Topic: Classes of Amplifier
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What Is a Class D Amplifier?
A Class-D amplifier is an electronic device that uses a transistor's switching mode in order to monitor the power flow. You can use a Class-D amplifier where high outputs are required. A Class-D amplifier contains a high efficiency of 100 p... Read More »
Source: http://www.ehow.com/about_5066298_class-amplifier.html
What is a class A amplifier?
Answer A class A amplifier is an amplifier where the bias current in all amplifier stages, including the power amplifier, always exceeds the maximum output current. This leads to a very high energy consumption (and cooling might become a pr... Read More »
Source: http://wiki.answers.com/Q/What_is_a_class_A_amplifier
What is a Class A audio amplifier?
In a class A amplifier, the active device (transistor) is biased so it always conducts some current, usually outputting about half the supply voltage under quiescent (no signal) conditions. The input signal causes the transistor to conduct ... Read More »
Source: http://wiki.answers.com/Q/What_is_a_Class_A_audio_amplifier
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Classes of Amplifier
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The world of electronics, with its technical terms and specifications, can be more than a little confusing for the novice. When you go shopping for stereo equipment, one of the terms that you're likely to see is amplifier class. The classes...
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Source: http://www.ehow.com/info_12010869_difference-between-class-class-...
( ′klas ′ē ′am·plə′fī·ər ) (electronics) A power amplifier that employs a single transistor driven to act as a switch, and an output filter selected to bring the drain voltage to zero at the instant the transistor is switched on.
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Source: http://www.answers.com/topic/class-e-amplifier
An amplifier with two active devices. The active components are biased so that each conducts for approximately 180 degrees of the input waveform cycle.
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Source: http://www.answers.com/topic/class-b-amplifier
( ′klas ¦ā¦bē ′am·plə′fī·ər ) (electronics) An amplifier in which the grid bias and alternating grid voltages are such that anode current in a specific tube flows for appreciably more than half but less than the entire electric cycle. A tra...
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Source: http://www.answers.com/topic/amplifier-classes
( ′klas ′sē ′am·plə′fī·ər ) (electronics) An amplifier in which the bias on the control element is appreciably greater than the cutoff valve, so that the output current in each device is zero when no alternating control signal is applied, a...
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Source: http://www.answers.com/topic/class-c-amplifier-electronics
( ′klas ′ef ′am·plə′fī·ər ) (electronics) A power amplifier that employs a single transistor and a multiple-resonance output circuit.
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Source: http://www.answers.com/topic/class-f-amplifier
