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Build a Laser Beam Burglar Alarm
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Basic laser science projects: measurement of small angles; build a laser range finder R Intermediate laser science projects: Laser based display of sound and resonance; build a laser spirograph R Demonstrate of the principals of bar code scanning by using lasers R The effects of heat and humidity on time-telling accuracy of quartz crystal-based wristwatches R Build and test a wire recorder. R Build a sensor for measuring magnetic field strength and to use it for measuring the strength of different types of magnets. R Make an acoustic guitar pickup using the piezoelectric transducer from a simple electronic buzzer. R Compare linear vs. logarithmic potentiometers for controlling signals. R Determine the maximum "recording density" for storing digitized information using a grid of bar magnets. R Amazon Kindle vs. Sony Reader: Which is best for your money? R Build Your Own Dimmer R Decimal to BCD Convertors C R Simple Analog to Digital Converters C R Build an Alertness Monitoring Device Based on Infrared Light R Build your own LED water conductivity meter - conductivity as a water quality measurement R Build a simple cosmic ray detector that can be built by high school teachers R Build Your Own Marx Generator R Marx Bank Driven Flash X-ray Generator: A Powerful Tool to Study High Speed Phenomena R R Determining the Coefficient of Kinetic Friction with a Microcontroller R Converting Ambient Sound into Electric Energy by Utilizing a Dynamic Cone Speaker R Investigate the CCD: Heart of the Digital Camera and other Optical Devices R S Build an electronic Electroscope R R How do speakers work? Build Your Own Loudspeaker. R S Build and demonstrate a nitrogen laser. R R R R R R Build Your Own Seismometer R R Using Capacitance to Distinguish between Living and Dead Cells R The Accuracy of a Barcode Reader as a Function of Sampling Frequency per Bit of Data R R Build a Simple Lie Detector R A square wave test signal generator for testing electronic projects R Railway Signals/Traffic Lights C C C Lead-Acid Battery Monitor R Build and investigate an Ion Detector C R R R R R R Build and investigate a Geiger counter R Build a Fuse Monitor C Build a sensitive charge detector R Build a cloud charge monitor R Build a moving charge sensor R Construct a digital telescope utilizing tomography R Is it possible to predict the onset of chaos in an electrical circuit? R R The effect of distance on radiation power emitted by various types of cell phones (health hazard) R R Active vs. Passive Electronic Filters R R Determine the ratio between the oil and the electrically charged particles in electronic paper. R Creating an Acoustic Guitar Pickup Using Optical Components R R Examine how CDs are protected against scratches and markings. R R Build a Linen Diaphragm Speaker R Build an Active Speaker R Build a LED Radiometer R See also Computers Robotics & (AI) Radio & Wireless Telecommunications Electronics Components Power Supplies Clocks Timers and Counters Radar & Sonar Cell Phones Solar Cells Electronics 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 |
