GB403425A - Improvements in or relating to modulation systems for use in radio and other carrier frequency signalling systems - Google Patents

Improvements in or relating to modulation systems for use in radio and other carrier frequency signalling systems

Info

Publication number
GB403425A
GB403425A GB17459/32A GB1745932A GB403425A GB 403425 A GB403425 A GB 403425A GB 17459/32 A GB17459/32 A GB 17459/32A GB 1745932 A GB1745932 A GB 1745932A GB 403425 A GB403425 A GB 403425A
Authority
GB
United Kingdom
Prior art keywords
valve
modulating
valves
choke
anodes
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
GB17459/32A
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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 BE397038D priority Critical patent/BE397038A/xx
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Priority to GB17459/32A priority patent/GB403425A/en
Priority to US674984A priority patent/US2013807A/en
Publication of GB403425A publication Critical patent/GB403425A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/16—Amplitude modulation by means of discharge device having at least three electrodes
    • H03C1/18—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid
    • H03C1/20—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid modulating signal applied to anode

Landscapes

  • Microwave Amplifiers (AREA)
  • Amplifiers (AREA)
GB17459/32A 1932-06-20 1932-06-20 Improvements in or relating to modulation systems for use in radio and other carrier frequency signalling systems Expired GB403425A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE397038D BE397038A (enrdf_load_stackoverflow) 1932-06-20
GB17459/32A GB403425A (en) 1932-06-20 1932-06-20 Improvements in or relating to modulation systems for use in radio and other carrier frequency signalling systems
US674984A US2013807A (en) 1932-06-20 1933-06-09 Modulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB17459/32A GB403425A (en) 1932-06-20 1932-06-20 Improvements in or relating to modulation systems for use in radio and other carrier frequency signalling systems

Publications (1)

Publication Number Publication Date
GB403425A true GB403425A (en) 1933-12-20

Family

ID=10095544

Family Applications (1)

Application Number Title Priority Date Filing Date
GB17459/32A Expired GB403425A (en) 1932-06-20 1932-06-20 Improvements in or relating to modulation systems for use in radio and other carrier frequency signalling systems

Country Status (3)

Country Link
US (1) US2013807A (enrdf_load_stackoverflow)
BE (1) BE397038A (enrdf_load_stackoverflow)
GB (1) GB403425A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2572016A (en) * 1946-04-24 1951-10-23 Emi Ltd Thermionic valve circuits

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2549828A (en) * 1945-08-30 1951-04-24 Melvin L Leppert Modulation system
DE1075679B (de) * 1956-05-23 1960-02-18 Auguste Casanova Saint Eugene Jean (Algerien) Elek ironischer Modulator
US3268835A (en) * 1964-12-23 1966-08-23 James W Bryan Push-pull plate modulator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2572016A (en) * 1946-04-24 1951-10-23 Emi Ltd Thermionic valve circuits

Also Published As

Publication number Publication date
US2013807A (en) 1935-09-10
BE397038A (enrdf_load_stackoverflow)

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