Category: Audio Visual System

byAlma Abell

Emergency sirens are an integral part of all police cars, first responder vehicles and ambulances. While there are many manufacturers out there it is important to opt for a brand and retailer that is known for trendsetting products and path-breaking features in their products. A high quality siren offers distinctive warning signals and flash patterns with utmost clarity. These sirens work in tandem with light bars and emergency lighting equipment, each enhancing the feature of the other. This means you have to opt for a brand that produces all these high quality products at affordable prices. Modern sirens are efficiently designed to offer maximum and instant output, ensuring safety of vehicle members as well as for motorists and people on the road.

The Different Options You Have for a SirenDifferent emergency vehicle sirens are designed for different and specialized purposes and actions. There are mechanical tone and electrical air horn sirens. These can be mounted on dash boards and also be operated with a hand-held console easily. Then there are remote sirens that offer control and flexibility of usage. However, most sirens today are either made or used along with flashing LED light bars which are visible from great distances. Be it a highway patrol car, an ambulance or a fire truck, this powerful lighting is a great help since roads are more filled with traffic than ever before. Some advanced models even come with hands-free tone control where the volume and pitch can be changed by the drivers themselves, even when the vehicle is in motion. These are also equipped with an instant switch-on facility that saves both time and hassle.

The Quality of Sound MattersIf you are on the lookout for emergency vehicle sirens then make sure that you check the quality of the speaker used. High quality speakers with reliable and compact amplifiers will offer maximum functionality. Easy to understand amplifier connections and simple terminal block wiring makes them desirable products for all kinds of emergency vehicles. The amplifiers output can be easily controlled as per current ambient noises to get desired results. So if there is a lot of noise one can even enhance these with 100W speakers to increase the volume. They are often combined with video camera systems and have light controlling abilities to offer a comprehensive performance all the way through. They are sleek and compact, serviceable and easy to maintain, as well. The best thing is that they are lightweight and easily portable despite their rugged looks and robust nature. The design includes water and shock proof casing, and can be hand-held or mounted. Some emergency vehicle sirens are specially designed to fit motorbikes, as well.

byAlma Abell

Homes are full of technological wonders these days. Some may span across the decades but many people are always updating or revamping their electronics. If you have a sound system of any type, you may become frustrated for several reasons. While many items of your home entertainment system feature several audio connections, this is not always true of the amplifiers that provide the sound. It is also is true of surround sound processors. They may have only one input. Instead of constantly manually removing and replacing cords and cables from one item to another, you can consider purchasing switchers. Depending upon your home theatre system, digital audio switchers may be the best way to go.

Variations on a Theme

When it comes to switchers, you generally find several different types available on the market. These include:

• Single Function – Some Audi/Video (AV) switchers handle only video.

• Duo Function – Some AV switchers are able to carry out both audio and video functions on each channel. This may be stereo analog audio, optical or digital. Digital audio switchers are good at what they do – transferring the digital audio signal.

• DVI Switchers – These can handle be considered Digital audio switchers although they also are apt at handling an Analog signal

• HDMI Switchers also able to switch analog or Digital Audio as the case may be. They may also be able to handle other signals.

When it comes to digital audio switchers, it could be coaxial (Coax) and/or optical.

What do Digital Audio Switchers actually do?

Essentially, what any switcher does is allow access to multiple devices. Digital audio switchers allow you to access several digital audio devices. The number varies from switcher to switcher. Some can switch the signals between eight sources and displays. They must all have, of course, compatible inputs in order for it to work. It is also essential you make sure the cables employed as connectors are compatible. Often the connective cable is coaxial because it is cheap and easily available but this is not necessarily the way you need to go. Fiber optic cords are also acceptable and provide a better alternative.

Finding your Way

The variety of digital audio switchers present on the market should give you pause. It is always best not to purchase something cheap because it is the least expensive. It may turn out to be cheap in more ways than one. The same applies to spending copious money on the most expensive digital audio switchers available. These, like the cheap ones, may not be worth what you paid.

Take your time and talk to someone who knows not only about digital audio switchers but is also knowledgeable about your system. By getting educated in the dos-and-don’ts of digital audio switchers and your entertainment system, you are more likely to obtain the best possible switcher for your system at the best possible price. For more information, visit Datacomm Cables Inc.

Looking for the right Digital Audio Switchers? Why not go online to at. We can provide you with a broad selection of switchers, cables and other related cords and devices along with friendly and expert advice.