Ciro Santilli
OurBigBook.com
$£
Sponsor
中国
独裁统治 China Dictatorship 新疆改造中心、六四事件、法轮功、郝海东、709大抓捕、2015巴拿马文件 邓家贵、低端人口、西藏骚乱
Telecommunication system
Home
Technology
Area of technology
Information technology
Telecommunication
OurBigBook.com
words: 950
articles: 49
Table of contents
950
49
Telegraph
Telecommunication system
42
7
Optical telegraph
Telegraph
33
2
Chappe telegraph
(1791)
Optical telegraph
33
1
François and Joseph Blanc
(Optical telegraph stock fraud)
Chappe telegraph
33
Electrical telegraph
(1837)
Telegraph
9
2
History of the electrical telegraph
Electrical telegraph
9
Telegrapher's equations
Electrical telegraph
Wireless telegraphy
(1900, Radiotelegraphy)
Telegraph
Telephone
(1870s)
Telecommunication system
206
4
How the telephone works
Telephone
128
History of the telephone
Telephone
Videotelephony
Telephone
6
1
Picturephone
Videotelephony
6
Telephone-based system
Telecommunication system
92
Telex
(1940s-1970s)
Telecommunication system
32
Fax
(1974)
Telecommunication system
36
Voice over IP
(VoIP)
Telecommunication system
Wireless
Telecommunication system
445
20
Radio
Wireless
445
17
History of radio
Radio
82
1
Hertz electromagnetic wave experiments
History of radio
82
Amateur radio
Radio
Modulation
(1920s)
Radio
183
6
Why can't you send voice without modulation?
Modulation
42
Amplitude modulation
(1920s, AM)
Modulation
Frequency modulation
(FM)
Modulation
1
FM broadcasting
(3 m, 87.5-108.0 MHz)
Frequency modulation
Carrier wave
Modulation
102
1
Alexanderson alternator
Carrier wave
Radio transmitter and receiver
Radio
180
6
Radio transceiver
Radio transmitter and receiver
36
2
Dipole antenna
Radio transceiver
36
Radar
Radio transceiver
Radio receiver
Radio transmitter and receiver
76
Transmitter
Radio transmitter and receiver
68
1
Spark-gap transmitter
(1890s)
Transmitter
68
Cellular network
Wireless
1
4G
Cellular network
Television
Telecommunication system
Writing
Telecommunication system
97
9
Scribe
Writing
Scriptorium
Writing
1
Illuminated manuscript
Scriptorium
Publishing
Writing
97
5
Self-publishing website
Publishing
Leanpub
Publishing
97
1
Markua
Leanpub
38
Publishing company
Publishing
1
O'Reilly Media
Publishing company
Ancestors
(5)
Telecommunication
Information technology
Area of technology
Technology
Home
Incoming links
(1)
Telephone-based system
Ciro Santilli
OurBigBook.com