Transmitters
Underwater Wireless Transmission of Data and Energy Between an Underwater Robot and a Floating Base-Station by Using Light
[P]
Wireless Connection Between Micro Controllers Using nRF24L01
[C]
Will Changing the Operating Frequency of a Tesla Coil Change Its Ability to Transmit Power Wirelessly?
[E]
A Wireless Data Transmissions System through Sound Waves with the Use of OFDM
[E]
Learn about radio receivers and transmitters and the components that make them up.
[E]
Build a simple arc transmitter (carbon arc RF oscillator).
[E]
Build a zinc negative resistance oscillator, transmitter.
[E]
How to build a simple wireless telegraph set.
[E]
Wireless Short-Range Communications for Emergency Vehicles
[E]
Receivers
Build a simple FM Radio using SparkFun FM Tuner and Arduino Uno to receive and display broadcast information
[C]
Build a crystal radio, listen to radio stations and see if it is possible to hear aliens with the radio.
[P]
[P]
Build a simple radio receiver from scratch, then experiment to make improvements.
[E]
Research Amplitude Modulation and Build Your Own AM radio
[E]
[E]
Research Frequency Modulation and Build Your Own FM radio
[E]
Compare the Accuracy Between Different GPS Devices
[E]
How an FM radio works?
[P]
What Is the Effect of Sunspots on Radio Reception?
[E]
[E]
Build and research a simple foxhole / crystal radio
[E]
All-Band Receiver
[E]
Research coherers (history and tecnology); build and demonstrate your own coherer receiver.
[E]
Construct an ULF to ELF Spectrum receiver and detect radio anomalies in this spectrum.
[E]
[E]
Research Radio Astronomy and Build an Amateur Radio Telescope
[E]
How to determine Brewster's angle at the GPS frequency and its effect on the GPS receiver.
[E]
Antennas
Pick earth images from satellites using TV Tuner and DIY antena
[C]
Test and select the antenna which represents the best compromise of volume, mass, ease-of-construction, ease-of-erection, and gain when used in portable operation with a backpack HF transceiver.
[E]
Determine which Wi-Fi antennas (omni-directional and directional panel) perform the best when examining distance, speed, and packet dropping.
[E]
Build and test a cylindrical parabolic reflector for the antenna of a wireless communication device.
[E]
Determine the best position of a parabolic reflector for sending and receiving signals with light (using a LED).
[E]
Build a directional antenna and test it in comparison to a commercial omni-directional antenna.
[P]
Build and Research Your Own Beverage Antenna.
[E]
Determine the effect of circular directional waveguide antennas of varying volume on the signal-to-noise ratio (SNR) of a wireless network.
[E]
How Do Different Kinds of Antennas Work in Outdoor Conditions for WiFi?
[E]
Build Your Own Cantenna.
[E]
Build and test a parabolic antenna
[E]
Determine if a homemade wire mesh parabolic reflector will improve the signal from a wireless router to a laptop computer.
[E]
[E]
How Antenna Design Affects Signal Strength?
[E]
[E]
[E]
The Effect of Varying Parabolic Reflectors on the Amplification of the Signal to Noise Ratio of 802.11g Devices
[E]
Radio Waves
Measure how much different materials affect the signal strength of a wireless router.
[E]
Impact of Interference on Wireless Computer Networks
[E]
Increase the efficiency of resonant wireless power transfer by utilizing a passive tuned coil placed between a transmitter and a receiver, and to determine the ideal placement of this intermediate coil.
[E]
How Do Different Obstacles Affect Radio Waves?
[E]
[E]
[P]
[E]
The Discovery of Radio Waves: Repeat Heinrich Hertz's Experiments
[E]
The Invention of Radio: Repeat Guglielmo Marconi's Experiments
[E]
[E]
Determine how different commonly used building materials such as sheetrock, cement, wood, and metal affected wireless speed, signal and quality.
[E]
[E]
Sharing Spectrum the Smart Way: Cognitive Radio for Relieving Overcrowding on the Airwaves
[E]
Test different materials to see if they block radio waves.
[E]
Radar & Sonar Science Fair Projects
Radio Circuits