In audio, a very low frequency oscillation often resulting from a positive feedback path in an amplifier system.
在音响设备中出现的振荡频率极低的低频振荡，常因放大系统的正反馈回路引起。
The detailed analysis of the methods to prevent spurious oscillations in an amplifier for some actual applications is finished by combining PIC simulations consideration.
本文还结合PIC模拟计算，比较详细地分析了工程上抑制放大器中杂模振荡的方法，对实际工程应用具有一定的参考意义。
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.
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。
In an amplifier, a DVD, or a CD player, the sound signal consists of electrons, which are processed and moved quickly and precisely between the components with almost no loss of important information.
在扩音器内部，DVD或CD播放机，声音信号组成电子场，在元素之间快速正确的移动前进，不会漏掉重要的资讯。
The broadband amplifier is an important type of amplifiers using in modern communication systems.
宽带放大器是现代通信系统中的一种重要的放大器类型。
Think about buying an aerial with a built-in signal amplifier, especially if the television set is more than 20 feet (six metres) away.
特别是如果电视机与天线距离超过超过20英寸(6米)，就得考虑买一个内置信号放大器的天线。
There's even a program that lets you plug in your electric guitar and have the iPhone replicate an amplifier.
甚至有一款软件能让iPhone连上电吉他从而替代扩音器。
The electrical signal is amplified electronically, with an increase in signal power occurring at the expense of the input AC power to the amplifier.
电信号被用电子的方法放大，即利用输入放大器的交流电能将信号的功率放大。
The paper presents an efficient digital adaptive method compensating for nonlinear distortions caused by a high-power amplifier (HPA) in orthogonal frequency division multiplexing(OFDM) system.
本文提出了一种用于正交频分复用（OFDM）系统中由大功率放大器引起的非线性失真的有效的数字自适应补偿方法。
Using the characteristic of integrated operational amplifier, an electric bridge circuit sensor without nonlinear error in its output voltage is designed.
利用集成运算放大器的特点，设计了输出电压无非线性误差的电桥电路传感器。
Semiconductor optical amplifier (SOA) is an important device in future all-optical communications due to its small volume, low cost and easy integration with other optoelectronic devices, etc.
半导体光放大器（SOA）由于体积小、成本低、易与其他光电器件集成，在未来的全光通信系统中将发挥重要的作用。
This paper presents a detailed discussion of the method for measuring low frequency noise in operational amplifier devices as well as an analysis of some key problems in the measuring process.
本文中详细给出了运放器件低频噪声的测试方法并对测试过程中的若干关键问题进行了深入剖析。
The isolating amplifier using widely in the communication, industry devices, medical instruments, power and survey equipments is an important part determining the trustworthy of the system.
隔离放大器是一种重要的放大器，在通信、工业设备、医疗器械、电源及测试装置等仪器中使用广泛，它关系到系统是否能可靠运行。
Buffer amplifier An amplifier, usually in a gain of 1 or 2, used to drive a heavy capacitive or resistive load.
缓冲器放大器一种放大器，通常可以放大1到2倍，用于驱动大容量或大阻抗负载。
Negative feedback occurs when a portion of the output signal of an amplifier is fed back and subtracted from the input signal, causing a reduction in the effective input signal.
所谓负反馈是指输出信号的一部分被送回输入端，与输入信号相减，从而削弱了有效输入信号。
We identified a synaptic amplifier at the origin of an ascending pain pathway that is switched-on by low-level activity in nociceptive nerve fibers.
研究人员说，突触的变化放大了疼痛信号，潜在地增加了一个人对疼痛的敏感性。
An amplifier system for neural electrode is designed and used in the monitoring of the brain neural region during surgery process.
设计了一种神经电极放大器系统，用于在手术中对于病患某一神经区域进行监测。
A Simple error analysis method for an operational amplifier is presented in this paper.
本文给出运算放大器误差分析的一种统一的简易方法。
In various embodiments of the invention, a memory device includes at least one sense amplifier with an asymmetrical configuration.
在本发明的各实施例中，一种存储装置包含呈不对称配置的至少一个检测放大器。
Optical amplifier technology is an indispensably key technology in a new generation of optical fiber communication system.
光放大器技术是新一代光纤通信系统中一项必不可少的关键技术。
Created by German designer Michael Schoner studio NL Architects, this bench "Boombench" has an amplifier and several speakers in order to play music transmitted via Bluetooth from a mobile phone.
这是一个来自德国的设计，这个长椅有一个扩音器和几个扬声器喇叭，它里面内置了蓝牙，你可以通过手机的蓝牙和它进行连接，进行音乐的播放。
An output buffer amplifier with compact structure used in detection circuit of micro sensor is presented.
设计了一种主要用于微传感器读出电路的输出缓冲放大器。
The driving amplifier enlarges signal to reach an adaptive level in order to drive the power amplifier. The enlarged signal is delivered to a filter and transmitted through an antenna.
驱动放大器放大信号到一个可以接受的输入量级以驱动功率放大器，放大后的射频信号被传送到天线分离滤波器进行滤波，最后通过天线发射出去。
By narrowing the bandwidth of the signal and amplifying it by a lock-in amplifier, the fluctuating components of the signal can be shown on an oscillograph with lock-in amplifier.
锁相放大技术对被测信号进行窄带放大，锁相放大器结合示波器输出了被测信号的周期变化部分，实现了光热法测量中微弱信号的测量。
An efficient analysis method for the switching-mode tuned power amplifier is presented in this paper.
本文给出一种分析开关调谐功率放大器的有效方法。
An improved current-controlled tristate switching power amplifier based on sample-hold strategy is proposed in this paper.
提出一种改进的基于采样-保持策略的电流三态调制开关功放。
An improved current-controlled tristate switching power amplifier based on sample-hold strategy is proposed in this paper.
提出一种改进的基于采样-保持策略的电流三态调制开关功放。
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