GB702178A - Improvements in or relating to radio direction finding apparatus - Google Patents
Improvements in or relating to radio direction finding apparatusInfo
- Publication number
 - GB702178A GB702178A GB25304/51A GB2530451A GB702178A GB 702178 A GB702178 A GB 702178A GB 25304/51 A GB25304/51 A GB 25304/51A GB 2530451 A GB2530451 A GB 2530451A GB 702178 A GB702178 A GB 702178A
 - Authority
 - GB
 - United Kingdom
 - Prior art keywords
 - goniometer
 - coils
 - direction finding
 - radio direction
 - condensers
 - 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
 
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
 - G01S3/023—Monitoring or calibrating
 
 - 
        
- 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
 - G01S3/04—Details
 - G01S3/08—Means for reducing polarisation errors, e.g. by use of Adcock or spaced loop antenna systems
 
 
Landscapes
- Physics & Mathematics (AREA)
 - Engineering & Computer Science (AREA)
 - General Physics & Mathematics (AREA)
 - Radar, Positioning & Navigation (AREA)
 - Remote Sensing (AREA)
 - Variable-Direction Aerials And Aerial Arrays (AREA)
 - Monitoring And Testing Of Transmission In General (AREA)
 
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| DE702178X | 1950-10-30 | 
Publications (1)
| Publication Number | Publication Date | 
|---|---|
| GB702178A true GB702178A (en) | 1954-01-13 | 
Family
ID=6612257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| GB25304/51A Expired GB702178A (en) | 1950-10-30 | 1951-10-30 | Improvements in or relating to radio direction finding apparatus | 
Country Status (5)
| Country | Link | 
|---|---|
| US (1) | US2687521A (pm) | 
| BE (1) | BE506776A (pm) | 
| FR (1) | FR1043966A (pm) | 
| GB (1) | GB702178A (pm) | 
| NL (1) | NL90308C (pm) | 
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| NO131561C (pm) * | 1971-05-07 | 1975-06-18 | Standard Tel Kabelfab As | 
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| GB584727A (en) * | 1941-06-04 | 1947-01-22 | Harvey Fisher Schwarz | Improvements in radio control systems for movable objects | 
| US2468028A (en) * | 1945-05-12 | 1949-04-26 | Standard Telephones Cables Ltd | Method and apparatus for testing direction finders | 
| US2607034A (en) * | 1946-04-29 | 1952-08-12 | Maxwell K Goldstein | Signal generator system | 
| US2510074A (en) * | 1946-05-14 | 1950-06-06 | Int Standard Electric Corp | Display arrangement for electric oscillographs | 
- 
        0
        
- NL NL90308D patent/NL90308C/xx active
 - BE BE506776D patent/BE506776A/xx unknown
 
 - 
        1951
        
- 1951-10-18 FR FR1043966D patent/FR1043966A/fr not_active Expired
 - 1951-10-23 US US252663A patent/US2687521A/en not_active Expired - Lifetime
 - 1951-10-30 GB GB25304/51A patent/GB702178A/en not_active Expired
 
 
Also Published As
| Publication number | Publication date | 
|---|---|
| BE506776A (pm) | |
| US2687521A (en) | 1954-08-24 | 
| NL90308C (pm) | |
| FR1043966A (fr) | 1953-11-13 | 
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