GB319336A - Improvements in or relating to oscillation generating and modulating systems - Google Patents

Improvements in or relating to oscillation generating and modulating systems

Info

Publication number
GB319336A
GB319336A GB28620/29A GB2862029A GB319336A GB 319336 A GB319336 A GB 319336A GB 28620/29 A GB28620/29 A GB 28620/29A GB 2862029 A GB2862029 A GB 2862029A GB 319336 A GB319336 A GB 319336A
Authority
GB
United Kingdom
Prior art keywords
valve
discharge
modulating
condenser
current
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
GB28620/29A
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
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB319336A publication Critical patent/GB319336A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/24—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
GB28620/29A 1928-03-23 1929-03-25 Improvements in or relating to oscillation generating and modulating systems Expired GB319336A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US264103A US1898181A (en) 1928-03-23 1928-03-23 Oscillation generation

Publications (1)

Publication Number Publication Date
GB319336A true GB319336A (en) 1930-03-20

Family

ID=23004593

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28620/29A Expired GB319336A (en) 1928-03-23 1929-03-25 Improvements in or relating to oscillation generating and modulating systems

Country Status (5)

Country Link
US (1) US1898181A (en:Method)
BE (1) BE359253A (en:Method)
DE (1) DE545857C (en:Method)
GB (1) GB319336A (en:Method)
NL (1) NL30420C (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB552039A (en) * 1940-10-30 1943-03-19 Marconi Wireless Telegraph Co Improvements relating to frequency modulation
US2460637A (en) * 1944-07-17 1949-02-01 Lorain Prod Corp Oscillation generator
US2636119A (en) * 1945-07-09 1953-04-21 Gordon D Forbes Pulse control circuit
US2558342A (en) * 1946-01-18 1951-06-26 Bendix Aviat Corp Condition responsive measuring apparatus
US2943188A (en) * 1952-11-14 1960-06-28 Ultra Electric Inc Transmitter-receiver for radio location
US2850700A (en) * 1955-09-26 1958-09-02 Gen Dynamics Corp Modulator circuit

Also Published As

Publication number Publication date
US1898181A (en) 1933-02-21
DE545857C (de) 1932-03-05
NL30420C (en:Method)
BE359253A (en:Method)

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