Fundamental things to consider before purchasing a Home Theater
Having an audio home theater system at home guarantees you the total entertainment package. Brace yourself for a delightful experience, since home theaters are designed to bring about a sensation of a real cinema theater to your home. A home theater system comes in a package that comprises of an Audio/Video receiver, a DVD player with its up-scaling, Sub-woofer and a set of five to seven speakers depending on the package you choose to purchase.
The speakers have built in sound effects that bring out clear dialogue and sound tracks from the movie perfectly. The shopping process for an audio home theater system is also quite convenient. Unlike for other sound systems where you have to by components separately to give you the sound quality you desire, home theater systems come with the complete package of the sound system set guaranteed to produce extraordinary sound quality.
Player compatibility: Most home theater systems contain up-scaling DVD players whose function is to reformat and process DVDs from ordinary quality to high definition. If you prefer a system with a neater outlook, there are systems with players integrated inside the receiver available in stores.
Existence of a DVD player: Some home theater systems comprise of only a receiver and a set of identical speakers.
WiFi features: WiFi connectivity provides the ability for your home theater sound system to easily interface a connection with your computer’s hard disc and be able to access some media files in the hard disc and play them through the home theater system.
Provision of an iPod dock: Systems that have iPod docks allows a provision for you to interface an iPod device with the home theaters sound system.
Multi-room audio system or Wireless speakers: Home theater systems that come with stern channel wireless speakers eradicate having wires running all over the room. Some of these wireless systems have transmitters capable of sending signals from the main receiver to other wireless speakers that are compatible to the signals, in other rooms within the house.
A/V receiver: The role of the receiver is to control the video output displayed onto the television screen as well as the sound produced from all speakers. Basically, the receiver consists of a/v inputs required by the VCR or DVD player, a pre-amplifier, a surround system sound decoder and a power amplifier for the various sound channels and also the outputs for the speakers and the television.
The decoder is in charge of display of the pictures on the screen and sound production from the system speakers. The receiver functions by sending the video production to the device responsible for display and consequently the sound output is sent to the decoder. The decoder then separates the sound inputs according to their appropriate sound channels and distributes the various sound outputs to their correct speakers.
The speakers: The speakers contained in a home theater system are the distinguishing element between the home theater audio system and any other audio system. The speakers come in many designs and sizes. There are micro speakers which are either mounted on the wall or stand on designated locations within the room. The must have type of speakers in a home theater entail:
Left and right front speakers: These are the main pair of speakers in a home theater system responsible for producing first level sound. The speakers are preferably placed roughly 45 degrees on both sides of the TV set so that the audio waves can converge in the centre of the room.
Left and right rear satellite surround sound speakers: These speakers are crucial since they are the ones responsible for creating a theatric experience into the movie scene. The speakers are therefore preferably placed in both corners of the rear wall to bring out the feeling of being at an actual movie theater.
Subwoofer: The sub-woofer is in charge of emitting bass of low frequency. It also contributes greatly to adding a theatric feel.
Center channel speaker: The center channel speaker is responsible for emission of sound effects and the main dialog. It is the speaker that faces the audience directly the most appropriate position for it to be placed being below or above the television.
Factors to consider when looking for a home theater system
When looking for a home theater system, you should put into consideration the assortment of components of the home theater and the collection of the surround sound system of speakers available to choose from in stores. It can be a daunting task purchasing the home theater system that suits your desire. The following guideline will help you make a perfect decision while purchasing the system;
A Wide spectrum set of speakers: Choose a speaker system that comprises of the entire audible sound frequency range. This ensures that even the slightest sound effects are produced with an almost insignificant phase and moment in time alteration.
A Surround system sound format: The surround sound system ensures that your system produces proper sound. Make sure that the systems receiver is capable of splitting sound signals from every sort of audio formats like Dolby Digital and the Digital Theater System.
The Aspect ratio: Aspect ratio is the proportion of the image width with respect to image height. The system with a higher aspect ratio is a better choice.
Recording disc format compatibility: The DVD machine ought to be compatible with the various formats DVDs are recorded in. Recently, movies are increasingly recorded in DivX and MPEG-4 formats therefore it is important to make sure you get a system with a DVD player that is compatible to these formats.
Digital signal to Analog signal converter: The DAC is responsible for converting digital signals contained in a video to analog so that the pictures can be displayed on the screen. To achieve better quality signals, the DAC has to have a high bit range. Therefore choose a home theater with a DAC converter with a minimum of 24 bits.
Video Up-sampling feature: this feature is important for improving the video quality since it increases its signal bandwidth. The home theater system you choose should have a video up-sampling of a good rate.
The Impedance: Impedance is the total amount of resistance supplied by the conductor, to the general flow of discontinuous current through a particular circuit on a give frequency rate. Choose a system with lower impedance for more proficient supply of power.
Progressive scan technology: A home theater with progressive scan technology is the best choice to go for since it displays high quality pictures. The logic behind it is that the technology displays both even lines and odd lines together unlike previous technologies thus resulting to sharper picture quality.
Signal to Noise ratio: To achieve good sound quality, the signal to noise ratio should be high. It is advisable to select a system whose audio signals are higher than its noise output.
The decision making process
This guideline basically gives you a brief description of the apparatus included in the diverse home theater sets and the crucial features that your system should have. This helps you to make an informed decision on the package to choose that will satisfy your desire.
You should also make sure that you purchase your home theater from a reputable electronics brand to get good price and a genuine warranty.
You should also seek advice from an expert on the most appropriate system to suite your premises. Some systems also have some added extras like karaoke machine therefore consider these added feature if they suite your taste. With all this knowledge at hand you are sure of choosing a durable and suitable system that will provide you with the entertainment you anticipate.