Many practical amplifiers chain together a series of analog amplifier stages to obtain a high overall voltage gain.
许多实际的放大器将多个放大器级联起来，以获得较高的电压增益。
Finally, analyse and compare digital and analog amplifier power amplifier through experiment. Do some Specific analysis of the various characteristics of digital power amplifier.
最后，通过试验分析对比了数字功率放大器和模拟功率放大器，具体分析了数字功率放大器的各种特性。
The traditional power meter calibrating system usually has the shortcomings of low efficiency and large volume due to its standard voltage and current source rely on the analog amplifier.
传统的电力校表台由模拟功放向待校电表及标准表提供校表电流，造成系统效率低、体积大、重量重。
The temperature information acquisition unit based on C8051F330 is composed of processor, analog front-end operational amplifier, serial port communications and so on.
基于C8051F330的温度信息采集器，由处理器、模拟前端运算放大器和串口通讯等组成。
In the fifth semester, we learned fundamental knowledge of semiconductors, AC circuit amplifier, and the switching among logic circuit, analog circuit and digital circuit.
在第五学期我们学了半导体基础知识、交流放大电路、逻辑电路、模拟电路和数字电路的转换。
Based on the slope fault model, this paper presents a fault dictionary method for soft fault diagnosis of modular analog circuit based on closed-loop operational amplifier (CLOA).
基于斜率故障模型，提出了一种诊断模拟电路中基于闭环集成运算放大器的模块级软故障的字典法。
The analog input circuitry contains the analog multiplexer, the instrumentation amplifier, and the sample-and-hold circuitry.
模拟输入电路包含模拟多路复用器，仪表放大器，以及采样保持电路。
On the core of 80C196KC, the single-chip-computer is extended for program store, data store, I/O interface circuit and analog signals amplifier etc.
下位机以80C196KC为核心，外扩程序存储器、数据存储器、I/O接口电路和模拟信号放大器等电路。
In the part of analog circuit designing, the paper designed and developed amplifier and filter circuit.
模拟电路部分分别对放大和滤波进行了设计和开发。
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.
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。
The associated key technology of electron apparatus's front analog input circuit is deeply researched, including high frequency circuit theoretic and high speed amplifier.
本文还对仪器前端模拟输入通道所涉及的一些关键技术进行了深入研究，研究内容主要包括高频电路设计理论和高速放大器技术。
The routine controls and inspects the patch-clamp amplifier by employing the personal computer and data acquisition, and then evaluates the analog parameters using relative arithmetic.
利用计算机和参数控制与数据采集器对膜片钳放大器进行数字控制和参数检测，并采用最小二乘拟合等算法计算相关参数。
In the analog domain, the basis for the basic implementation of a two-position controller is an analog comparator or an open-loop operational amplifier.
在模拟域，双位置控制器的主要部分是模拟比较器或开环运算放大器。
The hardware of the system involves the EMG amplifier, the stimulator, the digital-analog converter, the analog-digital converter, the USB controller and the PC.
系统的硬件部分包括肌电放大器、刺激器、数-模转换部分、模-数转换部分、USB控制部分和PC机。
The difference between the real circuit and the design model due to the capacity mismatching, finite gain of amplifier and other analog mismatch can be simulated by MATLAB.
同时针对主要来自模拟电路的诸如实际电容的不精确匹配、放大器的有限增益等因素，通过MATLAB模型来详细分析这些模拟电路误差会对于电路性能产生的影响。
Familiar with all kinds of basic analog circuit design and analysis, such as amplifier, comparator, reference resource. Experience with ADC design would be a plus.
熟悉各种基本模拟集成电路设计与分析，比如放大器、比较器、参考源等。
The analog circuit consists of power-supply modular, signal pickup circuit, analog filter amplifier, gain control circuit, power ground lifting circuit and signal limit circuit of A/D channel.
模拟电路部分包括：电池电源供电模块、信号采集电路、模拟滤波和放大电路、增益调节电路、地电压抬升电路和A/D输入信号限制电路。
An improved scheme of full bridge PWM for Class-D audio power amplifier is described in the paper, and it is implemented in analog and digital way.
论述了音频D类功率放大器的全桥pwm改进方案，并用模拟与数字的方法实现。
Secondly, a current for it is developed, which consists of a bridge zero modulation current, signal amplifier and analog filter.
然后为其设计了信号放大、滤波和调零电路；
The analog part includes self-test circuit, charge amplifier, post-amplifier circuit, CDS and S/H circuit, integrator, unity gain buffer.
该电路的模拟部分包括电荷放大器、后级放大电器、相关双取样与采样保持电路、积分器、单位增益缓冲器。
This paper describes the design and analysis of a fully differential, gain-enhanced CMOS telescopic operational transconductance amplifier (OTA) used in a pipeline analog-to-digital converter (ADC).
提出了一种应用于流水线型模数转换器(adc)的增益提高型套筒式全差分跨导放大器(OTA)的设计与分析方法。
In this paper, a new kind of digital audio power amplifier on DDX is proposed and tested, which is UPA001 not only with a USB digital audio interface and but an analog audio interface.
设计了一款基于DDX功率驱动技术、既具有USB数字音频接口又具有模拟音频接口的数字音频功率放大器upa001。
Digital to analog converter, analog integrated filter, bandgap reference and high drive capability operational amplifier are indispensability basic circuit of communication system.
数模转换器、模拟集成滤波器、基准电压源和高驱动能力运放等电路是通信系统中不可缺少的基本电路。
The mathematical model of the digital power amplifier was established. Compare and analyse the digital power amplifier and the the analog power amplifier.
首先研究分析了功率放大器各个部分的工作原理，建立了针对磁悬浮轴承的功率放大器系统的数学模型。
A method of implementing digital lock in amplifier with DSP (digital signal processor) and sampling ADC (analog digital converter) is discussed.
探讨了用DSP(数字信号处理器)和采样adc(模数转换器)实现数字锁定放大器的一种方法。
Constitute a high-precision analog signal amplifier OP07 amplifier circuit.
高精密放大器OP07构成模拟信号放大电路。
Operational amplifier is widely used in all kinds of analog and mixed-signal circuit. There are many differences of focused performance because it is applied for differential circuit.
运算放大器广泛应用于各种模拟电路、数模混合电路中，而由于各自所用的目标电路不同侧重的指标也有差别。
To compensate for the waveform's dc-offset voltage, an amplifier buffers the 2.6V internal analog-ground reference and drives an output pin that serves as the LVDT's analog-ground return.
为补偿波形直流偏置电压，放大器对2.6V内部模拟地基准进行缓冲，并驱动用作LVDT模拟地回路的输出管脚。
To compensate for the waveform's dc-offset voltage, an amplifier buffers the 2.6V internal analog-ground reference and drives an output pin that serves as the LVDT's analog-ground return.
为补偿波形直流偏置电压，放大器对2.6V内部模拟地基准进行缓冲，并驱动用作LVDT模拟地回路的输出管脚。
应用推荐