BE447212A - - Google Patents

Info

Publication number
BE447212A
BE447212A BE447212DA BE447212A BE 447212 A BE447212 A BE 447212A BE 447212D A BE447212D A BE 447212DA BE 447212 A BE447212 A BE 447212A
Authority
BE
Belgium
Application number
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.)
Publication of BE447212A publication Critical patent/BE447212A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/32—Automatic scanning over a band of frequencies with simultaneous display of received frequencies, e.g. panoramic receivers
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4004—Means for monitoring or calibrating of parts of a radar system
    • G01S7/4008—Means for monitoring or calibrating of parts of a radar system of transmitters

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Details Of Television Scanning (AREA)
BE447212D 1941-06-21 BE447212A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR257589X 1941-06-21

Publications (1)

Publication Number Publication Date
BE447212A true BE447212A (fr)

Family

ID=8884719

Family Applications (1)

Application Number Title Priority Date Filing Date
BE447212D BE447212A (fr) 1941-06-21

Country Status (4)

Country Link
US (1) US2520141A (fr)
BE (1) BE447212A (fr)
CH (1) CH257589A (fr)
FR (1) FR959699A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2619590A (en) * 1946-04-26 1952-11-25 Everard M Williams Discriminating panoramic receiver
US2689911A (en) * 1946-09-24 1954-09-21 Us Navy Sweep voltage generator
US2936762A (en) * 1952-06-05 1960-05-17 Bernard Pierre Denis Application of modulated decreasing frequencies to the body
US3066257A (en) * 1953-04-20 1962-11-27 Itt Frequency analysis and measurement system
DE2164522C2 (de) * 1971-12-24 1983-08-18 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8900 Augsburg Heißgaskolbenmaschine
US3980926A (en) * 1974-01-30 1976-09-14 Honeywell Inc. Spiral scan display apparatus with transient suppression means

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE22150E (en) * 1942-08-04 Cathode bat oscilloscope
US1917268A (en) * 1930-04-11 1933-07-11 Nat Electrical Supply Company Multiple frequency receiving system
US1994232A (en) * 1933-02-02 1935-03-12 Jr Oscar H Schuck Wave analyzer
US2084760A (en) * 1934-04-10 1937-06-22 Rca Corp System for radio spectrography
US2098695A (en) * 1934-11-06 1937-11-09 Laurence F Southwick Electrocardiograph apparatus
US2130913A (en) * 1935-04-30 1938-09-20 Rca Corp System for the communication of intelligence
DE685095C (de) * 1935-08-14 1939-12-11 Siemens & Halske Akt Ges Frequenzanalysator mit unmittelbarer Anzeige ueber das gesamte zu untersuchende Frequenzspektrum durch eine oszillographische Vorrichtung
GB465461A (en) * 1935-10-29 1937-04-29 James Robinson Improvements in or relating to wireless and like signalling apparatus
GB518031A (en) * 1937-09-09 1940-02-15 Standard Telephones Cables Ltd Indicator systems for wireless apparatus or the like
US2279151A (en) * 1938-02-21 1942-04-07 Panoramic Radio Corp Panoramic radio receiving system
US2189549A (en) * 1938-03-18 1940-02-06 Rca Corp Antenna switching system
US2273914A (en) * 1938-04-26 1942-02-24 Panoramic Radio Corp Radio navigation system
FR846835A (fr) * 1938-06-03 1939-09-26 Procédé de guidage d'un mobile tel qu'un avion ou un navire
US2213886A (en) * 1938-07-08 1940-09-03 John T Potter Radio recorder
US2233275A (en) * 1939-01-31 1941-02-25 Rca Corp Navigational instrument
US2275460A (en) * 1939-11-01 1942-03-10 Robert M Page Electron beam control apparatus
US2312203A (en) * 1940-04-20 1943-02-23 Panoramic Lab Inc Radio beacon and panoramic reception system
US2378604A (en) * 1940-09-21 1945-06-19 Wallace Marcel Radio altimeter and panoramic reception system

Also Published As

Publication number Publication date
US2520141A (en) 1950-08-29
CH257589A (fr) 1948-10-15
FR959699A (fr) 1950-03-31

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