TEA2025B Stereo Audio Amplifier Board – 6W + 6W Dual Channel High-Fidelity Sound Kit – Integrated Bass & Treble Tone Control – Sammar Electronics Premium Edition
₨ 525
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🔊 Dual Stereo Punch: Delivers a balanced 6W + 6W output, perfectly optimized for driving 4-ohm or 8-ohm speakers with clarity.
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🎛️ Total Audio Sculpting: Onboard knobs for Bass, Treble, and Volume give you full control over your acoustic environment.
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🎶 Soft-Clipping Technology: Built-in circuitry preserves sound quality by smoothing out signals during high-volume peaks.
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⚡ Dual Power Versatility: Supports 9V AC (Transformer) or 9V–12V DC (Battery/Adapter) for maximum installation flexibility.
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🔇 Pure Signal Path: Features a massive 2200uF filter capacitor to eliminate background noise and AC hum.
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❄️ Advanced Thermal Safety: Includes a pre-installed aluminum finned heatsink and internal thermal shutdown protection.
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🌌 High Channel Separation: Engineered for a wide, immersive soundstage with distinct Left and Right audio channels.
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🏗️ Sammar Electronics Quality: Built on a robust PCB with professional-grade components for long-term reliability.
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🛠️ Hobbyist-Friendly Setup: Features clearly labeled solder pads for R-G-L Input and Speaker Outputs for fast wiring.
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📦 All-In-One Solution: The ideal core for DIY Desktop Speakers, PC Sound Systems, and Portable Audio Gear.
Experience high-fidelity audio in a compact package with the TEA2025 Stereo Audio Amplifier by Sammar Electronics. This all-in-one module is the ultimate solution for DIY enthusiasts building desktop speakers, portable boomboxes, or custom radio upgrades. At its core is the legendary TEA2025B monolithic IC, celebrated for its unique “Soft-Clipping” technology, which significantly reduces harsh distortion even when the volume is pushed to its limit.
Unlike standard amplifier boards, this premium version features Integrated Tone Control, allowing you to sculpt your sound with onboard precision knobs for Volume, Bass, and Treble—no external preamplifier required. Built on a robust PCB with a high-capacity 2200uF filter capacitor and an onboard bridge rectifier, it effectively eliminates “AC hum” for a pure, crystal-clear signal path. With a pre-installed anodized aluminum heatsink and thermal shutdown protection, this board ensures stable, high-performance audio for hours of continuous play.
🛠️ Technical Specifications
| Component / Parameter | Specification Value |
| Amplifier Chip | TEA2025B (Monolithic Class AB) |
| Output Power | 6.0W + 6.0W (12W Total Stereo) |
| Operating Voltage | 3V – 12V DC / 9V AC (Dual Power Versatility) |
| Frequency Response | 32 Hz – 20,000 Hz |
| Input Impedance | 30 k$\Omega$ |
| Voltage Gain | 45 dB (Maximum) |
| Total Harmonic Distortion | < 0.3% (at 250 mW) |
| Cooling System | Integrated Anodized Aluminum Heatsink |
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