6A type high-gain amplifier module and manufacturing method thereof
A manufacturing method and amplifier technology, applied to amplifiers, amplifiers with semiconductor devices/discharge tubes, printed circuits connected with non-printed electrical components, etc., can solve the problems of low output signal peak power, load open circuit damage, pulse top Reduce the size and other problems, and achieve the effect of simple circuit structure, convenient production and installation, and simple production method
Pending Publication Date: 2022-04-08
HUADONG PHOTOELECTRIC TECHN INST OF ANHUI PROVINCE
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Problems solved by technology
At present, the common problems of 6A power amplifiers are low precision, easy to be interfered by the external environment, high cost, small gain, low output signal peak power, load open circuit damage, large pulse top drop, output pulse signal front and back. Uncontrollable along time valid range
At the same time, there is no simple and efficient production method for the production of the 6A power amplifier in the prior art, and the production process is also very important for the power output and stability of the power amplifier.
Method used
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Embodiment Construction
[0053] The specific implementation manner of the present invention will be described in further detail below by describing the best embodiment with reference to the accompanying drawings.
[0054] The 6A high-gain amplifier module and its manufacturing method of the present invention have been tested and manufactured for many times, and the products produced by this manufacturing method have been tested and the whole machine is debugged, and all performance indicators can meet the requirements of the whole machine, and the manufacturing method is simple. , small investment, high reliability, suitable for small batch production. The specific plan is as follows:
[0055] Such as figure 1 As shown, it is the schematic diagram of the 6A high-gain amplifier module circuit of the application, and its circuit structure specifically includes: resistors R1~R38, power amplifier tubes U2, U4, U6, diodes U5, U8, U13, U14, D1, D2, D3 , Transistors U11, U12, U22, U23, isolator U7, potenti...
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The invention discloses a 6A-type high-gain amplifier module and a manufacturing method thereof, and the manufacturing method comprises the steps: 1, preparing a cavity, a circuit board, a pressing strip and a cover plate, and carrying out the processing of a structural part; 2, processing a high-gain amplifier circuit board; step 3, cleaning the printed board, removing the dirt removal layer and air-drying the printed board; 4, cleaning the cavity and the cover plate; step 5, welding the components on the printed board; step 6, cleaning the circuit board adhered with the component, removing the dirt layer and air-drying; step 7, welding a lead; 8, mounting a circuit board; step 9, assembling and welding an isolator, a power amplifier chip and a voltage stabilizing chip on the cavity; 10, an SMA connector, a DB9 connector and a pressing strip are assembled; 11, preliminarily debugging the 6A type high-gain amplifier; step 12, sealing a cover; and the cover plate is placed on the cavity and is fixed by screws. The amplifier is simple and high in gain, meets the 6A-type high-gain requirement, and is convenient and rapid to manufacture and install due to the simple circuit structure.
Description
technical field [0001] The invention relates to the field of power amplifiers, in particular to a 6A high-gain amplifier module and a manufacturing method thereof. Background technique [0002] With the continuous development of modern electronic technology, integrated circuits are widely used in various electronic circuits. With the advancement of semiconductor technology in the past ten years, power amplifier circuits have also been rapidly developed and applied, and the requirements for power amplifiers are getting higher and higher. [0003] Type 6A power amplifier is one of the important components of ground radar, and it is widely used in military affairs, so its performance is required to be high. At present, the common problems of 6A power amplifiers are low precision, easy to be interfered by the external environment, high cost, small gain, low output signal peak power, load open circuit damage, large pulse top drop, output pulse signal front and back. The effecti...
Claims
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IPC IPC(8): H03F3/213H05K1/18H05K3/34
Inventor 刘光亮陈加伐陈富丽朱良凡周宗明
Owner HUADONG PHOTOELECTRIC TECHN INST OF ANHUI PROVINCE