Amplifier & Audio Boards
Amplifier & Audio Boards
Whether you're building a high-powered home stereo system, a thumping subwoofer enclosure, or a compact Bluetooth speaker, our Amplifier & Audio Boards collection has everything you need. Explore a wide range of digital power amplifier modules, crossover filter circuits, VU meters, vacuum tubes, and DIY PCB kits — all carefully selected for performance, reliability, and ease of integration. Perfect for hobbyists, audio engineers, and electronics enthusiasts looking to craft professional-grade sound on any budget.
Featured Products
- 2.1 Channel Bluetooth 5.1 Subwoofer Amplifier Board 160W+220W – Wireless audio power with massive output for deep bass and clear highs.
- 100W Bass Subwoofer Digital Power Amplifier Board DIY Module – A robust digital amp board ideal for building powerful subwoofer enclosures.
- 12AX7B Low Noise Vacuum Tube – ECC83 Replacement | Amplifier – Upgrade your tube amp with a premium low-noise 12AX7B/ECC83 valve for warmer, richer tone.
- 2-Way 250W Speaker Crossover Frequency Divider Filter Circuit – Split your audio signal cleanly between woofer and tweeter for balanced, full-range reproduction.
- 16-Segment Dual-Channel VU Meter LED Audio Level Indicator – Add a professional visual touch to any audio project with real-time level monitoring.
Why Shop Our Amplifier & Audio Boards?
- Wide Selection: From Bluetooth 5.0/5.1 amplifier modules to classic vacuum tubes and crossover networks, we cover every audio build scenario.
- DIY-Friendly: Most boards ship ready to solder or plug in, with clear specifications to guide your build.
- High Power Output: Choose from compact 25W speaker drivers all the way up to 160W+220W combined channel amplifiers.
- Hi-Fi Quality: Our crossover filters, VU meters, and tone-control boards are designed to audiophile standards.
- Trusted Components: Premium parts including ECC83/12AX7B vacuum tubes and professional-grade PCBs ensure long-lasting performance.
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Frequently Asked Questions
Q: What types of amplifier boards are available in this collection?
A: Our Amplifier & Audio Boards collection includes digital power amplifier boards, Bluetooth 5.0/5.1 amplifier modules, bass subwoofer amp boards, 2.1-channel stereo amplifier modules, vacuum tubes (12AX7B/ECC83), speaker crossover frequency divider circuits, VU meter LED level indicators, and DIY PCB sound module kits — covering a broad range of home audio, car audio, and hi-fi DIY projects.
Q: Are these amplifier boards suitable for beginner DIY audio projects?
A: Yes! Many of the amplifier and audio boards in this collection are designed with DIY builders in mind. They come as pre-assembled or easy-to-solder PCB modules with clear labeling. Beginners can start with straightforward boards like the 100W Bass Subwoofer Digital Power Amplifier Board, while more experienced builders can tackle multi-channel Bluetooth amplifier modules or vacuum tube upgrades.
Q: What power supply do these amplifier boards typically require?
A: Power requirements vary by board. Most digital amplifier modules operate on DC voltages between 12V and 32V, while higher-power boards (such as the 160W+220W Bluetooth 5.1 amplifier) may require a more robust power supply. Always refer to the individual product listing for exact voltage and current specifications before powering your board.
Q: Can I use these audio boards for both home stereo and car audio applications?
A: Many boards in this collection are versatile enough for both home and car audio use. For example, the speaker crossover filters and subwoofer amplifier boards are commonly used in car audio builds, while Bluetooth amplifier modules and VU meter indicators suit home hi-fi setups. Check each product description for recommended applications and impedance compatibility.
