D1047 Audio Stereo Transistor Amplifier Circuit kit 70+70 Watts Class AB Board

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₨ 1,250

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  • 🔊 MASSIVE 140W STEREO OUTPUT – Delivers a powerful 70W + 70W across two channels, providing enough energy to fill large rooms with immersive sound.

  • 🎼 CLASS AB FIDELITY – Combines the efficiency of Class B with the low distortion of Class A, ensuring a smooth, natural audio response.

  • ⚡ HIGH-EFFICIENCY POWER – Operates at over 80% power efficiency, meaning more energy goes to your music and less is wasted as heat.

  • 🏗️ ROBUST THERMAL DESIGN – Equipped with four individual aluminum heat sinks to keep the high-power transistors cool during extended use.

  • 📉 WIDE FREQUENCY RANGE – Supports a broad response from 20Hz to 2000Hz, capturing everything from deep sub-bass to clear mid-tones.

  • 🔌 DUAL AC POWER INPUT – Optimized for high-performance transformers with a recommended supply voltage of 25V + 25V AC.

  • 📻 VERSATILE IMPEDANCE – Perfectly compatible with speakers ranging from 4Ω to 8Ω, giving you the flexibility to use a variety of cabinet types.

  • 🛠️ EASY CONNECTIONS GUIDE – Features clearly labeled onboard points for Audio Input, Speaker Output, and AC Power, making DIY installation a breeze.

  • Frequency response: 20Hz to 2000Hz
  • Speakers size: 8 to 10 inches (10 inches recommended)
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Experience thunderous bass and crystal-clear highs with the Sammar Electronics D1047 Stereo Amplifier Kit. This high-performance Class AB amplifier board is engineered for audiophiles who want to build their own powerful home theater or pro-audio system. Delivering a massive 140W total output, this board is pre-assembled with heavy-duty heat sinks and premium capacitors to ensure stable, high-fidelity sound even at peak volumes.📋 TECHNICAL SPECIFICATIONS

Feature Specification
Chip Type Class AB
Supply Voltage 25V + 25V AC
Speaker Compatibility 8 to 10 Inches (10″ Recommended)
Output Channels 2 Channel Stereo
Impedance 4Ω to 8Ω

 

🚀 IDEAL APPLICATIONS

  • 🏠 Home Theater: Build a custom high-power stereo system for movies and gaming.
  • 🔊 DJ & Events: Power large 10-inch speakers for small gatherings and parties.
  • 🎸 Instrument Amps: Use as the power stage for custom guitar or keyboard amplifiers.
  • 🛠️ DIY Projects: The perfect board for electronics students and hobbyists building specialized audio gear.

💎 THE SHEHZAD ELECTRONICS PROMISE

“High-fidelity power. Precision engineering. Sound you can feel.”

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