What are powered speakers

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Guest

I have no sound but my computer says it needs powered speakers what are they?
 
mendenhall30 said:
I have no sound but my computer says it needs powered speakers what are
they?


They are external speakers you plug into the line-out jack. The
speakers require their own power source because the output from the
sound card/chip is too week (it is a line-out signal, not an amplified
signal). You'll have to buy some external speakers that are powered
(they plug into the wall outlet).
 
Nog said:
All computer speakers are powered externally.
This is completely wrong. Not all speakers are powered externally. There
are many speakers, generally sold for use with portable audio devices, that
require no power.

You computer requires speakers that have an amplifier built in. You can
tell if they are powered by determining if they plug into an electrical
outlet, or run off batteries.

If the speakers do not plug into an electrical outlet or run off batteries,
they are not powered.

Bobby
 
NoNoBadDog! said:
This is completely wrong. Not all speakers are powered externally. There
You are a ****ing moron.
are many speakers, generally sold for use with portable audio devices,
that require no power.

You computer requires speakers that have an amplifier built in. You can
tell if they are powered by determining if they plug into an electrical
outlet, or run off batteries.

If the speakers do not plug into an electrical outlet or run off
batteries, they are not powered.

Bobby
 
That's asking for it Nog! How are the speakers on a laptop powered? Sorry I
do know what you are trying to say. To get decent sound on external speakers
you need to power amplify the signal from the pc sound card, which is
essentially a pre-amp signal ie very weak. Some people will connect an
amplifier to their PC via the sound card and use their hi-fi speakers.
Dedicated computer external speakers will have an amplifier built inside the
case.

Chelsea
 
All computer speakers are powered externally.

My old Compaq I bought in 1999 didn't require externally powered speakers,
they were powered from the sound card. The new Compaq I have, however,
DOES require externally powered speakers, so, it depends on the computer
whether you need externally powered speakers or not.
 

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