No you can just replace rear speakers.
You need an amplifier for any speakers if they are to function.
You should get a amplifier if you want good sound quality out of your speakers.
you need to choose speakers according to the power supply of amplifier, so that the amplifier can wrok. Besides, to create good sound effect, you need to take your room area into consideration, if the room is small, amplifier and speakers with high power is not necessary. You can visit website of Unify company, they have many packages for amplifier and speakers, hope it can help somehow.
If you use a lower rated amplifier than your speakers, your speakers won't be able to be as loud but won't suffer any damage.
The receiver is the amplifier for all the speakers, except usually the sub, which is most common with its own amplifier.
If you have a DVD player and just the speakers, no. You will need a system with an amplifier. Some of the Onida systems include this. Connect the digital audio output of the DVD player to the amplifier.
You DO NOT need an amplifier for a dj setup. Some speakers now come with a built in amp, known as a "POWERED SPEAKER".
You need to connect the DVD player and speakers to an amplifier.
Maybe. If you need to drive passive speakers, you will need an amplifier. If you have powered speakers, you might not be able to control the volume of the signal.
No matter what musical genre you like the best, a stereo system can help to enhance your listening experience. From speakers to amplifiers, stereo systems come in various forms, and it is important to understand the components involved when searching for a stereo system to purchase. While the size of the speakers on a stereo system is important, matching those speakers to the correct amplifier is just as important. Furthermore, bigger is not always better. As sound engineering technology has continued to improve, manufacturers of audio equipment are finding ways to deliver deep, rich sound in a smaller, more compact set of speakers. In the past, one would need to purchase very large speakers that would be housed inside of a cabinet in order to achieve these results. However, today, this is simply not the case. When looking for speakers for a stereo system, it is important to know the wattage they can handle. This will help you to decide which amplifier you will need to use in conjunction with them. Speakers can range in size from a few inches to a few feet in size, so understanding your space requirements is important as well. If you are purchasing speakers for a stereo system for your car, you will need to find the smallest speakers with the largest wattage rating to get the most for your money. If you are purchasing speakers for a stereo system for your home, you may have a little bit more room to pick and choose. In terms of purchasing an amplifier, again, it pays to know how it will correspond to your speakers. If the amplifier has a wattage rating higher than what the speakers can handle, you may risk doing damage to the speakers, the amplifier, or both. You may want to consider asking an expert before purchasing a stereo system to ensure that all of the components will work well together. Finally, consider your power source. If the amplifier will be installed in a car, you may need to purchase a separate battery to power it. However, if the amplifier and speakers are being placed in your home, ensure that your power outlet can handle them before plugging anything in.
No. Each system incorporates an amplifier and surround sound decoder along with the speakers. The LG system has a DVD player integrated in to the system.
The amplifier for the sound system is in the trunk on the right hand side of the car attached the the vertical panel on the trunk side of the rear seat. On most sound system options, this amplifier has a pre-amp required for the factory radio. If you are installing an aftermarket radio, you will need a bypass plug to eliminate the on board amplifier yet utilize the existing wiring and speakers.