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Mono, bridged, bi-amp, tri-amp?

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seanstgermain
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Joined: 29 Sep 2005
Posts: 5
Location: Southern California
Mono, bridged, bi-amp, tri-amp?  Reply with quote  

Can someone explain these concepts to me and maybe an example of when you would use one and not the other Question
Post Thu Sep 29, 2005 4:59 pm
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wailingalleycat
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Joined: 07 Oct 2003
Posts: 694
Location: Jersey C.I (UK)
Amplifier Terminology  Reply with quote  

HI, welcome to audiocourses!

Firstly, you will generally find that it will say "Mono Bridged" on the back of an amp, as opposed to mono and bridged. With a stereo amplifier, i.e. two seperate channels, you can link the two channels together, you are bridging the two channels. so if you have an amp with 700 watts per side, you can link them so you have one 1400 watt channel, if you need to drive a heftier speaker.

Bi-amp: This is where you use a crossover to split the signal to an amplifier into two, you feed the high frequencies to one side of the amp, which drives the "tweeter" and the low frequencies to the other side of the amp to drive the "woofer" If you have a passive speaker that you drive with one amplifier, it will still have a crossover, but will split the high level signal (inside the speaker cabinet) from the amplifier using a "passive" crossover, i.e. does not need power to operate, hence the term "Passive speaker"

Tri-amp is the same, but the signal is split 3 times, high, middle and low frequencies which drives the tweeter, woofer and subwoofer.

hope that makes sense
-Paul
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Post Fri Sep 30, 2005 5:52 pm
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seanstgermain
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Joined: 29 Sep 2005
Posts: 5
Location: Southern California
 Reply with quote  

Thanks for clearing that up for me. You guys rock.
Post Sun Oct 02, 2005 8:28 pm
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wailingalleycat
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Joined: 07 Oct 2003
Posts: 694
Location: Jersey C.I (UK)
Amplifier Terminology  Reply with quote  

No problem, glad i could help Cool
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If In Doubt...Hit It With a Hammer, If Still In Doubt... Find a Bigger Hammer.
Post Mon Oct 03, 2005 12:45 pm
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