Brain-Controlled Wheelchair An easy guide from  jerkey The parts of this system include an electric wheelchair, a laptop computer, an Arduino, an interface circuit, an EEG headset, and a collection of ready-made and custom software. The software which was written specifically for this project (including the GUI and Arduino sketch) has...

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RGBike POV - Open project

RGBike POV - Open project This project features: 16 RGB (Red+Green+Blue) Light Emitting Diodes; Arduino compatibility (Suposedely, I'll have to check that later); Single layer printed circuit board, suitable for home fab; All through hole componentes, suitable for beginners; Hall effect sensor, for image synchronization; Least number...

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Spoke POV Lights

HOW TO TURN YOUR CYCLE WHEEL TO  Spoke POV Lights Step 1Stuff you'll need 1 or 2 Light Stick thingy A Hot Glue Gun (with glue sticks) Some Cable Ties A Philips Screw Driver A Dremel Rotary Tool, or anything else you use to cut plastic A Roll of Electric Tape A Bicycle, obviously Step 2"If you can't open it you don't own it" Step 3Modify...

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Simple IF Signal Generator  Here is a versatile circuit of IF signal generator which may be of interest to radio hobbyists and professionals alike.Transistors T1 and T2 form an astable multivibrator oscillating in the audio frequency range of 1 to 2 kHz. RF oscillator is built around transistor T3. Here again a 455kHz ceramic filter/resonator...

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Car anti theft wireless alarm.     This FM radio-controlled anti- theft alarm can be used with any vehicle having 6- to 12-volt DC supply system. The mini VHF, FM transmitter is fitted in the vehicle at night when it is parked in the car porch or car park. The receiver unit with CXA1019, a single IC-based FM radio module, which...

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47 projects with                    a 555! ...

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