GB302793A - Reflector for short hertzian waves - Google Patents

Reflector for short hertzian waves

Info

Publication number
GB302793A
GB302793A GB3245527A GB3245527A GB302793A GB 302793 A GB302793 A GB 302793A GB 3245527 A GB3245527 A GB 3245527A GB 3245527 A GB3245527 A GB 3245527A GB 302793 A GB302793 A GB 302793A
Authority
GB
United Kingdom
Prior art keywords
wavelengths
port
focal
reflector
equal
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
GB3245527A
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.)
Individual
Original Assignee
Individual
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
Priority to BE347087D priority Critical patent/BE347087A/xx
Application filed by Individual filed Critical Individual
Priority to GB3245527A priority patent/GB302793A/en
Publication of GB302793A publication Critical patent/GB302793A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave

Landscapes

  • Aerials With Secondary Devices (AREA)
GB3245527A 1927-12-01 1927-12-01 Reflector for short hertzian waves Expired GB302793A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE347087D BE347087A (https=) 1927-12-01
GB3245527A GB302793A (en) 1927-12-01 1927-12-01 Reflector for short hertzian waves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3245527A GB302793A (en) 1927-12-01 1927-12-01 Reflector for short hertzian waves

Publications (1)

Publication Number Publication Date
GB302793A true GB302793A (en) 1928-12-27

Family

ID=10338863

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3245527A Expired GB302793A (en) 1927-12-01 1927-12-01 Reflector for short hertzian waves

Country Status (2)

Country Link
BE (1) BE347087A (https=)
GB (1) GB302793A (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2522125A (en) * 1945-12-29 1950-09-12 Bell Telephone Labor Inc Antenna driving mechanism
US2540757A (en) * 1944-06-16 1951-02-06 Henry J Riblet Antenna

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540757A (en) * 1944-06-16 1951-02-06 Henry J Riblet Antenna
US2522125A (en) * 1945-12-29 1950-09-12 Bell Telephone Labor Inc Antenna driving mechanism

Also Published As

Publication number Publication date
BE347087A (https=)

Similar Documents

Publication Publication Date Title
GB263752A (en) Variable directional electric wave generating device
GB263753A (en) Directive projecting and receiving system for use in wireless telegraphy or telephony
NL7410633A (nl) Antenne met omschakelbare bundelbreedte.
GB302793A (en) Reflector for short hertzian waves
FI48741C (fi) Menetelmä kompleksisten, orgaanisesti substituoitujen natriumaluminium hydridien valmistamiseksi.
GB570568A (en) Improvements in radiators of radioelectric waves
GB708614A (en) Microwave antenna
GB1409749A (en) Waveguide antenna
US3067421A (en) Reflector for two linear arrays producing directivity in two angular directions
FR94880E (fr) Laser a frequence stabilisée comportant deux cavites ayant un réflecteur commun.
US2513498A (en) Wireless aerial system
CH482316A (fr) Antenne pylône demi-onde pour l'émission d'ondes radioélectriques moyennes
BONCH-BRUEVICH et al. Rupture of dielectric reflecting coatings under the action of laser radiation(Dielectric coatings resistance to laser radiation, measuring rupture threshold of vacuum coatings consisting of zinc sulfide layers)
GB600101A (en) Improvements in or relating to electromagnetic horns
SU366421A1 (ru) Квазиоптический волномер
SU252412A1 (ru) Антенна
CERISIER An interpretation of whistler-excited emissions in the neighborhood of the lower hybrid frequency(Electromagnetic emissions excited by whistlers in neighborhood of lower hybrid frequency, suggesting interpretation as whistlers modified by magnetospheric propagation)
CA288600A (en) Short hertzian wave reflector
BERRY et al. On the propagation of long wavelength terrestrial radio waves- two theoretical techniques(Propagation of long wavelength terrestrial radio waves solved by zonal harmonics procedure)
FI48740C (fi) Menetelmä kompleksisten orgaanisesti substituoitujen natriumaluminiumh ydridien valmistamiseksi.
GB256786A (en) Improvements in or relating to the propagation of wireless waves
ES127998Y (es) Boya reflectora de las ondas de radar.
JPS5368546A (en) Reflector
ANDERSON et al. Measurement of surface deviations in the reflectors of large parabolic antennas
GB464975A (en) Ultra-short wave radio transmitters