- wireless telegraphy direction finder
- Техника: радиопеленгатор беспроволочной телеграфной связи
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
Radio — is the transmission of signals, by modulation of electromagnetic waves with frequencies below those of visible light.Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of… … Wikipedia
Reginald Fessenden — Infobox Celebrity name = Reginald Fessenden caption = The Father of Radio Broadcasting birth date = birth date|1866|10|6|mf=y birth place = East Bolton, Quebec, Canada death date = death date and age|1932|7|22|1866|10|6|mf=y death place = Bermuda … Wikipedia
History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… … Wikipedia
Lee De Forest — Infobox person name = Lee De Forest caption = birth date = birth date|1873|8|26|mf=y birth place = Council Bluffs, Iowa death date = death date and age|1961|6|30|1873|8|26|mf=y death place = Hollywood, Los Angeles, California occupation =… … Wikipedia
Lee De Forest — Pour les articles homonymes, voir Forest (patronyme). Lee De Forest Lee De Forest (né le 26 août 1873, mort le 30 … Wikipédia en Français
Lee de Forest — Pour les articles homonymes, voir Forest (patronyme). Lee De Forest Lee De Forest (né le 26 août … Wikipédia en Français
Phonofilm — Lee De Forest Pour les articles homonymes, voir Forest (patronyme). Lee De Forest Lee De Forest (né le 26 août … Wikipédia en Français
Telefunken — is a German radio and television company, founded in 1903, in Berlin, as a joint venture of two large companies, Siemens Halske (S H) and the Allgemeine Elektricitäts Gesellschaft ( General Electricity Company ). The name Telefunken appears in: * … Wikipedia
Electrical engineering — Electrical engineering, sometimes referred to as electrical and electronic engineering, is a field of engineering that deals with the study and application of electricity, electronics and electromagnetism. The field first became an identifiable… … Wikipedia
List of radiation topics — *absorbed dose *equivalent dose *hormesis *Louis Harold Gray (British physicist) *rad (unit) *radar *radar astronomy *radar cross section *radar detector *radar gun *radar jamming *(radar reflector) corner reflector *radar warning receiver… … Wikipedia
Distress radiobeacon — PLB redirects here. For other uses, see PLB (disambiguation). Emergency position indicating radio beacons or EPIRBs Distress radio beacons, also known as emergency beacons, ELT or EPIRB, are tracking transmitters which aid in the detection and… … Wikipedia