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基于Multisim 10的矩形波信号发生器仿真与实现

在Multisim 10软件环境下，设计一种由运算放大器构成的精确可控矩形波信号发生器，结合系统电路原理图重点阐述了各参数指标的实现与测试方法。通过改变RC电路的电容充、放电路径和时间常数实现了占空比和频率的调节，通过多路开关投入不同数值的电容实现了频段的调节，通过电压取样和同相放大电路实现了输出电压幅值的调节并提高了电路的带负载能力，可作为频率和幅值可调的方波信号发生器。Multisim 10仿

📅 2014-01-21 20:39:02 ⬇️ 199 👁️ 1,132

This demo shows the use of the PWM block in generating the pulse waveform whose duty cycle is changi

This demo shows the use of the PWM block in generating the pulse waveform whose duty cycle is changing regularly. The PWM waveform period is variable, while the width of the pulse remains constant.

📅 2014-01-15 04:52:12 ⬇️ 60 👁️ 1,103

One-channel queuing system simulator (M/M/1) * Arrival and service times are random and distributed

One-channel queuing system simulator (M/M/1) * Arrival and service times are random and distributed exponetially. * * The simulator is time-slice-driven, i.e. the system model is being * run at

📅 2014-01-15 04:16:01 ⬇️ 179 👁️ 1,078

When trying to extract information from SAR images, we need to distinguish two types of image prope

When trying to extract information from SAR images, we need to distinguish two types of image property. The more important is where properties of the scene (e.g., its dielectric constant, its geomet

📅 2014-01-09 07:11:10 ⬇️ 35 👁️ 1,072

Traveling Salesperson Problem Our branch-and-strategy splits a branch and bound solution into two

Traveling Salesperson Problem Our branch-and-strategy splits a branch and bound solution into two groups: one group including a particular arc and the other excluding this arc. 1.Each splitting

📅 2013-12-29 18:27:02 ⬇️ 111 👁️ 1,088

AC Induction Motor Control Using Constant V/Hz Principle and Space Vector PWM Technique with TMS3

AC Induction Motor Control Using Constant V/Hz Principle and Space Vector PWM Technique with TMS320C240

📅 2013-12-25 10:00:07 ⬇️ 169 👁️ 1,089

yright 2002 Cygnal Integrated Products, Inc. // // Filename: LIION_BC_MAIN.c // Target Device: 8051F

yright 2002 Cygnal Integrated Products, Inc. // // Filename: LIION_BC_MAIN.c // Target Device: 8051F300 // Created: 11 SEP 2002 // Created By: DKC // Tool chain: KEIL Eval C51 // // This is a stand al

📅 2013-12-23 14:56:05 ⬇️ 177 👁️ 1,268

Calculates photonic band structure for either an fcc or diamond lattice of dielectric spheres of die

Calculates photonic band structure for either an fcc or diamond lattice of dielectric spheres of dielectric constant epsilon_a in a dielectric background of dielectric constant epsilon_b.

📅 2013-12-23 05:12:14 ⬇️ 167 👁️ 1,113

用遗传算法解决通信中的TDOA问题文件名 program 完成功能求出在进行account_test次的试验中每一次的最优染色体

用遗传算法解决通信中的TDOA问题文件名 program 完成功能求出在进行account_test次的试验中每一次的最优染色体，并且求出均值MV，和均方误差MSE 文件名 definition_constant( ) 完成功能对各个常量试验参数进行设定文件名 main_program 完成功能完成一次试验的计算文件名 all_Noise 完成功能计算TDOA

📅 2013-12-22 18:04:08 ⬇️ 69 👁️ 1,131

gps.c:GPS主代码 constant.h:GPS的头文件 PC temperature control .c:电脑温度控制 code.c:数字血压计的代码 Computer side.c

gps.c:GPS主代码 constant.h:GPS的头文件 PC temperature control .c:电脑温度控制 code.c:数字血压计的代码 Computer side.c:无线键盘电脑端代码 keyboard side.c:无线键盘键盘端代码

📅 2013-12-20 15:46:05 ⬇️ 100 👁️ 1,101

We obtained the energy transport velocity distribution for a three dimensional ideal cloak explicit

We obtained the energy transport velocity distribution for a three dimensional ideal cloak explicitly. Near the operation frequency, the energy transport velocity has rather peculiar distribution. T

📅 2013-12-19 02:48:06 ⬇️ 33 👁️ 1,076

磁芯电感器的谐波失真分析

磁芯电感器的谐波失真分析  摘  要：简述了改进铁氧体软磁材料比损耗系数<IMG src="http://dl.eeworm.com/ele/img/200872214124635184.jpg" border=0>和磁滞常数ηB，从而降低总谐波失 真THD的历史过程，分

📅 2013-12-15 09:33:03 ⬇️ 164 👁️ 1,101

This file contains documentation all APIs from Palm, Inc. for Palm OS by ACCESS. It includes the API

This file contains documentation all APIs from Palm, Inc. for Palm OS by ACCESS. It includes the API function definitions for the following product lines: Centro Treo Tungsten Zire LifeDrive The

📅 2013-12-12 17:35:02 ⬇️ 183 👁️ 1,079

ti 公司三相交流电机控制程序F24x ACI3_1 Three Phase ACI Motor Control with Constant VHz

📅 2013-12-09 21:23:02 ⬇️ 41 👁️ 1,107

DN1014同步降压型控制器在汽车应用中的电池寿命延长

<div> Battery powered applications that have a signifi cantamount of time in standby mode, require electrical circuitsto operate with a low quiescent current to preserve batterylife.

📅 2013-11-20 01:36:02 ⬇️ 29 👁️ 1,082

基于89C52的二极管特性测试器的设计

利用单片机具有的智能程序控制的特点，设计了基于STC89C52单片机的"二极管特性测试器"，可对二极管一般特性进行快速测试。通过稳定线性电流源给二极管加载恒定电流，然后由高精度模数转换器测试其压降，以此为基础可判断二极管好坏、检测二极管极性和测试二极管伏安特性等，避免了用万用表测试只能测得极性而不知其特性这一缺点。可用于电子设计制作过程中对二极管进行快速测试，以确

📅 2013-11-13 05:16:01 ⬇️ 79 👁️ 1,115

CN3052A(锂离子电池充电器)

The CN3052A is a complete constant-current /constant voltage linear charger for single cell Li-ion and Li Polymer rechargeable batteries. The device contains an on-chip power MOSFET and eliminates the

📅 2013-11-10 12:28:01 ⬇️ 95 👁️ 1,086

DN457宽输入电压范围同步降压稳压器

<div> The LTC®3610 is a high power monolithic synchronousstep-down DC/DC regulator that can deliver up to 12Aof continuous output current from a 4V to 24V (28Vmaximum) input suppl

📅 2013-11-07 13:48:01 ⬇️ 146 👁️ 1,059

ASC8512-CN两节锂电充电芯片

两节锂电充电IC-ASC8512 ASC8512 为开关型两节锂聚合物电池充电管理芯片，非常适合于便携式设备的充电管理应用。ASC8512 集内置功率MOSFET、高精度电压和电流调节器、预充、充电状态指示和充电截止等功能于一体，采用TSSOP-14、SSOP-14两种封装形式。ASC8512对电池充电分为三个阶段：预充（Pre-charge）、恒流（CC／Constant Current）、恒压

📅 2013-11-06 10:08:01 ⬇️ 143 👁️ 1,123

DAC技术用语 (D/A Converters Defini

Differential Nonlinearity: Ideally, any two adjacent digital codes correspond to output analog voltages that are exactly one LSB apart. Differential non-linearity is a measure of the worst ca

📅 2013-10-30 05:56:01 ⬇️ 38 👁️ 1,116