{"title":"sound sensor","description":"","products":[{"product_id":"sound-sensor-red-ky-038","title":"Sound Sensor Red KY-038","description":"\u003cp data-start=\"386\" data-end=\"735\"\u003eThe \u003cstrong data-start=\"390\" data-end=\"427\"\u003eRed Sound Detection Sensor Module\u003c\/strong\u003e is a reliable and easy-to-use audio sensor designed for \u003cstrong data-start=\"484\" data-end=\"546\"\u003eArduino, Raspberry Pi, and other microcontroller platforms\u003c\/strong\u003e. Built using an \u003cstrong data-start=\"563\" data-end=\"596\"\u003eelectret condenser microphone\u003c\/strong\u003e and the \u003cstrong data-start=\"605\" data-end=\"628\"\u003eLM393 comparator IC\u003c\/strong\u003e, this module detects sound levels beyond a set threshold and provides both \u003cstrong data-start=\"704\" data-end=\"734\"\u003eanalog and digital outputs\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"737\" data-end=\"1017\"\u003eIt is ideal for \u003cstrong data-start=\"753\" data-end=\"781\"\u003esound-activated projects\u003c\/strong\u003e, \u003cstrong data-start=\"783\" data-end=\"800\"\u003eclap switches\u003c\/strong\u003e, \u003cstrong data-start=\"802\" data-end=\"812\"\u003ealarms\u003c\/strong\u003e, \u003cstrong data-start=\"814\" data-end=\"826\"\u003erobotics\u003c\/strong\u003e, and \u003cstrong data-start=\"832\" data-end=\"862\"\u003eSTEM learning applications\u003c\/strong\u003e. The \u003cstrong data-start=\"868\" data-end=\"894\"\u003eon-board potentiometer\u003c\/strong\u003e allows you to easily adjust sensitivity, while the \u003cstrong data-start=\"946\" data-end=\"963\"\u003eLED indicator\u003c\/strong\u003e gives instant visual feedback when sound is detected.\u003c\/p\u003e\n\u003cp data-start=\"1019\" data-end=\"1167\"\u003eThis module detects the \u003cstrong data-start=\"1043\" data-end=\"1064\"\u003epresence of sound\u003c\/strong\u003e, not its frequency or loudness, making it perfect for simple and effective sound-triggered automation.\u003c\/p\u003e\n\u003chr data-start=\"1169\" data-end=\"1172\"\u003e\n\u003ch2 data-start=\"1174\" data-end=\"1196\"\u003e🔧 \u003cstrong data-start=\"1180\" data-end=\"1196\"\u003eKey Features\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cul data-start=\"1197\" data-end=\"1560\"\u003e\n\u003cli data-start=\"1197\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1199\" data-end=\"1253\"\u003e🎤 Electret condenser microphone for sound detection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1254\" data-end=\"1306\"\u003e\n\u003cp data-start=\"1256\" data-end=\"1306\"\u003e⚙️ LM393 comparator for stable signal processing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1307\" data-end=\"1365\"\u003e\n\u003cp data-start=\"1309\" data-end=\"1365\"\u003e🔄 Adjustable sensitivity using on-board potentiometer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1366\" data-end=\"1413\"\u003e\n\u003cp data-start=\"1368\" data-end=\"1413\"\u003e💡 LED indicator for sound detection status\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1414\" data-end=\"1468\"\u003e\n\u003cp data-start=\"1416\" data-end=\"1468\"\u003e📤 Dual output: \u003cstrong data-start=\"1432\" data-end=\"1447\"\u003eAnalog (AO)\u003c\/strong\u003e \u0026amp; \u003cstrong data-start=\"1450\" data-end=\"1466\"\u003eDigital (DO)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1469\" data-end=\"1511\"\u003e\n\u003cp data-start=\"1471\" data-end=\"1511\"\u003e🔩 Mounting hole for easy installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1512\" data-end=\"1560\"\u003e\n\u003cp data-start=\"1514\" data-end=\"1560\"\u003e🎨 PCB color: \u003cstrong data-start=\"1528\" data-end=\"1558\"\u003eRed or Blue (as available)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1562\" data-end=\"1565\"\u003e\n\u003ch2 data-start=\"1567\" data-end=\"1600\"\u003e⚡ \u003cstrong data-start=\"1572\" data-end=\"1600\"\u003eTechnical Specifications\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cul data-start=\"1601\" data-end=\"1880\"\u003e\n\u003cli data-start=\"1601\" data-end=\"1640\"\u003e\n\u003cp data-start=\"1603\" data-end=\"1640\"\u003eOperating Voltage: \u003cstrong data-start=\"1622\" data-end=\"1638\"\u003e3.3V – 5V DC\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1641\" data-end=\"1685\"\u003e\n\u003cp data-start=\"1643\" data-end=\"1685\"\u003eDetection Distance: \u003cstrong data-start=\"1663\" data-end=\"1683\"\u003eUp to 0.5 meters\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1686\" data-end=\"1821\"\u003e\n\u003cp data-start=\"1688\" data-end=\"1700\"\u003eOutput Type:\u003c\/p\u003e\n\u003cul data-start=\"1703\" data-end=\"1821\"\u003e\n\u003cli data-start=\"1703\" data-end=\"1760\"\u003e\n\u003cp data-start=\"1705\" data-end=\"1760\"\u003e\u003cstrong data-start=\"1705\" data-end=\"1728\"\u003eAO (Analog Output):\u003c\/strong\u003e Real-time sound level voltage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1763\" data-end=\"1821\"\u003e\n\u003cp data-start=\"1765\" data-end=\"1821\"\u003e\u003cstrong data-start=\"1765\" data-end=\"1789\"\u003eDO (Digital Output):\u003c\/strong\u003e HIGH \/ LOW based on threshold\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1822\" data-end=\"1853\"\u003e\n\u003cp data-start=\"1824\" data-end=\"1853\"\u003eChannel: \u003cstrong data-start=\"1833\" data-end=\"1851\"\u003eSingle-channel\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1854\" data-end=\"1880\"\u003e\n\u003cp data-start=\"1856\" data-end=\"1880\"\u003eComparator IC: \u003cstrong data-start=\"1871\" data-end=\"1880\"\u003eLM393\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1882\" data-end=\"1885\"\u003e\n\u003ch2 data-start=\"1887\" data-end=\"1935\"\u003e🔌 \u003cstrong data-start=\"1893\" data-end=\"1935\"\u003ePin Configuration (Arduino Connection)\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cul data-start=\"1936\" data-end=\"2094\"\u003e\n\u003cli data-start=\"1936\" data-end=\"1968\"\u003e\n\u003cp data-start=\"1938\" data-end=\"1968\"\u003e\u003cstrong data-start=\"1938\" data-end=\"1949\"\u003eVCC (+)\u003c\/strong\u003e → Arduino \u003cstrong data-start=\"1960\" data-end=\"1966\"\u003e5V\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1969\" data-end=\"2002\"\u003e\n\u003cp data-start=\"1971\" data-end=\"2002\"\u003e\u003cstrong data-start=\"1971\" data-end=\"1982\"\u003eGND (–)\u003c\/strong\u003e → Arduino \u003cstrong data-start=\"1993\" data-end=\"2000\"\u003eGND\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2003\" data-end=\"2047\"\u003e\n\u003cp data-start=\"2005\" data-end=\"2047\"\u003e\u003cstrong data-start=\"2005\" data-end=\"2011\"\u003eAO\u003c\/strong\u003e → Arduino \u003cstrong data-start=\"2022\" data-end=\"2028\"\u003eA0\u003c\/strong\u003e (Analog reading)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2048\" data-end=\"2094\"\u003e\n\u003cp data-start=\"2050\" data-end=\"2094\"\u003e\u003cstrong data-start=\"2050\" data-end=\"2056\"\u003eDO\u003c\/strong\u003e → Arduino \u003cstrong data-start=\"2067\" data-end=\"2082\"\u003eDigital Pin\u003c\/strong\u003e (e.g., D13)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MAJESTRONICZ","offers":[{"title":"Default Title","offer_id":46326622716062,"sku":null,"price":42.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/9257\/2574\/files\/Sound1.webp?v=1766577318"},{"product_id":"mc-38-magnetic-door-window-sensor-switch-wired-home-security-alarm-sensor","title":"MC-38 Magnetic Door Window Sensor Switch | Wired Home Security Alarm Sensor","description":"\u003cp data-start=\"143\" data-end=\"399\"\u003eThe \u003cstrong data-start=\"147\" data-end=\"191\"\u003eMC-38 Magnetic Door Window Sensor Switch\u003c\/strong\u003e is a compact and reliable wired security sensor designed for door and window monitoring applications. It works using a magnetic reed switch mechanism that detects the opening or closing of doors and windows.\u003c\/p\u003e\n\u003cp data-start=\"401\" data-end=\"705\"\u003eThis sensor is commonly used in \u003cstrong data-start=\"433\" data-end=\"532\"\u003ehome security systems, burglar alarms, smart automation projects, and access monitoring systems\u003c\/strong\u003e. When the magnet moves away from the sensor, the circuit changes state and sends a signal that can be connected to alarm systems or microcontrollers like Arduino and ESP32.\u003c\/p\u003e\n\u003cp data-start=\"707\" data-end=\"911\"\u003eThe MC-38 sensor is easy to install and suitable for both residential and commercial security applications. Its compact design allows mounting on doors, windows, cabinets, lockers, and other entry points.\u003c\/p\u003e\n\u003chr data-start=\"913\" data-end=\"916\"\u003e\n\u003ch3 data-section-id=\"472omk\" data-start=\"918\" data-end=\"941\"\u003e\u003cspan role=\"text\"\u003e🔧 \u003cstrong data-start=\"925\" data-end=\"941\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"942\" data-end=\"1199\"\u003e\n\u003cli data-section-id=\"boc6b\" data-start=\"942\" data-end=\"984\"\u003eMagnetic door and window sensor switch\u003c\/li\u003e\n\u003cli data-section-id=\"fmqqty\" data-start=\"985\" data-end=\"1016\"\u003eWired security alarm sensor\u003c\/li\u003e\n\u003cli data-section-id=\"r3sa89\" data-start=\"1017\" data-end=\"1046\"\u003eNormally closed operation\u003c\/li\u003e\n\u003cli data-section-id=\"aoqz7a\" data-start=\"1047\" data-end=\"1078\"\u003eEasy installation and setup\u003c\/li\u003e\n\u003cli data-section-id=\"1tfvv6w\" data-start=\"1079\" data-end=\"1113\"\u003eCompact and lightweight design\u003c\/li\u003e\n\u003cli data-section-id=\"8xemjy\" data-start=\"1114\" data-end=\"1149\"\u003eStable and reliable performance\u003c\/li\u003e\n\u003cli data-section-id=\"wzgdt2\" data-start=\"1150\" data-end=\"1199\"\u003eSuitable for security and automation projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1201\" data-end=\"1204\"\u003e\n\u003ch3 data-section-id=\"jsay49\" data-start=\"1206\" data-end=\"1229\"\u003e\u003cspan role=\"text\"\u003e⚙️ \u003cstrong data-start=\"1213\" data-end=\"1229\"\u003eApplications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1230\" data-end=\"1430\"\u003e\n\u003cli data-section-id=\"ob4lpw\" data-start=\"1230\" data-end=\"1261\"\u003eHome security alarm systems\u003c\/li\u003e\n\u003cli data-section-id=\"1icwpeh\" data-start=\"1262\" data-end=\"1301\"\u003eDoor and window intrusion detection\u003c\/li\u003e\n\u003cli data-section-id=\"13wh78h\" data-start=\"1302\" data-end=\"1327\"\u003eSmart home automation\u003c\/li\u003e\n\u003cli data-section-id=\"14vtp7d\" data-start=\"1328\" data-end=\"1365\"\u003eOffice and hotel security systems\u003c\/li\u003e\n\u003cli data-section-id=\"bkiwso\" data-start=\"1366\" data-end=\"1396\"\u003eArduino and ESP32 projects\u003c\/li\u003e\n\u003cli data-section-id=\"1rmbdr9\" data-start=\"1397\" data-end=\"1430\"\u003eCabinet and locker monitoring\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MAJESTRONICZ","offers":[{"title":"Default Title","offer_id":46799294693534,"sku":null,"price":50.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/9257\/2574\/files\/door-1.webp?v=1778140384"}],"url":"https:\/\/majestronicz.in\/collections\/sound-sensor.oembed","provider":"MAJESTRONICZ","version":"1.0","type":"link"}