Purpose: Low frequency power amplifier.
用途： 用于低频放大。
The high frequency power amplifier outputs 40 Watts.
高频放大器输出功率40瓦。
Purpose: Audio frequency and high frequency power amplifier.
用途：用于音频、高频功率放大。
PNP epitaxial silicon transistor. Low frequency power amplifier.
PNP外延硅晶体管。低频功率放大器。
The problems in its application on audio frequency power amplifier and the main methods to solve them are pointed out.
分析了高频开关电源的特点及将其应用到音频功率放大器中所遇到的主要问题，以及解决这些问题的基本方法。
The outlook of high frequency switch power supply in application to high fidelity audio frequency power amplifier is indicated.
指出了高频开关电源在高保真音频功率放大器中广阔的应用前景。
As the rapid development of communication system in every area, the research and development of the radio frequency power amplifier has been progressing greatly.
随着军用、民用通信系统的迅猛发展，对功率放大器的研制也提出了更高甚至是全新的要求。
The design for high-power MOS tube as the core original pipe, using discrete components and integrated operational amplifier combines the low-frequency power amplifier design.
本计划以大功率管MOS管为核心原件，采用分立元件与集成运放相连合计划出的低频功率放大器。
Expounds the principle of audio frequency power amplifier is designed for manostat, preamplifier, volume control, power amplifier four parts digital power amplifier megaphone.
阐述了音频放大的原理，设计了以稳压电源、前置放大、音量调节、功率放大四部分组成的数字功率放大扩音器。
Based on the conventional Class-E resonant high-frequency power amplifier, a new control scheme used in Active-clamped Class-E inverter for ultra-high frequency induction heating is proposed.
以传统的E类高频功率放大电路为基础，提出了应用于高频感应加热电源的有源箝位E类逆变电源的一种新型控制方法。
And the power amplifier can realize accurately tracking and amplification for ac signals with frequency range up to 1000hz.
功率放大器可以实现交流信号的准确跟踪和放大，输出频率范围可达1000赫兹。
In intelligent peripheral subsystem, Radio Frequency Front Modules include linear power amplifier, low noise amplifier and detection control circuit.
智能天线子系统中，射频前端模块包括线性功率放大器，低噪放大器，检测控制电路。
The transceiver consists of a fully integrated frequency synthesizer, a power amplifier, a crystal oscillator and a modulator.
芯片内置频率合成器、功率放大器、晶体振荡器和调制器等功能模块。
Impedance, power and frequency are the three aspects of the core issues to resolve in the microwave power amplifier design process.
在微波功率放大器设计中所要解决的核心问题主要有以下三个方面：阻抗、功率和频率。
Stability problem in X-band solid-state power amplifier is rather evident than other lower frequency solid-state power amplifier.
X波段固态功率放大器相对于较低频段的固态功率放大器，其稳定性问题更加突出。
The high frequency power supply involves the oscillator, the impedance matching and the power amplifier.
高频信号源包括振荡电路，阻抗匹配电路和功率放大电路。
A new evaluation approach for the in-band nonlinear distortion, which is formed by the orthogonal frequency division multiplex (OFDM) signal passing through the high power amplifier, is presented.
提出了研究正交频分复用(OFDM)信号通过高功率放大器产生的带内非线性畸变的一种新方法。
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。
As a result, an AMPLIFIER of this type may have outstanding low frequency POWER supply rejection, but the negative supply rejection is fundamentally limited at high frequencies.
因此，此类放大器会有杰出的低频电源抑制，但负电源抑制在高频下相当有限。
A digital amplitude-frequency equalization power amplifier was presented.
设计实现了一个数字幅频均衡的功率放大器。
The high-speed digital frequency mixer made of medium-scale integrated circuits and the design of a high power transistor amplifier are also presented.
介绍了高速中规模集成数字频率合成器、晶体管高频大功率放大器的设计。
A helix antenna was presented together with low power RF amplifier, as the frequency fitted, the axial direction can obtain largest radio energy.
采用小尺寸低功耗的射频芯片结合实际环境设计出螺旋结构天线，选择合适的频率，天线在轴向方向得到最大的辐射能量。
High power operation of single-frequency Raman fiber amplifier (SF-FRA) is usually limited by the generating of stimulated Brillouin scattering (SBS).
高功率单频光纤拉曼放大器(SF -FRA)的输出功率往往会由于受激布里渊散射(SBS)的出现而受到限制。
During signal processing, choosing low noise, high-precision, low-power amplifier AD620 as a pre-amplifier, and high-and low-pass filter and the frequency notch filter removal of interfering signals.
在信号处理中选用具有低噪声、高精度、低功耗放大器ad620作为前置放大器，并以高、低通滤波器和工频陷波器清除干扰信号。
During signal processing, choosing low noise, high-precision, low-power amplifier AD620 as a pre-amplifier, and high-and low-pass filter and the frequency notch filter removal of interfering signals.
在信号处理中选用具有低噪声、高精度、低功耗放大器ad620作为前置放大器，并以高、低通滤波器和工频陷波器清除干扰信号。
应用推荐