{"product_id":"100w-mono-hifi-audio-amplifier-board-2sc5200-2sa1943","title":"100W Mono HiFi Audio Amplifier Board 2SC5200+2SA1943 DC 35V","description":"\u003ch2\u003e100W Mono Channel HiFi Audio Amplifier Board\u003c\/h2\u003e\n\u003cp\u003eUpgrade your audio setup with this high-performance \u003cstrong\u003e100W Mono Channel HiFi Audio Amplifier Board\u003c\/strong\u003e, built around the renowned \u003cstrong\u003e2SC5200 + 2SA1943 transistor pair\u003c\/strong\u003e. Engineered for audiophiles and DIY electronics enthusiasts alike, this compact yet powerful amplifier board delivers clean, full-bodied sound with remarkably low switching noise — so your speakers stay protected and your listening experience stays pure.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're building a custom home audio system, upgrading an existing setup, or working on a DIY electronics project, this amplifier board offers exceptional value and reliable performance in a space-efficient package measuring just \u003cstrong\u003e80 × 50 × 35 mm\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Output Power:\u003c\/strong\u003e 100W per channel (mono configuration)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e DC 35V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransistor Pair:\u003c\/strong\u003e 2SC5200 + 2SA1943 — a trusted NPN\/PNP complementary pair known for stability and audio fidelity\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Switching Noise:\u003c\/strong\u003e Minimal interference to connected speakers for a cleaner sound stage\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Design:\u003c\/strong\u003e 80 × 50 × 35 mm — fits easily into custom enclosures and DIY builds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMono Channel:\u003c\/strong\u003e Dedicated single-channel amplification for focused, high-power audio output\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Suitable for a range of speaker systems and audio source inputs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIY-Friendly:\u003c\/strong\u003e Ready to integrate into your own amplifier chassis or project enclosure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 2SC5200 + 2SA1943 Amplifier Board\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChannel:\u003c\/strong\u003e Mono (Single Channel)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax Power Output:\u003c\/strong\u003e 100W\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e DC 35V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBoard Dimensions:\u003c\/strong\u003e 80 × 50 × 35 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransistor Type:\u003c\/strong\u003e NPN + PNP Complementary Pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis amplifier board is ideal for \u003cstrong\u003eaudio hobbyists, DIY electronics builders, home theater enthusiasts\u003c\/strong\u003e, and anyone looking to create or enhance a high-fidelity mono audio channel. It also makes a great component gift for the electronics tinkerer in your life.\u003c\/p\u003e\n\n\u003ch3\u003eLearn More About Audio Electronics\u003c\/h3\u003e\n\u003cp\u003eFor a deeper understanding of how amplifier circuits and transistor technology work, visit the \u003ca href=\"https:\/\/www.energy.gov\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eU.S. Department of Energy\u003c\/a\u003e for resources on electronics and energy efficiency, or explore \u003ca href=\"https:\/\/www.nist.gov\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNIST\u003c\/a\u003e for standards in electronic measurements and components.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What transistors does this HiFi amplifier board use, and why does it matter?\u003c\/h4\u003e\n\u003cp\u003eA: This amplifier board uses the \u003cstrong\u003e2SC5200 (NPN) and 2SA1943 (PNP)\u003c\/strong\u003e complementary transistor pair — a combination highly regarded in the audio community for its thermal stability, high current capacity, and excellent linearity. These properties translate directly into cleaner, more accurate sound reproduction at high power levels.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the power output and operating voltage of this mono amplifier board?\u003c\/h4\u003e\n\u003cp\u003eA: This board delivers a maximum output of \u003cstrong\u003e100W per channel\u003c\/strong\u003e (mono configuration) and is designed to operate at \u003cstrong\u003eDC 35V\u003c\/strong\u003e. Please ensure your power supply matches these specifications for optimal and safe operation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Will this amplifier board cause noise or interference in my speakers?\u003c\/h4\u003e\n\u003cp\u003eA: No — one of the standout design advantages of this board is its \u003cstrong\u003elow switching noise\u003c\/strong\u003e, which minimizes interference to connected speakers. This keeps your audio output clean and your speaker components well-protected over extended use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this amplifier board suitable for DIY audio projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. At just \u003cstrong\u003e80 × 50 × 35 mm\u003c\/strong\u003e, this compact board is designed with DIY builders in mind. It can be integrated into custom amplifier enclosures, home theater builds, or standalone mono speaker systems with ease.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What transistors does this HiFi amplifier board use, and why does it matter?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This amplifier board uses the 2SC5200 (NPN) and 2SA1943 (PNP) complementary transistor pair — a combination highly regarded in the audio community for its thermal stability, high current capacity, and excellent linearity. 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