FR670147A - Improvements to high frequency currents - Google Patents

Improvements to high frequency currents

Info

Publication number
FR670147A
FR670147A FR670147DA FR670147A FR 670147 A FR670147 A FR 670147A FR 670147D A FR670147D A FR 670147DA FR 670147 A FR670147 A FR 670147A
Authority
FR
France
Prior art keywords
high frequency
frequency currents
currents
frequency
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR670147A publication Critical patent/FR670147A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
    • H03B19/06—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes
    • H03B19/08—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a discharge device
    • H03B19/10—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a discharge device using multiplication only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
    • H03F1/16—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means in discharge-tube amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR670147D 1928-03-07 1929-02-22 Improvements to high frequency currents Expired FR670147A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7132/28A GB313111A (en) 1928-03-07 1928-03-07 Improvements in or relating to circuit arrangements for use with high frequency currents

Publications (1)

Publication Number Publication Date
FR670147A true FR670147A (en) 1929-11-25

Family

ID=9827216

Family Applications (1)

Application Number Title Priority Date Filing Date
FR670147D Expired FR670147A (en) 1928-03-07 1929-02-22 Improvements to high frequency currents

Country Status (6)

Country Link
US (1) US1878309A (en)
BE (1) BE358668A (en)
DE (1) DE509165C (en)
FR (1) FR670147A (en)
GB (1) GB313111A (en)
NL (1) NL31427C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE970507C (en) * 1952-05-10 1958-09-25 Siemens Ag Disc-shaped, piezoelectric vibrating body with an uninterrupted radiation surface

Also Published As

Publication number Publication date
NL31427C (en)
BE358668A (en)
DE509165C (en) 1930-10-04
US1878309A (en) 1932-09-20
GB313111A (en) 1929-06-07

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