The TGF4042 function generator uses a 14-bit DAC with a main frequency of up to 400 MHZ. The manual clearly indicates the frequency resolution, but does not clearly indicate the amplitude resolution. ...
[align=center][img]http://img1.qq.com/news/pics/15885/15885016.jpg[/img][/align][align=center]Zhang Shengli[/align]On February 17, Zhang Shengli, director of the State Radio Administration, died unexp...
[i=s]This post was last edited by ddllxxrr on 2017-7-29 09:51[/i] I added a lithium battery last week, and I have to charge it this week. I looked at the PDF of MAX14690 and found the following instru...
rss:345:respawn:/usr/java/jre1.5.0_10/bin/java -Djava.rmi.server.codebase=file:///opt/ocmp-tomcat/webapps/axis/WEB-INF/classes/ com.nec.nc7000.mr_as.OmbfSoapRmiServer I want to start a process now. Th...
Online fault monitoring terminals or fault indicators (FCIs) are a low-cost solution that is easy to implement, requires little or no maintenance, and is therefore increasingly in demand in distributi...
Navigation software for WINDOWS MOBILE (with source code). Development platform: EVC4.0 Use platform: WINDOWS MOBILE5,6 Electronic map format: MM4 Map conversion tool: MAPINFO format to MM4 (with sour...
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]