GB491127A - Improvements in or relating to radio direction finders - Google Patents
Improvements in or relating to radio direction findersInfo
- Publication number
- GB491127A GB491127A GB29664/37A GB2966437A GB491127A GB 491127 A GB491127 A GB 491127A GB 29664/37 A GB29664/37 A GB 29664/37A GB 2966437 A GB2966437 A GB 2966437A GB 491127 A GB491127 A GB 491127A
- Authority
- GB
- United Kingdom
- Prior art keywords
- aerials
- opposition
- oct
- pairs
- horizontal
- 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
- G01S3/04—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)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE491127X | 1936-10-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB491127A true GB491127A (en) | 1938-08-26 |
Family
ID=6544229
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB29664/37A Expired GB491127A (en) | 1936-10-29 | 1937-10-29 | Improvements in or relating to radio direction finders |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB491127A (US07714131-20100511-C00038.png) |
NL (1) | NL50719C (US07714131-20100511-C00038.png) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2576150A (en) * | 1946-10-08 | 1951-11-27 | Clifford M Simpson | Directive antenna system |
US2644158A (en) * | 1946-11-06 | 1953-06-30 | Sterling R Thrift | Directive antenna system |
-
0
- NL NL50719D patent/NL50719C/xx active
-
1937
- 1937-10-29 GB GB29664/37A patent/GB491127A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2576150A (en) * | 1946-10-08 | 1951-11-27 | Clifford M Simpson | Directive antenna system |
US2644158A (en) * | 1946-11-06 | 1953-06-30 | Sterling R Thrift | Directive antenna system |
Also Published As
Publication number | Publication date |
---|---|
NL50719C (US07714131-20100511-C00038.png) |
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