A, B, D Amps: WHAT??
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Bronze Member Username: Bmage29IA USA Post Number: 17 Registered: May-06 | OK now I feel stupid. What is the deal with the letters. I have read some info about the types but it didn't make much since. A amp B amp AB amp D amp What do these mean?? |
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Silver Member Username: Van_manBoston, MA Post Number: 281 Registered: Mar-06 | http://www.bcae1.com/ Section 100 1.Class A amplifiers are very inefficient and produce lots of heat because there is a large amount of current flowing through the output transistors even with no audio signal. 2.Class B amplifiers are more efficient but will have a 'notch' distortion. 3.Class AB amplifiers are moderately efficient (depending on bias current) but notch distortion is eliminated by the idle (bias) current. 4.Class D amplifiers are very efficient but are generally used for non high fidelity or subwoofer applications. |
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Silver Member Username: RideredderCornell, IL USA Post Number: 338 Registered: Sep-05 | Someone correct me if I am wrong, but I think that class AB amps are multi-channel and class D amps are mono-channel. |
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Gold Member Username: Young_jamesCanada Post Number: 1488 Registered: Sep-05 | ^^nope......class A/B amps are mono too (1 channel). Work similarly to the class D amplifiers, but class D are more efficient. That means they use the most available power and stay the coolest in most cases. |
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Gold Member Username: Basshead86Google is your Friend, FL Post Number: 3395 Registered: Aug-05 | Class D amps dont need as much current draw to make a givine amount of power as a Class A/B amp with the same power. Class A/B amps produce cleaner power though  |
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Gold Member Username: Chaunb3400Huntsville, Alabama U.S. Post Number: 7014 Registered: Jul-05 | http://wickedcases.com/caraudio/amplifiers.html |
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Bronze Member Username: Bmage29IA USA Post Number: 19 Registered: May-06 | Thanks, there was an A/B amp Titan from Hifonics I was thinking of buying since my D brutus was fried. Thanks again. The info really helped |
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New member Username: AudiorickEDMONTON, ALBERTA CANADA Post Number: 1 Registered: May-06 | Have 900 watt/4 channel amp. What is best method for hooking up 2, 12" subs and factory speakers. Thanx in advance |
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