The receiver is at the heart of a typical home theater system. The receiver sends the video on to your television and sends the audio to the decoder. The decoder sorts out the different sound channels from the video signal, and then sends the information to amplifiers for each sound-channel output.

What is a AV receiver used for?

Put simply, a receiver has two main functions: firstly, it amplifies the sound so it can be fed to your speakers, and secondly, it allows you to select the audio and video you wish to watch. You can use it to switch from a DVD to free-to-air TV, for example, with the touch of a single button.

How do receivers work?

The receiver uses electronic filters to separate the desired radio frequency signal from all the other signals picked up by the antenna, an electronic amplifier to increase the power of the signal for further processing, and finally recovers the desired information through demodulation.

How does AV receiver connect to TV?

Connect a Coaxial Digital Cable, Optical Digital Cable, or Audio cable to the Audio Output jack on your TV. Connect the other end of the cable to the corresponding jacks on the A/V receiver or home theater system. Depending on your device, the audio input may be labeled TV INPUT or VIDEO INPUT.

Do receivers need speakers?

Simply put, you need an A/V receiver--also commonly referred to as a home theater receiver--to enjoy movie soundtracks in all their glory. A/V receivers offer at least five channels of audio amplification, enough to power two front speakers, two rear speakers, and a center speaker.

How do I connect two AV receivers?

How to Hook Up Two Audio Receivers TogetherPlug one of the audio receivers into the wall and locate the output on the device. Plug the other receiver into the wall and locate its input. Plug the RCA cable into the output on the first device and into the input on the other one.

Is it bad to leave AV Receiver on?

Leaving the AV receiver and amp on will not cause damage. Most are set up to use minimal power while on and are safe to put into standby mode. It is often seen as good practice to turn the system and components off between uses. It will not harm your system if it is left on, though.