Audio power amplifier with small degree of distortion
An audio power and amplifier technology, applied in the field of audio power amplifiers, can solve the problems of large hum and noise, high heat generation, and high distortion, and achieve the effects of low hum and noise, less heat generation, and low distortion
Inactive Publication Date: 2015-05-06
CHENGDU LONGTENG ZHONGYUAN INFORMATION TECHCO
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Problems solved by technology
[0002] With the continuous improvement of transistor triode manufacturing technology and the application of new technologies, various practicability indicators and reliability indicators have been greatly improved, and are constantly moving towards greater output power, smaller volume, and lighter weight. With the development of more functions and intelligence, audio power amplifiers are also developing rapidly. Today's audio power amplifiers have large hum and noise during use, more heat, and higher distortion. adapt to social development
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[0010] The present invention will be further described below in conjunction with accompanying drawing:
[0011] Such as figure 1 As shown, the present invention includes a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a seventh resistor R7, an eighth resistor R8, and a ninth resistor R9 , the tenth resistor R10, the eleventh resistor R11, the twelfth resistor R12, the thirteenth resistor R13, the fourteenth resistor R14, the fifteenth resistor R15, the sixteenth resistor R16, the seventeenth resistor R17, the first Capacitor C1, second capacitor C2, third capacitor C3, fourth capacitor C4, fifth capacitor C5, sixth capacitor C6, seventh capacitor C7, eighth capacitor C8, ninth capacitor C9, first transistor Q1, The second triode Q2, the third triode Q3, the fourth triode Q4, the fifth triode Q5, the sixth triode Q6, the direct current power supply DC and the speaker BL, and the first end of the fi...
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The invention discloses an audio power amplifier with a small degree of distortion. The audio power amplifier comprises a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a twelfth resistor, a thirteenth resistor, a fourteenth resistor, a fifteenth resistor, a sixteenth resistor, a seventeenth resistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a ninth capacitor, a first triode, a second triode, a third triode, a fourth triode, a fifth triode, a sixth triode, a DC power supply and a speaker. The audio power amplifier with the small degree of distortion has the advantages that the input end has very small hum and noise as well as less calorific value within a rated continuous power range under short circuit or open circuit, and the degree of distortion is smaller in a process for signal processing, so that the popularization and promotion value is higher.
Description
technical field [0001] The invention relates to an amplifier, in particular to an audio power amplifier with low distortion. Background technique [0002] With the continuous improvement of transistor triode manufacturing technology and the application of new technologies, various practical indicators and reliability indicators have been greatly improved, and are constantly moving towards greater output power, smaller volume, and lighter weight. With the development of more functions and intelligence, audio power amplifiers are also developing rapidly. Today's audio power amplifiers have large hum and noise during use, more heat, and higher distortion. Adapt to the development of society. Contents of the invention [0003] The object of the present invention is to provide an audio power amplifier with low distortion in order to solve the above problems. [0004] The present invention achieves the above object through the following technical solutions: [0005] The prese...
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IPC IPC(8): H03F1/32H03F3/21
Inventor 樊勇龙宁
Owner CHENGDU LONGTENG ZHONGYUAN INFORMATION TECHCO