• Duration:26 minutes and 29 seconds
  • Date:2015/07/28
  • Uploader:chenyy
Introduction
This series of historical stories tells the development process of communications from ancient times to modern times, and provides a detailed introduction to the basic principles, efficiency, and historical background of each communication technology in the process. It is interspersed with many legendary, wonderful and humorous historical stories. Educational and entertaining.

Unfold ↓

You Might Like

Recommended Posts

Pregnant women fetal movement detector
My wife is pregnant, and it's 32 weeks. The doctor recommended counting fetal movements every day. I suddenly thought of using this to monitor fetal movements, so that I can monitor 24 hours a day. Be
cat3902982 Wireless Connectivity
What software is best for compiling a 51 program with more than 20,000 lines?
The data is estimated to be more than 500 bytes, and the code is more than 50k. When compiled with Weifu, it always reports: I/O ERROR ON INPUT FILE
zouli 51mcu
Soliciting opinions on the classification of test and measurement sections
At present, the posting categories of the test and measurement section are problem discussion, data download, and solved. Do you feel inconvenient when checking and posting? This week, the test and me
EEWORLD社区 Test/Measurement
Breaking news! EAGLE has a Chinese version!!
The official EAGLE website has released a Chinese version. The manual and user guide after installation are also in Chinese. Finally, you don't have to read the English version that makes you feel diz
lgflyman76 PCB Design
Let's talk about the circuit principle of single-cell lithium battery protection board
[i=s]This post was last edited by qwqwqw2088 on 2017-12-11 18:15[/i] [size=4][color=#000]I'll find a principle of a single-cell lithium battery protection circuit and share it with you. [/color] [colo
qwqwqw2088 Analogue and Mixed Signal
Female engineer shares multi-light string LED current balancing technology
A female engineer from the US Department of State shares how to use the LM3466 smart LED driver to balance the LED current of multiple light strings, so that even if an LED fails, a uniform lighting e
qwqwqw2088 LED Zone

Recommended Content

可能感兴趣器件

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

About Us Customer Service Contact Information Datasheet Sitemap LatestNews


Room 1530, 15th Floor, Building B, No.18 Zhongguancun Street, Haidian District, Beijing, Postal Code: 100190 China Telephone: 008610 8235 0740

Copyright © 2005-2024 EEWORLD.com.cn, Inc. All rights reserved 京B2-20211791 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号