Project Ideas
Advisors
Aerodynamics
| Description |
|---|
| Air Flow Detector |
| Air Flow Detector |
| Air Flow Sensor |
| Build a Wind Tunnel |
| Low-Power Thermal Airspeed Sensor |
| Make a Simple Wind Tunnel |
| Smoke Ring Launcher |
Alternative Energy
| Description |
|---|
| Make a simple Savonius wind turbine |
Amplifiers
| Description |
|---|
| 22 Watt Stereo Amplifier |
| 50 Watt Audio Amplifier |
| 8 Watt Audio Amplifier |
| Basic Op-Amp Circuits |
| Tube-Type Stereo Amplifier |
Astronomy
| Description |
|---|
| 30MHz Radio Telescope |
Audible Alarms
| Description |
|---|
| Electronic Canary |
| Electronic Siren |
| Simple Buzzer |
| Very Loud Beeper |
Battery Chargers
| Description |
|---|
| Car Battery Charger |
| Intelligent NiMH/NiCD Charger |
| Motorcycle Battery Charger |
| Solar Cell NiCD Battery Charger |
Biomedical Devices
| Description |
|---|
| Amateur X-Ray System |
| Earclip Pulse Monitor |
| Electronic Stethoscope |
| Heartbeat Monitor |
| Heartbeat Transducer |
| Inexpensive X-Ray Machine |
| Simple Lie Detector |
Clocks
| Description |
|---|
| LED Clock |
Computer Interfaces
| Description |
|---|
| Computer Interface |
Computer-Aided Manufacturing
| Description |
|---|
| Computer-Controlled Embroidery |
Counters
| Description |
|---|
| 7-Segment LED Counter |
Detectors
| Description |
|---|
| Precision Peak Detector |
| Video Activated Relay |
Displays
| Description |
|---|
| LED Moving Message Sign |
Games & Toys
| Description |
|---|
| Dollhouse Elevator & Lighting Control |
| Electronic Coin Tosser |
Heat Engines
| Description |
|---|
| SFA Stirling Engine Project |
| Simple Stirling Engines |
| Stirling Engine |
Infrared Control
| Description |
|---|
| Infrared Remote Control |
Intercoms
| Description |
|---|
| Intercom |
| Practical Intercom |
LEGO Mindstorms
| Description |
|---|
| Build a Color Sensor |
| Build a Laser Target Finder |
| Build a Rotation Sensor |
| Build a Temperature Sensor |
| Build a Wire Guidance Sensor |
| Build an Infrared Distance Sensor |
| Build an Infrared Lamp |
LEGO Technics
| Description |
|---|
| Air Compressor |
| Directional Transmission |
Light Flashers
| Description |
|---|
| Adjustable Strobe Light |
| Bicycle Safety Lights |
| Bike Light Flasher |
| Christmas Light Flasher |
| Headlight Flasher |
| Strobe Light |
Motor Controllers
| Description |
|---|
| DC Motor Driver |
| Motor Speed Control |
| Motor Speed Controller |
| Stepper Motor Controller |
| Stepper Motor Controller |
Multivibrators
| Description |
|---|
| Monostable Multivibrator |
Music-Related
| Description |
|---|
| Audible Metronome |
| Digital Guitar Tuner |
| Guitar Fuzz Effect |
| Metronome Circuit |
| Sound Effects Generator |
| Sound Effects Generator 2 |
| Visual Metronome |
Oscillators
| Description |
|---|
| Tiny Crystal Oscillator |
| Voltage Controlled Oscillator |
Power Converters
| Description |
|---|
| 6V to 12V Converter |
| Portable CD Power Adapter for Car |
Power Inverters
| Description |
|---|
| 12V Flourescent Lamp Inverter |
| High-Efficiency Inverter Drives Compact Fluorescent |
Power Supplies
| Description |
|---|
| DC Power Supply |
| Dual 12V Power Supply |
| Dual Regulated Power Supply |
| High Current Power Supply |
| Stabilized 9V Power Supply |
| Variable DC Power Supply |
| Variable Power Supply |
Programmers
| Description |
|---|
| PIC Programmer |
Projectile Launchers
| Description |
|---|
| Shane Cooper's Trebuchet |
| Trebuchet |
Radio Controlled Devices
| Description |
|---|
| Radio-Controlled Lawn Mower |
| Simple Radio-Controlled Rocket |
Radio Frequency Devices
| Description |
|---|
| AM/FM/SW Active Antenna |
| Aviation Band Receiver |
| Crystal Radio |
| Crystal Radio Set |
| Crystal Radios for Shortwave Bands |
| FM Stereo Transmitter |
| Simple Wireless Radio Data Link |
Robotics
| Description |
|---|
| Spider Robot |
| Tiny Robot |
Security
| Description |
|---|
| Electronic Combination Lock |
Sensors
Signal Processing
| Description |
|---|
| Microphone Mixer |
| Servo Pulse to PWM Converter |
| Voice Scrambler |
Solar Power
| Description |
|---|
| Build a Solar Vehicle |
| Build Your Own Solar Car |
| Make a Solar Cell in Your Kitchen |
Switch Debouncers
| Description |
|---|
| Bounceless Switch/Monostable Multivibrator |
| Switch Debounce Circuits |
Test Equipment
Tools
| Description |
|---|
| Hot Wire Foam Cutter (1) |
| Hot Wire Foam Cutter (2) |
Vehicles
| Description |
|---|
| Simple Hovercraft |
| Underwater ROV |
Voltage Generators
| Description |
|---|
| Electrostatic Generator |
| Simple Electric Generator |
| Solid State Tesla Coil High Voltage Generator |
Voltage Regulators
| Description |
|---|
| Zero-Drop Voltage Regulator |