Archive for September 23rd, 2009

What is a radar detector? It is an electronic device that tips a motorist off if radar equipment, as used by the police for example is anywhere in the vicinity. The object of the exercise is therefore to avoid radar traps and therefore speeding tickets.

The radar guns used by law enforcement officers is used to measure the speed of a moving vehicle or object, relative to a fixed point. There are two core components to the radar detector, a transmitter which sends out a radar signal, and a receiver which collects returning data.

In its simplest sense, radar is used to work out the distance of one object from another. It stands to reason therefore that if the distance of a moving object can be recorded twice, and the distance moved by the object, the speed of that object can be easily calculated.

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Tips for buying best car speakers

There are four car speakers. for every car ranging over varied sizes. Good quality speakers are essential as it determines the quality of the sound frequencies reaching our ears. Speakers generally convert electrical energies into mechanical ones. Speakers are of different types widely distributes over different markets in the world. You can find car speakers in a wide range of prices, depending on the size, power, number of speakers, brand name, and a few other factors. Ford is widely trusted for their aftermarket car speakers among other companies.

Tips for buying aftermarket Ford car speakers

Ford has a world wide reputation of having the best of all car equipments. Their car parts have been internationally marked excellent quality and has a worldwide reputation. However If you haven’t upgraded any of the factory fitted equipment in your car it’s likely that you haven’t experienced good sounding music..The best quality speakers for Ford you get on the aftermarket. They select among the top widely reputed speakers like the 5″x 7″speakers size for Ford cars.

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Once you’ve got a good head unit installed into your vehicle it’s time to start looking into adding a subwoofer(s) to give your system that extra thump.

The first thing you should take into account is how much available space you have for subwoofers in your car and will you be adding anything later on that will be taking up some of that place. There are a few things to look for before purchasing anything, the first thing you should determine is what size woofers you are planning to put in. Generally subwoofers are considered anything above 8in and usually require an amplifier to power them. The next thing to look for is what amplifier you would be using to power them. Do you have one at home you’re going to be using or will you be purchasing one with your subs? I would generally pick out an amplifier first to know what kind of power rating you’re looking for in a set of woofers. The next step is to determine if it will be a single or a dual voice coil subwoofer setup. Basically the voice coil is the speaker’s voice, it’s a coil of wire attached to the cone of the speaker that when you add power and a signal to produces a magnetic field that reacts with the speakers magnet to move the cone producing sound.

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A car antenna is designed to receive broadcast signals coming from transmitters located in close proximity to the car. It decodes these signals and turns them into sounds and images for radio and television. There are also types of antennas that work as secondary receivers to enhance the function of a car’s pre-installed antenna. There are two types of car antennas: the external antenna and the car internal antenna.

External antennas, as the name implies, are installed on the outer part of the car – for instance, on the hood, the rear or the roof of the car. They are mounted on telescoping fiberglass or a metal pole that is attached to a stationary base. Many external antennas are omni-directional but they can also be tilted in the general direction of a radio signal to obtain better reception.

Continue reading ‘Car Internal Antenna – Understanding How a Car Antenna Works’ »