• Duration:29 minutes and 45 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

ST Motor Kit Review
Due to personal reasons, I received the kit late. Thanks for the support of the forum. 1. Build the hardware system, the power supply mode is E5V, and select 3 resistor sampling
wangxuewei stm32/stm8
Is there anyone who has ever tried to obtain AC synchronization signals?
I need to make an LED control solution now, and need to sample the AC signal for synchronous processing. I wonder if any friends can provide specific ideas
yhen Embedded System
Touching fish and water
The fish said: "You can't see the tears in my eyes, because I am in the water." The water said: "I can feel your tears, because you are in my heart." These two lines are very classic, almost everyone
lixiaohai8211 Talking
Anti-interference voice-activated switch circuit diagram
As shown in the figure, this is an anti-interference voice-controlled switch circuit. The circuit consists of a microphone S, a frequency-selective amplifier, a monostable shaping circuit IC1, signal
探路者 Mobile and portable
Questions about VCA822
Regarding the processing of VCA822, I am now working on this module and I am so sad! I changed the diagrams one after another. At the beginning, it got hot when powered on. After solving it, some mega
ywlzh Electronics Design Contest
Which CDMA module is better? Which one is cheaper?
The boss is going to buy a CDMA Modem to send text messages.
13802373669 Embedded System

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