查询词典 amplification factor

In the third part, this paper comprehensively designs and analyses SQUID system, in addition, it puts emphasis on a further research of the key technique, i.e. hardware design of weak signal amplified circuit. Moreover, it has realized the voltage amplification under mV class.

第三部分对SQUID系统进行了综合设计和分析，并重点对其中的关键技术即微弱信号放大电路的硬件设计进行了深入研究，并实现了毫伏级电压放大。

They are most suitable in applications where the input signal does not require voltage amplification - such as the output of a preamplifier or a portable stereo.

它最适用于不再需要电压增益的场合——比如前级放大器或随身听的输出端。

The design of a kind of low-frequency power amplifier was given, including a voltage amplification circuit, a display circuit based on FPGA, and a BEF filter.

摘 要：给出了一种低频功率放大器的设计制作过程，包括电压放大电路、FPGA控制的显示电路、带阻滤波器等部分。

The voltage amplification multiple,the input resistance and the output resistance are the most elementary three targets in the Alternating Magnifying circuit,which has a process of quite complicated analysis and solution.

电压放大倍数、输入及输出电阻是交流放大电路中最基本的三种指标，其分析和求解过程比较繁琐。

In order to carry constant current bias amplifier and to raise the precision of the differential amplifier of the voltage amplification stage, an overly highly precise constant current circuit is adopted as the bias circuit used as criteria of operation, and the supply voltage variation supression ratio is raised much more.

为了执行恒流偏置放大器和提高精度的差分放大器的电压放大阶段，过于高精度恒流电路采用为偏置电路用来作为标准的运作，以及电源电压的变化抑制比筹集更多。

Furthermore, the filter circuit of a low-impedance is carried in the power source of a voltage amplification part by the right-and-left independency, and the interference by the supply voltage variation by the load current at the time of the Oide power or a power supply variation on either side is reduced sharply.

此外，该滤波电路的低阻抗是在电源电压放大部分的权利和左独立性，并干扰电源电压变化的负载电流时的功率或Oide电源变化对任何一方是大幅度降低。

First use of sensors to convert the weight of voltage signal, and then voltage signal amplification input A / D converter, followed by A / D converter tool analog signals into digital signals, the digital signal will be sent to the microcontroller, through the process of Signal processing, and weighing function, and then the weight and keyboard input price multiply calculated lump sum, and the weight and price with LCD display.

首先用传感器把重量转换成电压信号，再将电压信号放大输入A/D转换，利用A/D转换工具将模拟信号转化为数字信号，将得到的数字信号传送至单片机，通过程序对信号进行处理，实现称重功能，然后将重量与键盘输入单价相乘计算出总价，并将重量和价格用LCD显示出来。

Watertemperature tests using simulated temperature sensor integratedperception containers in the water temperature, and operationalamplifier will be used by very small sensor output voltage analogsignal amplification.

水温测试方式采用集成模拟温度传感器感知器皿中水的温度，并用运算放大器将传感器输出的微弱模拟电压信号进行放大。

First of all, the circuit output waveform in the case of losing it by measuring the input voltage and output voltage in order to detect amplification of analog circuits, and then by adjusting the frequency of AC voltage source to reduce the output gain make 3db analog circuits in order to measure the maximum cut-off frequency, pass band can be obtained.

本电路首先在输出波形不失真的情况下通过测量输入电压和输出电压从而测出模拟电路的放大倍数，然后通过调节交流电压源的频率使得输出增益减少3db从而测量出模拟电路的上限截止频率，即可求出通频带。

This article referred to the use of digital devices MAX6675 as a K-type thermocouple cold junction temperature compensation circuit device, through the filter, signal amplification, voltage follow to deal with output signal of the thermocouple. At the same time, it uses SCM to process the digital signal, which has been converted by A/D convert device.

本文介绍一种利用数字器件MAX6675作为K型热电偶冷端温度自动补偿电路的器件，通过滤波，信号放大，电压跟随对热电偶的输出信号进行前置处理，利用单片机对补偿后进行了A/D转换的数字信号进行处理。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。