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
Radio
...
Technology
Area of technology
Information technology
Telecommunication
Telecommunication system
Wireless
OurBigBook.com
words: 445
articles: 17
Table of contents
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
Ancestors
(7)
Wireless
Telecommunication system
Telecommunication
Information technology
Area of technology
Technology
Home
Incoming links
(3)
Bell Labs Holmdel Complex
Hertz
Open University