查询词典 power amplifier

The system is composed of MCU, A/D converter, D/A converter and power amplifier.

系统由单片机、 A/D 转换器、 D/A 转换器和功率放大器组成。

The French ambassador an ambiguous reply be full of ambition an ambitious man emergency ambulance amend a document an amiable smile amid warm applause among the crowd amount insured ample evidence power amplifier amplify the signal The story amuses me.

法国大使模棱两可的答复雄心勃勃有抱负的人急救车修改文件亲切的微笑在热烈的掌声中在人群中保险金额充足的证据功率放大器放大信号这个故事使我发笑。

This paper will introduce the design of power amplifier in detail.

本文详细介绍了功率放大器的设计。

With the rapid development of wireless communication, RF power amplifier plays the very important role.

随着无线通信技术的飞速发展，射频功率放大器起着越来越重要的作用。

Product application areas throughout: computers and peripherals, home appliances, sensor sanitary ware, instruments, toys, industrial automation, CD, VCD, DVD, MP3, VOD, Disman, TV, air-conditioning control panel, fan control panel, satellite receiver, Electronic watt-hour meter, hand dryers, power amplifier, audio, toys, printers, repetition, fax machines, cell phones, switching power supply, automatic test equipment and so on.

产品应用领域遍及：电脑及周边设备、家电产品、感应洁具、仪表、玩具、工业自动化、CD、VCD、DVD、MP3、VOD、Disman、TV、空调控制板、风扇控制板、卫星接收机、电子电度表、干手机、功放、音响、玩具、打印机、复读机、传真机、手机、开关电源、全自动检测设备等等。

The PWM chip SG3525 with stable performance is used to adjust regulators and MCU 51 is adopted to set the output voltage. The double-push-pull merle based on MOS structures is choused for power amplifier, which simplifies the driving circuit, improves power supply efficiency.

采用性能稳定常用的PWM芯片SG3525进行反馈调整稳压，并通过51单片机设定输出电压，功放电路采用MOS管搭建的双端推挽方式，简化了驱动电路，提高了电源效率。

The system consists of power supply circuit, circuit-level preamp, power amplifier circuit, output stage components.

该系统由电源电路、前置放大级电路、功率放大电路电路、输出级组成。

In this paper, a three-pass power supply is designed which driving piezoelectric micro displacement actuators and it can be controlled by programming. It is composed of the Arbitrary Waveform Generator , Power amplifier and manipulative software.

本论文研制了三路输出程序控制压电陶瓷高压功率电源，其由程序控制任意波形发生器、功率放大器及控制软件组成。

RF modules covering GSM, CDMA, TD-SCDMA, WCDMA, WLAN and Wimax wireless communications systems, active modules include power and frequency of the linear power amplifier, transceiver components, modules and integration of selected frequency modules, Passive radio frequency modules, including various types of filters, diplexers, a road, splitters and couplers; wireless network optimization campaign整机including PHS, GSM, CDMA, TD-SCDMA and WCDMA straight-machine, RF Rafah Yuan and indoor distribution systems, digital television, including digital TV mobile wireless transceiver modules, wireless transponders, digital mobile TV repeater, and so on.

射频模块涵盖了GSM、CDMA、TD-SCDMA、WCDMA、WLAN和Wimax等无线通信系统，有源模块包括各种功率和频率的线性功率放大器、收发组件、选频模块和一体化模块等，无源射频模块包括各类滤波器、双工器、合路器、功分器和耦合器等；无线网络优化系列整机包括PHS、GSM、CDMA、TD-SCDMA和WCDMA直放机、射频拉远和室内分布系统等；数字移动电视包括数字电视无线收发模块、无线转发器、数字移动电视直放站等。

Here, the large power voice circuit consisted of voice record/playback chip ISD1420, BTL power amplifier and loudspeaker. The single-chip computer received information from the main PLC and controled this part.

该环节利用语音存储/再生芯片ISD1420、BTL功率放大电路及扬声器构成大功率语音电路，由单片机根据主控PLC的命令进行发声控制。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。