{"product_id":"4440-ic-diy-audio-boards-40-40w-amplifier-board-diode-bridge","title":"4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge","description":"\u003cmeta name=\"description\" content=\"Buy 4440 IC DIY Audio Boards 40 40W Amplifier Board Diode Bridg online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\u003ch1\u003e4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge\u003c\/h1\u003e\n\n\u003cp\u003eQuality electronics from The Engineer Store, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\n\u003cp\u003eThe 4440 IC Amplifier Board is a professional-grade dual-channel audio amplification solution delivering 40W + 40W stereo output. Built around the robust TDA7440 integrated circuit with integrated diode bridge rectification, this board is ideal for DIY audio enthusiasts, students, and professionals seeking reliable, cost-effective amplification.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Channel Output:\u003c\/strong\u003e 40W + 40W stereo configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated 4440 IC:\u003c\/strong\u003e High-performance audio amplifier chip\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiode Bridge Rectifier:\u003c\/strong\u003e Built-in power supply rectification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY-Friendly Design:\u003c\/strong\u003e Easy assembly and integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Space-efficient PCB layout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional Quality:\u003c\/strong\u003e Industrial-grade components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eParameter\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAudio Amplifier Board (Electronics Component)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIC Used\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTDA7440 \/ 4440\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40W + 40W (Stereo)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRectification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDiode Bridge Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnical Support\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-8 days delivery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose This Product?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e100% Authentic Components\u003c\/strong\u003e - Sourced from authorized distributors with verification\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReady-to-Use Design\u003c\/strong\u003e - Pre-assembled PCB with integrated diode bridge\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExcellent Value\u003c\/strong\u003e - Professional performance at hobbyist pricing\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Support\u003c\/strong\u003e - Technical assistance throughout your project\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast Delivery\u003c\/strong\u003e - Quick shipping from our Bengaluru warehouse\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReliable Warranty\u003c\/strong\u003e - 7-day warranty on manufacturing defects coverage on all defects\u003c\/p\u003e\n\n\u003ch2\u003eProject Applications\u003c\/h2\u003e\n\n\u003ch3\u003eDIY Audio Projects\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHome audio amplifiers\u003c\/li\u003e\n\u003cli\u003ePortable speaker systems\u003c\/li\u003e\n\u003cli\u003eGuitar and instrument amplifiers\u003c\/li\u003e\n\u003cli\u003eBluetooth speaker builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProfessional Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial audio installations\u003c\/li\u003e\n\u003cli\u003eIndustrial sound systems\u003c\/li\u003e\n\u003cli\u003eRetail and venue amplification\u003c\/li\u003e\n\u003cli\u003eBackup\/redundant amplifier systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLearning \u0026amp; Education\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eElectronics engineering courses\u003c\/li\u003e\n\u003cli\u003eAudio signal processing projects\u003c\/li\u003e\n\u003cli\u003ePCB design and assembly training\u003c\/li\u003e\n\u003cli\u003eAudio circuit experimentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e1x 4440 IC Amplifier Board (fully assembled)\u003c\/li\u003e\n\u003cli\u003eDiode bridge rectifier (integrated)\u003c\/li\u003e\n\u003cli\u003eComplete documentation and schematic\u003c\/li\u003e\n\u003cli\u003eConnection guide and technical manual\u003c\/li\u003e\n\u003cli\u003e24\/7 support access\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpec\u003c\/td\u003e\n\u003ctd\u003eValue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40W per channel @ 4Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTHD+N\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;1% (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20kOhm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12V - 48V DC (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePCB Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard compact size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 degreesC to 70 degreesC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eInstallation \u0026amp; Setup\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Connect appropriate DC power (12-48V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Signal:\u003c\/strong\u003e Connect audio source to input terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e Connect speakers to output terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRectification:\u003c\/strong\u003e Diode bridge handles AC-to-DC conversion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTesting:\u003c\/strong\u003e Run through test audio to verify operation\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cem\u003eDetailed assembly instructions included in manual\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this board 100% authentic?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. All components are sourced from authorized distributors and verified for authenticity. Each unit undergoes quality checks before dispatch.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat warranty coverage is included?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eFull 7-day warranty on manufacturing defects covering manufacturing defects, component failures, and circuit issues. Excludes physical damage from mishandling.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eHow quickly will I receive this?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eStandard delivery is 7-8 days to most locations in India from our Bengaluru warehouse. Express shipping available on request.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eDo you provide technical support?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! Full technical support available 24\/7 via Email and WhatsApp. Our experts can help with installation, troubleshooting, and project guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's your return and replacement policy?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only with full refund or replacement. applicable on manufacturing defects only. Return shipping covered on our end.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I get bulk discounts?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAbsolutely! Wholesale pricing available on orders of 10+ units. Contact our sales team for custom quotes.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eDo I need additional components?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe board is mostly self-contained. You'll need: appropriate power supply, input audio source, and speakers. Optional: heatsink for extended use.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat power supply do I need?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eTypically 12V-48V DC depending on desired output. We recommend 24V-36V for optimal 40W+40W performance. Consult manual for specifications.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eCustomer Support\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eEmail:\u003c\/strong\u003e support@theengineerstore.in\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhatsApp:\u003c\/strong\u003e +91-XXXXXXXXXX\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHours:\u003c\/strong\u003e 24\/7 Support Available\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLocation:\u003c\/strong\u003e Bengaluru, India\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eThe Engineer Store - Your trusted source for quality electronics components and expert support.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eBuy 4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003e4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003e4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003e4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge\u003c\/strong\u003e at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43774738989219,"sku":"TES-EV8102473","price":422.94,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/4440-IC-DIY-Audio-Boards-40-40W-Amplifier-Board-Diode-Bridge-with-volume-Bass-Treble-potentiometer.jpg?v=1701086723","url":"https:\/\/www.theengineerstore.in\/kn\/products\/4440-ic-diy-audio-boards-40-40w-amplifier-board-diode-bridge","provider":"The Engineer Store","version":"1.0","type":"link"}