查询词典 power amplifier

In experiments, pressure ratio and acoustic power have been enhanced by increasing heating power and the length of acoustic pressure amplifier.

在实验研究中，通过增加声压放大器长度和加热功率，提高压比和声功。

ABSTRACT: With the development of the times, digital electronictechnology has been popular in all of our lives, work, research,and all fields. This paper introduces a NC DC power supply, thepower consists of analogue power supply, display circuit, controlcircuit, digital-to-analog converter and circuit amplifier.

随着时代的发展，数字电子技术已经普及到我们生活，工作，科研，各个领域，本文将介绍一种数控稳压电源，本电源由模拟电源、显示电路、控制电路、数模转换电路、放大电路五部分组成。

The high output power that it has and admirable n precision make the user need not install the exterior amplifier that checks high power facilities, can reduce the uncertainty of the test to the smallest, thereby the error that as soon as possible discovers design process is medium.

它所具有的高输出功率和优良的电平精度使用户无需安装测试高功率设备的外部放大器，并能将测试的不确定性减至最小，从而及早发现设计过程中的错误。

The ratio of output power from an amplifier system, to the input power.

放大系统的输出功率与输入功率之比，增益通常用分贝表示。

Companies to adopt international advanced industrial automatic placement machine assembly technology, integrated circuit manufacturing equipment, production of various series of infrared photoelectric switch, proximity switches, inductive, high temperature, capacitive, Hall sensors, safety explosion-proof magnetic switches, Isolation amplifier type, permanent-magnet sensors, analog linear displacement, liquid level sensors, textile weft detection device, wire break detector, hot metal detectors, welding phase sensor, color code, fiber optic, security screens, ultrasonic sensors, gear , speed sensor, pressure, electrode-type coal-bit sensors, rotary encoder, two-way cord running series switch, counter relays, solid state relays, switching power supply, isolation transmitter, welding power rectifier, thyristor modules, etc.

公司采用国际先进工业自动贴片机装配技术，集成化电路制造设备，生产各种系列红外线光电开关，接近开关，电感式、耐高温、电容式、霍尔式传感器，安全防爆磁性开关，放大器分离型、永磁感应器、模拟量线性位移、液位传感器、纺织探纬器、断丝检测器，热金属检测器，电焊相传感器，色标、光纤、安全光幕、超声波传感器，齿轮、速度传感器，压力、电极式煤位传感器，旋转编码器，双向拉绳跑编开关，计数器继电器，固态继电器，开关电源，隔离变送器，焊机电源整流桥、晶闸管模块等产品。

Products for laptop, power supply, uninterruptible power systems, network facilities, servers, appliances, audio amplifier system, communications equipment, car refrigerator, car equipment, instrumentation, mechanical equipment cooling ventilation.

产品适用于笔记本电脑、电源、不断电系统、网络设施、服务器、家用电器、音响功放系统、通讯设备、汽车冰箱、车载设备、仪器仪表、机械设备之通风散热。

In the experiments, the output power of each ytterbium fiber amplifier is not less than 1 W and the total output power of the three amplifiers is not less than 3 W.

首次在国内用外差法实现了三路掺镱光纤放大器的相干合成输出，其中每路光纤放大器的输出功率≥1 W，三路总功率≥3 W。

The new developed products such as module power supplies imitating Vicor power supply, thick film power supplies imitating Interpoint and HT 16 model high accuracy operational amplifier have met the needs of some markets. Therefore, the market competitiveness has greatly been promoted.

最新研制成功的仿Vicor模块电源、仿Interpoint厚膜化电源和HT16高精度运算放大器满足了一定的市场需求也大大提升了企业市场竞争能力。

The output power of the amplifier was over 52 W, and the extraction efficiency was up to 41%. The experimental results of the extraction efficiency and output power related to the laser wavelength, input dye laser power and pump beam′s temporal and spatial performance have been given.

给出了染料激光波长、注入染料激光功率以及抽运激光的时间和空间匹配特性与染料激光放大器输出激光功率和抽运激光功率提取效率的相互关系，讨论了染料溶液浓度对双侧横向抽运方式的脉冲染料激光放大器的输出光束质量的影响。

A new type of X-band high power microwave source - the Resonator Cerenkov Oscillator-Tapered Amplifier Tube is put forward for the first time in the present paper. The proposed high power microwave device is based on a comprehensive investigation of related research work in the world and is in agreement with the demands to the development of practical high power microwave sources.

在较全面调研和认真分析高功率慢波器件发展趋势的基础上，结合返波振荡器等切仑科夫器件和渐变锥形结构微波器件的特点，提出了一种新型X波段高功率微波发生器—低磁场谐振腔切仑科夫振荡器—锥形放大管。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。