AV Sound System Installation

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Jan 172012
 

It isn’t hard to set up a sound system. All you have to do is have the right area and the right equipment to do it. Installing a sound system into your house or even your car is going to be easy if you just know a few simple tips.

When setting up your home theater surround system you will just need a television, a receiver, a DVD player, and if you would like you can even add in a VCR . There are many possibilities of installation but there are some easier than others.

Start with connecting your satellite, cable or antenna to the VCR and the television. You will be able to receive broadcast and cable signals as well as satellite signals separately from each other. Then you will just need to connect the audio and video outputs of your VCR and DVD to your receiver’s inputs. Then the receiver’s connections to the VCR should also be connected to the DVD.

This is going to allow your receiver to use the outputs associated with inputs labeled VCR. This will connect the outputs to the audio and video inputs of the VCR. You will also be able to record this way too. If you have a VCR and a DVD recorder connected to the receiver you can dub recordings between the two machines. Now, you will just need to connect the video outputs to the DVD player video input on the receiver. You can also connect the audio to your receiver. You have to use the DVD players digital audio connections that will give you play back options.

The TV monitor should then be connected to the receiver output and receiver inputs to the TV. You will be able to view the video image from the VCR or DVD player after it has already gone through the receiver. You will have to switch the input on the television to be able to see each one. Continue reading »

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AV Receiver – Heart Of Your Home Theater

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Dec 172011
 

Audio Video Receivers are the heart of any home theater systems. They are basically amplifiers that can amplify sound from various sources. Most AV receivers have multiple amplifiers for best results. They can take input from various sources such as Blue Ray devices, DVD players, gaming consoles such as Ps3, TV boxes etc. They can route the video you want to your TV and process, amplify and send the audio to your speakers.

Difference Between Stereo and AV receivers

Stereos can send sound output to only two channels namely left and right and sometimes to the sub-woofer. Audio video receivers, also known sometimes by the name of 5.1 receiver, can send the audio output to five or more speakers. More advanced receivers can do up to 9 speakers.

The main functions of AV receivers are briefly discussed below:

Decoders They are known to have ability to decode sound i.e. process the sound. For example, a they can receive a 2 channel sound but send it to 5 different channels to produce surround effect.

DSP effect They can also manipulate sound to produce different effects, such as equalization and field simulations such as “concert”, “hall” etc.

Video upconvertion This is usually called upconvertion or transcoding. They can convert videos from one format to the other. For example, a AV receiver can convert a 480 pixels video(480 lines per frame) to 720 pixels video(720 lines per frame and also change a component video to s-video. For people with incompatible devices, a AV receiver can be very beneficial.

Amplification Last but not the least, amplification. Audio video receivers amply different channels of sound that can be send to individual speakers. a 5.1 amplifier can send sound to a center speaker, left front and right front speaker, rear left and rear right speakers. All of these channels are amplified individually. High quality receiver offers very less distortion of sound offering as clear sound as possible. Thus while buying a receiver you should always consider its distortion level. Distortion less than.1% are really unnoticeable so try not to buy the ones with distortion level more than 0.1%. Louder the sound needed more amplification is needed, meaning more power is used by the amplifier. Continue reading »

 Posted by admin at 11:03 pm  Tagged with: , , , ,

AV Protection 2011 – A New Rogue Application That Can Easily Rip You Off

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Nov 172011
 

AV Protection 2011 is a computer infection that is categorized as a rogue antivirus program. The application uses fake security notifications and pop up ads that warn about various security notifications in order to trick computer user and make him purchase its fake application. If you click on any of these pop up ads and other type of messages, AV Protection 2011 will be installed to your computer.

Once inside, the program is run with each system reboot. Basically, you will see a scanner run on your machine which will be performed for a couple of minutes and later the program will claim that your computer is badly infected and even generate a list of infected files. Be careful and do not remove any of those files as you may harm your system. Moreover, you may even do not find these files on your computer at all as rogue programs tend to mimic files that in fact do not exist at all.

What the program will ask you to do after displaying these falsified scan results is it asks to purchase a license of AV Protection 2011 and register the program. According to the application, only a registered version of a program is able to finish system scan and remove detected threats. The truth is that it only wants to get money from you so it will do everything just to get the details of your credit card.

In addition, AV Protection 2011 doesn’t allow running most of your legitimate programs saying that the programs are infected or something similar to that. The real purpose of not allowing running your executables is to block your reputable security applications. This way, AV Protection 2011 is not removed from your system by any of your removal tools. It is not a problem of your antivirus, it is just the way these rogue programs are created. Continue reading »

 Posted by admin at 11:00 pm  Tagged with: , , , ,
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