Projects, Circuits, Ideas...
- Rechargeable Led Flashlight
- Infra Red Vision System for a Toy Car
- Electronic Defense System EDS / Sistema de Defesa Eletr䮀a SDE
- Light Chaser
- A Modified MOVIT Robot: it seeks the brightest light and runs towards it!
- 3 Phase - 3 Wire Phase Sequence Indicator
- A very useful gadget to find out the order in which the phases are appearing.
- Underground Radio
- How to use conductive soil (underground water table) to transmit audio or radio signals.
- Keychain Laser Driver
- Circuit Description.
- Laser Link
- Transmitting audio or data over a laser beam (105 kHz carrier) !!!
- 1.5 Volt Strobo with a Kodak Max Disposable Camera
- How to modify a Kodak Max Disposable Camera Flash Circuit and build a 1.5 volt supply STROBO.
(Yes! just using a 1.5 volt AA alkaline battery!!)
- Bouncing Light- 9 Output Up & Down Counter
- A nice circuit to make a 'scanner' light that sweeps back and forth. You may replace the light by any other device you wish.
- White Led Flashlight - Modified Solar Flashlight
- A modified Solar Flashlight now converted to White Led - uses only 2 AA batteries!
- Stereo Volume Control
- Tired of Bad contact and scratches on that volume control?
- Lasers, Diffraction Gratings and Laser Pointer Wavelength
- How to Calculate your Laser Pointer wavelength using Diffraction Gratings available at home.
new projects soon!