amplifier

noun

1. 放大器；扩音器；扬声器
   an electrical device or piece of equipment that makes sounds or radio signals louder
   1. a 25 watt amplifier
      一台25瓦扩音器

1. 扩音器；扬声器；喇叭
   An amplifier is an electronic device in a radio or stereo system which causes sounds or signals to get louder.

1. Purpose: audio frequency low power amplifier, driver stage amplifier, switching applications.
   用途：用于音频小功率放大，激励级放大及开关电路。
2. Two types of power amplifier for measuring speaker impedance curve were analysed.
   摘要分析了2种应用于测量扬声器阻抗曲线的功率放大器。
3. This is my way to do variable amplifier, signal amplification, and hope to help everyone.
   这是我做的可变程放大器，放大信号用，希望对大家有帮助。
4. The power drive circuit is the joint link between the control circuit and the power amplifier.
   功率驱动电路是控制电路和功率放大器的联接纽带。
5. You do not need to calibrate the Voltage Sensor or Power Amplifier.
   你无需校准电压传感器和功率放大器。
6. So it has been paid more and more attention in the research and design of microwave power amplifier.
   因而，对微波功率放大器的研究和设计也越来越受关注。
7. This knowledge may motivate you to insert a low-noise amplifier between the external reference and the ADC.
   这个认识也许引发了在外部基准电压和ADC之间插入低噪声放大器的设计。
8. The complementary symmetry circuit composed by two Class-D amplifiers can extremely restrain output ripple of only one Class-D amplifier.
   用两个相同的D类放大器构成的对称互补电路能极大地抑制D类放大器的输出纹波并提高D类放大器的效率。
9. The gain of this operational amplifier is voltage controlled and can be adjusted by voltage variation through P2.
   这种运算放大器的增益电压控制，并可以通过P2电压变化调整。
10. Sampling frequency and time constant of phase-locked amplifier were increased by using microcomputer.
    采用计算机采样，提高了采样频率和锁相放大器的时间常数。
11. Summing amplifier with 4 inputs and 1 output.
    具有4个输入和1个输出的加法放大器。
12. Input to the inverting oscillator amplifier and input to the internal clock operating circuit.
    反向振荡放大器和内部时钟工作电路的输入。
13. This paper introduces design of the circuit which uses a class-D amplifier to converse and enlarge the audio signal.
    介绍了采用D类放大器来完成音频信号变换与放大的电路设计。
14. The hydraulic amplifier is the hydraulic control system based on the theory of hydraulic drive and automatic control.
    液压放大器，是在液压传动和自动控制理论基础上，建立起来的一种液压控制系统。
15. For the tunnel diode parallel amplifier, quiescent operation point, circuit specification and offset voltage are studied.
    介绍了隧道二极管的特性，研究了隧道二极管并联放大器的静态特性，主要性能指标和偏置要求。
16. The output of Amplifier has a filter, which can inhibit the out-off-band harmonic waves and unwanted emission component.
    放大器的输出接有滤波器，可有效抑制带外谐波和无用发射分量。
17. This makes this amplifier ideal for today's high speed video and monitor applications.
    这使得这个当今高速视频和监控应用的理想放大器。
18. The transistor is an amplifier.
    晶体管是一个放大器。
19. FPGA logic controller is used in the class-D amplifier to control the PWM H whole bridge power amplification circuit.
    类放大器采用了改进的方案，即用FPGA作为逻辑控制器实现对PWMH全桥功率放大电路的控制。
20. And then the paper introduces the design of power amplifier and DC regulated power supply.
    论文重点介绍了功率放大器和直流稳压电源的设计。
21. An S-band broadband low noise amplifier ( LNA) design is introduced.
    设计了一个S频段宽带低噪声放大器。
22. S-band mini microstrip low noise amplifier ( LNA) is designed and discussed.
    对具有极低噪声系数的超小型微带放大器进行了设计和讨论。
23. VHF-band ultra-wideband, high-power amplifier circuit was described in this article.
    本文介绍了一款VHF波段超宽带、大功率放大器电路。
24. Integrator ( Amplifier), 4 inputs and 1 output shown.
    显示了4个输入和1个输出的积分器（放大器）。
25. The design of C band GaAs MMIC low noise amplifier was described.
    主要介绍了C波段低噪声单片放大器的设计方法和电路设计指标。
26. This OAP is constructed by three parts: a folded-cascode amplifier, a biasing circuit and a CMFB circuit.
    该运算放大器主要由三个折叠式共源共栅结构的运放、一个偏置电路和一个共模反馈电路组成。
27. A master oscillator power amplifier ( MOPA) structured pulsed fiber laser is reported.
    报道了一台主振荡功率放大（MOPA）结构的单频脉冲光纤激光器。
28. An analog predistortion power amplifier used in WCDMA repeater is developed.
    研究了应用于WCDMA直放站中的基于模拟预失真技术的功率放大器。
29. This reduces gain but widens the amplifier's passband.
    这方法降低了增益，但加宽了放大器的通频带。
30. The technical development of the preamp circuit, signal processor, power amplifier and loudspeaker driver are described below.
    阐述了前置放大器电路、信号处理器、功率放大器、扬声器驱动器的技术发展。

noun

1. electronic equipment that increases strength of signals passing through it