GB369100A - Improvements in or relating to modulation systems for electric oscillations - Google Patents

Improvements in or relating to modulation systems for electric oscillations

Info

Publication number
GB369100A
GB369100A GB18023/31A GB1802331A GB369100A GB 369100 A GB369100 A GB 369100A GB 18023/31 A GB18023/31 A GB 18023/31A GB 1802331 A GB1802331 A GB 1802331A GB 369100 A GB369100 A GB 369100A
Authority
GB
United Kingdom
Prior art keywords
circuit
resistance
condenser
series
coil
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
GB18023/31A
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph 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 filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB369100A publication Critical patent/GB369100A/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
    • H03C3/28—Angle modulation by means of variable impedance using variable impedance driven mechanically or acoustically
    • 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

  • Transmitters (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Amplifiers (AREA)
  • Amplitude Modulation (AREA)
GB18023/31A 1930-07-10 1931-06-22 Improvements in or relating to modulation systems for electric oscillations Expired GB369100A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US466956A US2050067A (en) 1930-07-10 1930-07-10 Phase modulation

Publications (1)

Publication Number Publication Date
GB369100A true GB369100A (en) 1932-03-17

Family

ID=23853724

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18023/31A Expired GB369100A (en) 1930-07-10 1931-06-22 Improvements in or relating to modulation systems for electric oscillations

Country Status (5)

Country Link
US (1) US2050067A (xx)
BE (1) BE381245A (xx)
DE (1) DE607669C (xx)
GB (1) GB369100A (xx)
NL (1) NL34820C (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE761050C (de) * 1941-02-18 1954-01-11 Siemens & Halske A G Phasen- bzw. frequenzmodulierter Sender
NL76618C (xx) * 1949-07-28

Also Published As

Publication number Publication date
BE381245A (xx)
US2050067A (en) 1936-08-04
NL34820C (xx)
DE607669C (de) 1935-01-04

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