{"product_id":"mokslinis-elektronikos-rinkinys-vaikams-72-detales-daugiau-nei-2280-eksperimentu","title":"Mokslinis elektronikos rinkinys vaikams, 72 detalės, daugiau nei 2280 eksperimentų","description":"\u003ch2\u003eTrumpai apie prekę\u003c\/h2\u003e\u003cp\u003ePrekė: Mokslinis elektronikos rinkinys vaikams, 72 detalės, daugiau nei 2280 eksperimentų. Kategorija: Elektronikos rinkiniai.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGamintojas:\u003c\/strong\u003e Zosudull\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModelis:\u003c\/strong\u003e 2288\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedžiaga:\u003c\/strong\u003e plastic\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e➡ SO MANY TOYS IN A HEARTBEAT:\u003c\/h2\u003e\u003cp\u003e✨\u003cb\u003eA safe and fun way to introduce children aged 8+ to the basics of electrical engineering, \u003c\/b\u003ea while having fun! Create exciting designs and toys with the included colorful instructions!\u003c\/p\u003e\u003ch2\u003e➡ AMAZING VALUE:\u003c\/h2\u003e\u003cp\u003e✨ Build over \u003cb\u003e2288 exciting\u003c\/b\u003e projects with this classic set! The set includes \u003cb\u003e72 pieces\u003c\/b\u003e to build exciting projects, such as burglar alarms, doorbells, and more! You can even play electronic games with your friends.\u003c\/p\u003e\u003ch2\u003e➡ GREAT GIFT:\u003c\/h2\u003e\u003cp\u003e✨ Give learning and fun! Zosudull Circuit sets will keep kids busy and entertained all year round. Pair them with other Zosudull Circuits sets to create even more designs!\u003c\/p\u003e\u003ch2\u003e➡ YOU DO NOT NEED ADDITIONAL TOOLS:\u003c\/h2\u003e\u003cp\u003e✨ Zosudull Circuit kits include everything you need to start learning right away – and much more. The numbered and color-coded pieces easily attach to the included plastic mesh.\u003c\/p\u003e\u003ch2\u003e➡ AWARDED:\u003c\/h2\u003e\u003cp\u003e✨ Zosudull Circuits is proud to produce high-quality products loved by children, parents and teachers. Zosudull Circuits have won numerous awards, including the Specialty Toy of the Year Award, the Seriously STEM Award! and many more!\u003c\/p\u003e\u003cp\u003e\u003cb\u003e✨ Both ends of the module have a structure with metal buttons, which allows for quick connection between modules.\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e✨ Various circuits such as lights, fans, radios, etc. can be assembled quickly.\u003c\/b\u003e\u003c\/p\u003e\u003ch2\u003e➡ Temperature controlled light\u003c\/h2\u003e\u003cp\u003e\u003cb\u003e✨ If the temperature exceeds 40 degrees Celsius, the bulb will automatically turn off\u003c\/b\u003e\u003c\/p\u003e\u003ch2\u003e➡ Magnetically controlled light\u003c\/h2\u003e\u003cp\u003e\u003cb\u003e✨ When the magnet approaches reed 13, the bulb lights up; when the magnet moves away, the bulb goes out.\u003c\/b\u003e\u003c\/p\u003e\u003ch2\u003e➡ Fluorescent flying saucer\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eAncient bamboo dragonflies and modern helicopters use this principle!\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e✨ The principle of flying saucer\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003cb\u003eWhen the fan blades rotate, they push the air downwards, generating an upward-facing reaction force that pushes the fan blades into the air, creating a flying saucer.\u003c\/b\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e\n\u003cb\u003eThe direction of rotation of the motor is crucial for the smooth floating of the fan blades.\u003c\/b\u003e \u003cb\u003eIf the direction is reversed, the airflow directed at the blades will also be directed in the opposite direction, pushing the air upward and forming a fan.\u003c\/b\u003e\n\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003e➡ Voice Controlled LED\u003c\/h2\u003e\u003cp\u003e✨\u003cb\u003e Blow into the microphone and the LED will flash.\u003c\/b\u003e\u003c\/p\u003e\u003ch2\u003e➡ sound and light radio receiver\u003c\/h2\u003e\u003cp\u003e\u003cb\u003e✨ Blow into the microphone and the LED will flash.\u003c\/b\u003e\u003c\/p\u003e\u003ch2\u003e✨ How the radio station works\u003c\/h2\u003e\u003cp\u003e① \u003cb\u003eCarrier generator:\u003c\/b\u003e generates high-frequency current\u003c\/p\u003e\u003cp\u003e② \u003cb\u003eMicrophone: \u003c\/b\u003eReplaces sound signals with electrical signals\u003c\/p\u003e\u003cp\u003e③ \u003cb\u003eModulator: \u003c\/b\u003eLoad the audio signal to high frequency current.\u003c\/p\u003e\u003cp\u003e④ \u003cb\u003eAntenna:\u003c\/b\u003e Sends electromagnetic waves\u003c\/p\u003e\u003ch2\u003e✨ How radio works\u003c\/h2\u003e\u003cp\u003e⑤ \u003cb\u003eAntenna: \u003c\/b\u003eReceives various electromagnetic waves\u003c\/p\u003e\u003cp\u003e⑥\u003cb\u003e Select a signal demodulator with a specific frequency:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e⑦\u003cb\u003eSpeaker:\u003c\/b\u003e Converts audio signals to audio\u003c\/p\u003e\u003ch2\u003e➡ Automatic light controlled street lamp\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e\u003cb\u003eAs soon as it gets dark, the streetlights turn on automatically.\u003c\/b\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003e✨ Explanation of the principle\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eAutomatic street lighting: Under the influence of a photoresistor, when light falls on it during the day, the transistor is not turned on and the bulb is not lit.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAt night, when there is no light, the transistor is turned on and the bulb lights up.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThe base current is regulated by an adjustable resistor that adjusts the brightness of the bulb.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003e➡ lie detector\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e\u003cb\u003eUse the lie detector simulation and see if you are lying!\u003c\/b\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003e✨ Explanation of the principle\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eAutomatic navigation lighting: This is a positive feedback system using a capacitor in combination with photoresistor characteristics.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDuring the day, with strong sunlight, the resistance of the photoresistor is very small, which causes the loss of conduction current through the transistor base and cut-off, and as a result, the burnout of the bulb.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAt night, with a shortage of light, the resistance of the photoresistor increases, which causes the conduction current to flow through the transistor and its oscillation, and as a result, the flashing of the bulb.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003e➡ Morse alphabet transmitter\u003c\/h2\u003e\u003cp\u003e✨Explanation of the principle\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\n\u003cb\u003eUse the \"ticking-ticking\" sound to convey information!\u003c\/b\u003e 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