CH208370A - Night-time direction finding system. - Google Patents

Night-time direction finding system.

Info

Publication number
CH208370A
CH208370A CH208370DA CH208370A CH 208370 A CH208370 A CH 208370A CH 208370D A CH208370D A CH 208370DA CH 208370 A CH208370 A CH 208370A
Authority
CH
Switzerland
Prior art keywords
night
time direction
direction finding
finding system
time
Prior art date
Application number
Other languages
German (de)
Inventor
Gesellschaft Fuer D Telefunken
Original Assignee
Telefunken Gmbh
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 Telefunken Gmbh filed Critical Telefunken Gmbh
Publication of CH208370A publication Critical patent/CH208370A/en

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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
CH208370D 1937-09-08 1938-09-01 Night-time direction finding system. CH208370A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE208370X 1937-09-08

Publications (1)

Publication Number Publication Date
CH208370A true CH208370A (en) 1940-01-31

Family

ID=5794196

Family Applications (1)

Application Number Title Priority Date Filing Date
CH208370D CH208370A (en) 1937-09-08 1938-09-01 Night-time direction finding system.

Country Status (4)

Country Link
CH (1) CH208370A (en)
FR (1) FR842961A (en)
GB (1) GB507461A (en)
NL (1) NL54225C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2422107A (en) * 1942-07-01 1947-06-10 Rca Corp Radio direction finder
GB1060704A (en) * 1965-03-02 1967-03-08 Marconi Co Ltd Improvements in or relating to radio direction finders

Also Published As

Publication number Publication date
GB507461A (en) 1939-06-15
FR842961A (en) 1939-06-22
NL54225C (en)

Similar Documents

Publication Publication Date Title
CH235154A (en) Telecommunication system.
CH212749A (en) Directional antenna system.
CH207372A (en) Direction finder.
CH202825A (en) Cannetière.
CH208370A (en) Night-time direction finding system.
CH218508A (en) Lighting system.
CH239303A (en) Telecommunication system.
CH202671A (en) Telegraph system.
GR6297B (en) FLOOR SYSTEM.
CH207220A (en) Direction finding device.
AT160181B (en) Target direction direction finding system.
DK58803C (en) Telegraph system.
CH205031A (en) Telegraph system.
CH204086A (en) Telegraph system.
CH204648A (en) Telegraph system.
CH203263A (en) Telegraph system.
GR6588B (en) Asphyxiation PREVENTION SYSTEM.
CH211385A (en) Telecommunication system.
DK58386C (en) Two-way Signaling system.
DK55723C (en) Construction set.
DK58267C (en) Remote signaling system.
DK57405C (en) Teletypewriter system.
DK57487C (en) Teletypewriter system.
GR8677B (en) JOINT JOINT SYSTEM.
DK55607C (en) Tagpap.