clear audio output. · Stable Zero-Drift Output Voltage: Maintains output voltage fluctuations below 50 mV for consistent and reliable sound quality. · Easy Installation: No need for manual debugging, providing a high success rate for beginners and hassle-free setup. · Horn Protection Circuit: Protects speakers by eliminating impact noise during power amplifier switching and preventing damage from DC output faults. · Wide Operating Voltage Range: Recommended dual DC input voltage from 10V to 45V, supporting flexible power supply options. · High Power Output: Rated output power of 100W at 4 Ohms (±35V) with a maximum output power of 150W (4 Ohms ±45V), suitable for various audio amplification needs. Specifications: · Operating Voltage: Dual DC 10-45V (Recommended 35V) · Rated Output Power: 100W (4 Ohm ±35V) · Maximum Output Power: 150W (4 Ohm ±45V) – high heat generation, not recommended for continuous use · Spacing: Approx. 5.08mm / 0.20in · Pitch-row Between Two Power Tubes: Approx. 47mm / 1.85in Package Includes: · 1 x 2SC5200+2SA1943 Power Amplifier Board This power amplifier board combines stable performance, effective speaker protection, and user-friendly installation, making it an excellent component for upgrading or building your audio amplification system.