研制一套以单片机PIC16C54为核心的专业音频功率放大器控制系统。
The control system of professional audio power amplifier is developed , centered around MCU controller PIC16C54.
文中给出了一个阻容并联负载匹配网络和一个微波单片集成电路FET放大器匹配网络的设计实例。
Two design examples, the matching networks for the load with a resistance and a capacitance in parallel and for a MMIC FET amplifier are presented to illustrate the applications of this technique.
设计了与CMOS工艺兼容的光电单片接收机电路，其中包括光电探测器、前置放大器和主放大器。
Circuits of CMOS-process-compatible monolithic photoreceivers are designed. The circuits include photodetector, pre-amplifier and main amplifier.
在需要回放时，再由单片机控制提取RAM中的数据，通过D/A转换器将数字信号转换为模拟信号，通过功率放大器将语音信号还原后回放出来。
When this system needs to playback, data is gotten from RAM, and it transforms into the analog signal through the D/A switch. Moreover through the power amplifier, the voice signal can be recovered.
仪器中设计了大电流低频交流恒流源，高灵敏度前置放大器，并用单片机软件代替了大量电子线路的功能。
We designed a large current AC constant current source of low frequency, and an electronic preamplifier with high sensitivity for the use of the instrument.
介绍了由数控电位器、仪表放大器以及单片机构成的激光焊监测系统信号处理电路的工作原理及实用电路。
The principle and circuit of monitoring system in laser welding are introduced in this article, which consist of numeric control potentiometer, instrumentation amplifier and SCP for data processing.
本文介绍了单片机控制的PW M直流功率放大器的结构形式、硬件电路以及软件设计。
This paper introduces the structure, hardware circuit and software design of PWM DC power amplifier controlled by microcomputer.
选择适合的压力、扭力传感器，开发单片机控制电路、小信号放大器，应用PC机并配合多功能数据采集卡完成数据采集与处理。
Select the appropriate pressure and torque sensors, develop SCM control circuit and small-signal amplifier, do data acquisition and Processing by PC and multifunctional data acquisition card.
本文介绍了一种由8031单片机系统控制的程控的放大器的基本原理和硬件与软件设计思想。
This article introduces the basic principle of the programme control amplifier controlled by 8031 single chip microcomputer and the design thought of the system hardware and software.
的HA- 5002是一款单片，宽带，高转换率，高输出电流，缓冲放大器。
The HA-5002 is a monolithic, wideband, high slew rate, high output current, buffer amplifier.
该视频对数放大器是在自制单片ic基础上混合集成，单片IC采用PN结隔离双极工艺制作。
This video log amplifier is based on a monolithic IC, which is fabricated using PN junction isolation bipolar process by SISC, and all peripheral devices are integrated using hybrid IC process.
本文简要概述了单片仪器放大器AD620的结构原理及其性能特点和主要关系曲线，并给出了一些典型应用。
This paper introduces the principles of IN AMP chip AD620, and the feature parameters and main characterial curves, it also presents some typical application circuits.
用热敏电阻器作温度传感器，87C51单片机作主控微机，加上放大器、模数转换器等组成主要硬件系统。
The main hardware is composed of thermal resistor as temperature sensor, 87C51 single chip processor, as main control computer, together with amplifier and A/D transfer.
本文介绍单片机在运算放大器测试系统中的应用。
This paper introduces the application of single chip microprocessor in the operational amplifier (op) measuring system.
放大器采用片内集成的螺旋电感实现低噪声和单片集成。
The on-chip spiral inductors were utilized for the low noise performance and monolithic integration.
该装置主要由单片机系统、功率放大器、扬声器系统三部分组成。
The device was composed of microcontroller system, power amplifier and speaker system.
介绍了如何克服单片机数据检测系统中放大器的增益漂移、温度漂移对测量精度的影响。
This paper introduces how to prevent the deflection of gain and temperature in an amplifier from influencing the measurement accuracy of chip micro computer data detection system.
针对磁放大器式电源埋弧自动焊机设计了单片机控制系统。
A control system based on single chip microprocessor is designed for submerged arc welder with magnetrol power source.
介绍了一种在单片机的控制下能实现对放大倍数进行自动调整，且输出结果在选定的范围之内变化的串行程控放大器。
It can automatically change its amplification with the control of a single chip computer so that the output can vary within proper limits.
本文提出一种单片机控制的自校准放大器，并举例说明它的应用。
A type of automatic calibrating amplifier controlled by single-chip microcomputer is presented in this paper and its application is shown by an example.
一种性能优异的全单片宽带低噪声反馈放大器已研制成功。
A microwave monolithic fully integrated broadband low noise feedback amplifier with high performances is developed and fabricated on 3" GaAs wafers successfully."
提出一种自动量程切换电压测量系统的设计方法，该系统基于程控增益放大器器件，使用单片机控制其增益实现量程的自动切换。
It presents a system of voltage measurement with self-scale, based on the program control amplifier controlled by the single chip computer.
提出一种用于提取神经电信号的新型单片集成CMOS前置放大器。
A monolithic integrated CMOS preamplifier is presented for neural recording applications.
此装置采用单片机控制光学变密度盘，浮点放大器技术。
It is applied that optic variable density disk which controlled by microcomputer and floating point amplifier technology in this device.
然后经过一级可变增益放大器，在经过A/D变换，通过单片机串口将数字数据传输到ARM主控制板内进行处理。
Then after a variable gain amplifier, After A / D conversion and through the microcontroller serial digital data to the ARM within the main control panel for processing.
介绍了以8031单片机为控制核心，由传感器、放大器、微型打印机及数据采集自动启动电路构成的阻力测量系统。
This Paper introduces a drag measurement system, which consists of transducer, ampli-filer, micro-printer and automatic running circuit of data collection. The core of system is single-chip 8031.
基于对心电图原理及其诊断技术的理解，设计了由前置放大器、滤波器和单片机内嵌的AD转换器组成的输入通道。
With the understanding of the principles and diagnostic technique of electrocardiograph, the input channel is constructed with preamplifier, filters and the ADC of the microcontroller.
以单片机MSP430F 449为控制核心，设计了一个5V单电源供电的低噪声宽带放大器。
Using microcontroller MSP430F449 as the operation core, a low noise wideband amplifier provided with 5v single power supply is designed.
采用选择区域生长、量子阱混杂和非对称双波导技术制作了电吸收调制器与半导体光放大器和双波导模斑转换器的单片集成器件。
On the basis of the study of the single circular groove guide and symmetric double circular groove guide, a new structure, asymmetric double circular groove guide, has been put forward.
采用选择区域生长、量子阱混杂和非对称双波导技术制作了电吸收调制器与半导体光放大器和双波导模斑转换器的单片集成器件。
On the basis of the study of the single circular groove guide and symmetric double circular groove guide, a new structure, asymmetric double circular groove guide, has been put forward.
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