{"product_id":"stavebnice-hlasem-ovladany-rotujici-led-efekt-s-cd4017","title":"Voice-controlled rotating LED effect kit with CD4017","description":"Are you looking for the perfect project to practise soldering, a fun e-experiment for long evenings, or an original light-up decoration that reacts to music and speech? This DIY kit for a colourful rotating LED effect, featuring the CD4017 integrated circuit, is the ideal choice for budding hobbyists, electronics students and advanced DIY enthusiasts who love visual audio effects.\u003cbr\/\u003e\u003cbr\/\u003eThis interactive electronic kit uses a sensitive microphone to pick up ambient sound. As soon as you speak, clap or play music, the colourful LEDs arranged in a circle immediately start flashing, creating a dynamic rotating light effect. The speed and intensity of the rotation vary precisely in time with the rhythm and volume of the sound.\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003eKey features you’ll enjoy:\u003cbr\/\u003e\u003cbr\/\u003e- A great introduction to soldering (educational DIY kit): The printed circuit board is laid out very clearly. Assembling this kit will guide you through the basics of fitting classic (THT) components, from resistors to integrated circuits.\u003cbr\/\u003e- Acoustic control (Voice Control): No boring buttons. The circuit responds to clapping, music, your voice or any other sound stimulus thanks to a sensitive electret microphone.\u003cbr\/\u003e- Legendary architecture featuring the CD4017 and NE555: At the heart of the effect are two of the most popular chips in the world of electronics – the NE555 timer, which acts as a clock pulse generator, and the CD4017 decoder, which ensures the LEDs are switched on sequentially in a circle.\u003cbr\/\u003e- A colourful light show: Once completed, the combination of high-brightness coloured LEDs creates a spectacular visual display that will perfectly adorn a desk, a child’s bedroom or a model-making project.\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003eTechnical specifications (All data in one place)\u003cbr\/\u003e\u003cbr\/\u003e- To ensure trouble-free assembly and safe operation, we provide the complete technical specifications of the kit:\u003cbr\/\u003e- Product type: Electronic DIY kit (Do-It-Yourself assembly kit)\u003cbr\/\u003e- Main integrated circuits: CD4017 (decimal counter\/decoder) + NE555 (universal timer)\u003cbr\/\u003e- Sensor type: Electret microphone with adjustable transistor gain\u003cbr\/\u003e- Supply voltage: 4.5 V to 12 V DC (can be powered from a battery pack, power bank or mains adapter)\u003cbr\/\u003e- Component mounting type: THT (traditional through-hole components for easy hand soldering)\u003cbr\/\u003e- Light source: High-brightness coloured LEDs (arranged in a circular pattern)\u003cbr\/\u003e- Printed circuit board dimensions: Compact circular\/square format, ideal for installation in enclosures\u003cbr\/\u003e\u003cbr\/\u003ePackage contents:\u003cbr\/\u003e\u003cbr\/\u003e- 1× printed circuit board (PCB) with clear markings for component placement\u003cbr\/\u003e- Set of coloured LEDs\u003cbr\/\u003e- CD4017 and NE555 driver ICs (including protective sockets for easy assembly without the risk of overheating the chip during soldering)\u003cbr\/\u003e- Electret microphone, capacitors, resistors and control transistor\u003cbr\/\u003e\u003cbr\/\u003eExperience the magic of electronics for yourself, or give a young tech enthusiast a gift that will really teach them something. Add the DIY voice kit with the CD4017 to your basket and experience the joy of building a working device with your own hands!","brand":"TIPA","offers":[{"title":"Default Title","offer_id":55179100029266,"sku":"09840057","price":55.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/09840057.jpg?v=1792664989","url":"https:\/\/tipa.eu\/en\/products\/voicecontrolled-rotating-led-effect-kit-with-cd4017","provider":"TIPA","version":"1.0","type":"link"}