Electronics

  • 12 Volt to 6 Volt Conversion
    Electrical energy is used to power many devices we use daily However, the type of energy--direct current or alternating current--often differs from device to device. Even ...
  • 2 Speed 120V Motor Wiring
    Two-speed electric motors operate in one of two ways; two separate windings designed to rotate the motor at two different speeds, or inbuilt resistors which alter the voltage ...
  • 406 ELT Aircraft Requirements
    The Federal Aviation Administration (FAA) establishes the requirements for Emergency Locator Transmitters (ELTs) in aircraft registered in the United States ELTs transmit on ...
  • What Is a 555 Timer Used For?
    One of the most popular integrated circuits (ICs) of all time, the 555 timer was introduced in the 1970s and is still made by the billions today It's easy to use, inexpensive ...
  • AC Coupling vs. DC Coupling
    The decision whether to use AC or DC coupling comes up often in circuit design Fortunately, it is simple to sort out. You' will need to look at the kinds of signals you are ...
  • What Are the Advantages of Alkaline Batteries?
    Alkaline batteries are similar to, and replacing, older zinc-carbon batteries This is because alkaline batteries last longer and are more powerful. Alkaline batteries can be ...
  • How to Listen to Air Traffic Control Communications Online
    Air traffic control (ATC) is a vital component to the safe and orderly flow of aircraft and flights operating in the worldwide aviation system At the busiest times of day, ...
  • Aircraft Spark Plug Wire Testing
    An aircraft spark plug wire is also known as a magneto or ignition harness An ignition harness transfers high voltage from the distributor at the magneto to the spark plugs. ...
  • Alternatives to Soldering
    Soldering is a traditional and often-used means of making electrical connections in circuits, but it is not always the best choice, and there are alternatives In soldering, ...
  • Analog Multimeter & Its Functions
    Technicians, engineers and scientists use multimeters to measure electricity and electronic components Though most multimeters made as of 2011 have digital circuitry and ...
  • How to Assemble a 1911 Colt
    The M1911 Colt 45 automatic pistol was, as the name implies, first introduced into service with the U.S. armed forces in 1911. It remained in use until well into the 1980s. ...
  • How to Assemble a Dynamo With a DC Motor
    Electric motors and power generators are often identical in design An AC motor, for example, may also be used as an alternator. The major difference in function depends upon ...
  • How to Attach an HO Scale Train Track to Wood
    Building HO model train layouts are many people's favorite pastime They spend hours designing the layout, designing and creating the buildings and setting up the track. When ...
  • Aviation Rules on Ultralights
    Freedom and exhilaration define the experience of flying an ultralight aircraft Hang gliders, foot launched paragliders, powered paragliders, powered parachutes, three-axis ...
  • The Batteries Needed to Power 12 Volt LED Lights
    Light emitting diodes, or LEDs, are low-voltage lights that use very little energy, all of which goes into illuminating the light instead of producing heat, such as regular ...
  • Batteries: Amps vs. Volts
    Batteries generate direct current (DC) electricity through reactions between chemicals and metals Different battery formulations, such as lead-acid, carbon-zinc and ...
  • Battery Charger Vs. AC Adapter
    Your electronic gadgets need clean direct current, or DC, power on which to operate Disposable batteries produce DC, though they produce limited power. Alternating Current , ...
  • The Battery for My Golf Cart Is Not Charging
    Golf carts are powered by deep-cycle batteries, similar to lead-acid batteries used in cars The main difference is a deep-cycle battery is designed to provide a constant ...
  • How to Bind a Spektrum DX6i
    The Spektrum DX6i is a radio transmitter used for remote controlled vehicles that communicates with a receiver, such as the Spektrum AR series, to give specific control of ...
  • How to Build an Airboat Mower Engine for a Canoe
    Airboats use air from a propeller to propel the craft through the water You can find this type of boat in areas that have shallow water, such as Florida and Louisiana. You ...
  • How to Build a Model Airplane Engine Test Stand
    With a little ingenuity, you can test your model aircraft engines on a safe, homemade platform without shelling out extra cash to buy pre-packaged version There are several ...
  • How to Build a Cart
    A cart is a hand-pushed vehicle that is used to carry objects around Similar to a shopping cart, wagon, or a wheelbarrow, a cart is a simple tool. Building your own cart can ...
  • How to Build a CB Radio Base Antenna
    Citizen's Band (CB) radio is not as popular as it was in the 1970s and 1980s, but it is far from dead It isn't elegant, but this quick and simple CB antenna design is ideal ...
  • How to Build a Cheap Floating Dock
    Floating docks can costs thousands of dollars A cheaper option is to make your dock at home using materials found at a lumber yard or big box retailer. A floating dock can be ...
  • How to Build a DC Motor Speed Control
    Direct current motors can operate using alternating current or DC current AC current is the same as your home electricity supply, so a DC motor contains a rectifier to change ...
  • How to Build a Dipole Antenna for HF
    You can build your high frequency (HF) dipole antenna with readily available parts The design is simple, and construction will be straightforward. Check with your homeowners ...
  • How to Build an Electric Train Set Platform
    There's nothing like watching model trains snake their way over bridges, through tunnels and on to the station But well-designed model railroad layouts require proper ...
  • How to Build an Electronic Noise Maker
    An electronic noise maker that can be used during parties and celebrations is a simple device that anyone can build Because anyone can build an electronic noise maker, it can ...
  • How to Build an Electronic Steam Engine Sound Circuit
    In the world of model railroading, adding an engine sound such as a train whistle is a great way to bring your set alive Fortunately, the electronic circuitry behind an ...
  • How to Build an FM Yagi Antenna
    The Yagi radio antenna is relatively simple to build, provided you learn a few design concepts The Yagi, also known as a beam antenna, has a directional geometry that works ...