Question about using more than one amp

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Okay, I'm a newbie when it comes to speakers and that kinda stuff. As
of a few days ago I had a fully working Logitech X-540 speaker system
for my computer. Not the loudest in the dorm, but able to contend with
them. Then my subwoofer went out. Logitech, being the great company
that they are offered me a full replacement if I sent them the wired
control module (set won't work without it).

So.
I have a fully fuctioning new set in the mail, destined to arive
sometime soon, and the old set with 5 fully functioning speakers (5 of
6, minus sub). I'm going to buy spliters so I can hook both sets up
(10 satellites, 1 sub). The problem is power consumption. I know from
my digital electronics class that a system pulling nearly double it's
recommened power isn't good.

The subwoofer doubles as the amp/hub of the system so I don't think
it's replacable. Is there a way I can suplement it with another 120
watt amp? Or should I buy an amp that can handle both systems and a
new sub (because the sub doesn't have an output)?

Sorry if this is in the wrong forum, fill free to move it. I didn't know where it went. There were a bunch of amp forums and I have no idea which it should have went into.

Malfist
 
Hi,
I don't know your Logitech system, but it seems you have a 5.1 surround system.

This means there are 6amplifiers in there.

To use 10sats wired up to 5channels of amplifiers will change the impedance of the load and could damage the amplifiers.
Just buying one extra amplifier will never solve this problem.
 
You could series two on each channel to double ohms, but output will be less. More speakers is not always better in audio. You could look for a 5ch amp/main unit for a 5.1 on ebay, used. I have a 5.1 home amp I got for $40 or so and repaired, but you take risk you can't fix it. I have to come up with a center speaker and powered sub now. There are often little 5.1 systems missing speakers on there, but you will have to hunt for a deal.
 
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