It presents a system of voltage measurement with self-scale, based on the program control amplifier controlled by the single chip computer.
提出一种自动量程切换电压测量系统的设计方法，该系统基于程控增益放大器器件，使用单片机控制其增益实现量程的自动切换。
Based on the characteristic of the Wide-beam ultrasonic flowmeter, automatic gain control amplifier and the tracking band-pass filter are devised.
并根据宽波束超声波流量计的特点重点进行了自动增益控制放大器和跟踪带通滤波器的设计。
A way of controlling the voice volume in a wide range with program-control amplifier, the hardware circuit and constructing method of software are given.
采用程控放大器对音量进行宽范围控制，提供了具体硬件电路并指出了软件构成方法。
For every circuit unit, mainly analyzing and designing the low-noise preamplifier, rule control amplifier and linearity precision detector unit circuit and so on.
各单元电路设计时，从整个测量系统误差的角度分析设计低噪音前置放大器、程控放大器、线性精密检波器等单元电路。
This article introduces the basic principle of the programme control amplifier controlled by 8031 single chip microcomputer and the design thought of the system hardware and software.
本文介绍了一种由8031单片机系统控制的程控的放大器的基本原理和硬件与软件设计思想。
The system is composed of microcomputer, sensor of pulse, program-control amplifier and data sampler.
该系统是以微型计算机为主，由脉搏传感器，程控放大器和多功能数据采集器组成。
Upon reception of a burst detection start trigger signal, a gain control signal is output to an automatic gain control amplifier (201) so as to perform amplification with a maximum value.
当接收到短脉冲检测开始触发信号时，向自动增益控制放大器(201)输出一个增益控制信号，以便用最大值进行放大。
Upon reception of a burst detection start trigger signal, a gain control signal is output to an automatic gain control amplifier (201) so as to perform amplification with a maximum value.
当接收到短脉冲检测开始触发信号时，向自动增益控制放大器(201)输出一个增益控制信号，以便用最大值进行放大。
应用推荐