GB492011A - Improvements in or relating to directional radio receivers - Google Patents

Improvements in or relating to directional radio receivers

Info

Publication number
GB492011A
GB492011A GB36155/37A GB3615537A GB492011A GB 492011 A GB492011 A GB 492011A GB 36155/37 A GB36155/37 A GB 36155/37A GB 3615537 A GB3615537 A GB 3615537A GB 492011 A GB492011 A GB 492011A
Authority
GB
United Kingdom
Prior art keywords
amplifiers
dec
oscillations
currents
plates
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB36155/37A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe Francaise Radio Electrique
Original Assignee
Societe Francaise Radio Electrique
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Societe Francaise Radio Electrique filed Critical Societe Francaise Radio Electrique
Publication of GB492011A publication Critical patent/GB492011A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/143—Systems for determining direction or deviation from predetermined direction by vectorial combination of signals derived from differently oriented antennae

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Amplifiers (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
GB36155/37A 1936-12-30 1937-12-30 Improvements in or relating to directional radio receivers Expired GB492011A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR210143X 1936-12-30

Publications (1)

Publication Number Publication Date
GB492011A true GB492011A (en) 1938-09-13

Family

ID=8880733

Family Applications (1)

Application Number Title Priority Date Filing Date
GB36155/37A Expired GB492011A (en) 1936-12-30 1937-12-30 Improvements in or relating to directional radio receivers

Country Status (2)

Country Link
CH (1) CH210143A (fr)
GB (1) GB492011A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2408039A (en) * 1941-03-05 1946-09-24 Int Standard Electric Corp Electronic rotation direction finder

Also Published As

Publication number Publication date
CH210143A (fr) 1940-06-15

Similar Documents

Publication Publication Date Title
GB484590A (en) Improvements in radio direction finders and course indicating devices
GB485979A (en) Improvements in or relating to frame aerial arrangements
GB503471A (en) Improvements in or relating to navigation aiding radio receiving systems
US2571051A (en) Direction-finder system
GB506630A (en) Improvements in or relating to directional radio receiver systems
GB252263A (en) Improvements in and relating to radio-telegraphic direction finding and other purposes
GB482717A (en) Improvements in radio direction finders
GB498995A (en) Improvements in or relating to radio direction finders
GB619747A (en) Improvements in or relating to superheterodyne receivers for very short waves
US2412986A (en) Beacon system
GB490650A (en) Radio direction finding systems
GB394460A (en) Television receiving arrangement with braun tube
GB501894A (en) Improvements in or relating to navigation aiding radio transmitters
GB479689A (en) Improvements in or relating to radio direction-finding systems
GB362530A (en) Improvements in and relating to wireless telegraphy and telephony
GB507461A (en) Improvements in radio direction finding systems
GB548900A (en) Improvements in or relating to directional radio transmitters or radio beacons
GB533705A (en) Improvement in indicating means for radio landing system
GB610866A (en) Improvements in or relating to circuit arrangements for compensating the aerial effect of directional antenna
GB489811A (en) Improvements in method of navigation particularly applicable to aerial navigation and means for carrying it out
GB479936A (en) Improvements in or relating to thermionic valve amplifiers
GB487302A (en) Improvements in or relating to navigation aiding radio systems
GB409221A (en) Improvements in or relating to cathode ray tubes
US2204174A (en) Direction finding system
GB497761A (en) Improvements in or relating to radio direction finding receivers