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TransmittersA Wireless Data Transmissions System through Sound Waves with the Use of OFDM R Learn about radio receivers and transmitters and the components that make them up. R Build a simple arc transmitter (carbon arc RF oscillator). R Build a zinc negative resistance oscillator, transmitter. R How to build a simple wireless telegraph set. R Wireless Short-Range Communications for Emergency Vehicles R ReceiversResearch Amplitude Modulation and Build Your Own AM radio R R Research Frequency Modulation and Build Your Own FM radio R How an FM radio works? S What Is the Effect of Sunspots on Radio Reception? R R Build and research a simple foxhole / crystal radio R All-Band Receiver R Research coherers (history and tecnology); build and demonstrate your own coherer receiver. R Construct an ULF to ELF Spectrum receiver and detect radio anomalies in this spectrum. R R Research Radio Astronomy and Build an Amateur Radio Telescope R How to determine Brewster's angle at the GPS frequency and its effect on the GPS receiver. R AntennasDetermine which Wi-Fi antennas (omni-directional and directional panel) perform the best when examining distance, speed, and packet dropping. R Build and test a cylindrical parabolic reflector for the antenna of a wireless communication device. R Determine the best position of a parabolic reflector for sending and receiving signals with light (using a LED). R Build a directional antenna and test it in comparison to a commercial omni-directional antenna. S Build and Research Your Own Beverage Antenna. R Determine the effect of circular directional waveguide antennas of varying volume on the signal-to-noise ratio (SNR) of a wireless network. R How Do Different Kinds of Antennas Work in Outdoor Conditions for WiFi? R Build Your Own Cantenna. R Build and test a parabolic antenna R Determine if a homemade wire mesh parabolic reflector will improve the signal from a wireless router to a laptop computer. R R How Antenna Design Affects Signal Strength? R R R The Effect of Varying Parabolic Reflectors on the Amplification of the Signal to Noise Ratio of 802.11g Devices R Radio WavesThe Discovery of Radio Waves: Repeat Heinrich Hertz's Experiments R The Invention of Radio: Repeat Guglielmo Marconi's Experiments R R Determine how different commonly used building materials such as sheetrock, cement, wood, and metal affected wireless speed, signal and quality. R R Sharing Spectrum the Smart Way: Cognitive Radio for Relieving Overcrowding on the Airwaves R Test different materials to see if they block radio waves. R
Radar & Sonar Science Fair Projects Radio Circuits |
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Science Fair Projects Resources
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Electronics Tutorials, Circuits and Resources R Electricity Basics R Electrical Engineering Free Theses, Dissertations & Patents R Electronics & Electricity Inventions and Discoveries R Citation Guides, Style Manuals, Reference R Electrical Safety R R |
