GB396715A - Improvements in or relating to correcting devices for soundlocating appliances - Google Patents

Improvements in or relating to correcting devices for soundlocating appliances

Info

Publication number
GB396715A
GB396715A GB3621/32A GB362132A GB396715A GB 396715 A GB396715 A GB 396715A GB 3621/32 A GB3621/32 A GB 3621/32A GB 362132 A GB362132 A GB 362132A GB 396715 A GB396715 A GB 396715A
Authority
GB
United Kingdom
Prior art keywords
arm
link
sound source
sound
pivoted
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
GB3621/32A
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.)
LEKARSKO TECHNICKY PRUMYSL AKC
Original Assignee
LEKARSKO TECHNICKY PRUMYSL AKC
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 LEKARSKO TECHNICKY PRUMYSL AKC filed Critical LEKARSKO TECHNICKY PRUMYSL AKC
Publication of GB396715A publication Critical patent/GB396715A/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
    • 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
    • G01S1/72—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 ultrasonic, sonic or infrasonic waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Transmission Devices (AREA)
GB3621/32A 1931-02-07 1932-02-06 Improvements in or relating to correcting devices for soundlocating appliances Expired GB396715A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS396715X 1931-02-07

Publications (1)

Publication Number Publication Date
GB396715A true GB396715A (en) 1933-08-08

Family

ID=5452665

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3621/32A Expired GB396715A (en) 1931-02-07 1932-02-06 Improvements in or relating to correcting devices for soundlocating appliances

Country Status (2)

Country Link
BE (1) BE385855A (enrdf_load_stackoverflow)
GB (1) GB396715A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE385855A (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
GB396715A (en) Improvements in or relating to correcting devices for soundlocating appliances
US2115568A (en) Distance and speed measurement of moving craft
CN209727117U (zh) 基于气象观测的铁塔支架方向校准装置
US3721008A (en) Marker and tracking arm
GB610561A (en) Improvements in sextant-type instruments
US2475600A (en) Glide path simulator for link trainers
Lord The measurement of the eye movements of a prone observer during monocular fixation
GB127032A (en) Improvements in or relating to Apparatus for Determining and Correcting the Course of an Aircraft.
GB224917A (en) Improvements in or relating to means for locating air craft in space
GB421315A (en) Improvements in or relating to sighting-apparatus for direction finding
GB428640A (en) Improvements in or relating to flue damping apparatus
GB363600A (en) Improvements in apparatus for determining the direction of sources of sound
GB596609A (en) Improvements in or relating to navigational instruments
GB741923A (en) Improvements relating to the correction of small periodic errors in the rotation of rotary shafts or devices
US1314429A (en) Ford pollen
GB418377A (en) A new or improved gyroscopic instrument for aircraft and the like
GB378831A (en) Improvements in or relating to wireless direction finding apparatus
GB540291A (en) Improvements in or relating to navigation of aircraft, ships or the like
GB186311A (en) An improved surveying transit
GB289872A (en) Improvements in the method of and apparatus for determining the instantaneous position and the speed and direction of movement of invisible air craft by exclusively acoustic means
GB473790A (en) Improvements in systems for determining the position of aircraft
GB580335A (en) Improvements in instruments for controlling gunfire
GB439979A (en) Improvements relating to means or apparatus to be employed in testing or investigating and in maintaining or correcting or remedying and/or developing the power of humanvision
GB649223A (en) An improved aerial toy
JPS5980228A (ja) 眼圧測定装置