GB514469A - Improvements in or relating to frequency converters and circuits therefor - Google Patents

Improvements in or relating to frequency converters and circuits therefor

Info

Publication number
GB514469A
GB514469A GB179538A GB179538A GB514469A GB 514469 A GB514469 A GB 514469A GB 179538 A GB179538 A GB 179538A GB 179538 A GB179538 A GB 179538A GB 514469 A GB514469 A GB 514469A
Authority
GB
United Kingdom
Prior art keywords
frequency
frequencies
impedance
input
output
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
GB179538A
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 NL85348D priority Critical patent/NL85348C/xx
Application filed by Individual filed Critical Individual
Priority to GB179538A priority patent/GB514469A/en
Publication of GB514469A publication Critical patent/GB514469A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M3/00—Liquid compositions essentially based on lubricating components other than mineral lubricating oils or fatty oils and their use as lubricants; Use as lubricants of single liquid substances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/005—Inductances without magnetic core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H01F21/06—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
    • H01F21/065—Measures for obtaining a desired relation between the position of the core and the inductance
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
    • H03C1/56—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only
    • H03C1/58—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only comprising diodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Networks Using Active Elements (AREA)
GB179538A 1938-01-19 1938-01-19 Improvements in or relating to frequency converters and circuits therefor Expired GB514469A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NL85348D NL85348C (forum.php) 1938-01-19
GB179538A GB514469A (en) 1938-01-19 1938-01-19 Improvements in or relating to frequency converters and circuits therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB179538A GB514469A (en) 1938-01-19 1938-01-19 Improvements in or relating to frequency converters and circuits therefor

Publications (1)

Publication Number Publication Date
GB514469A true GB514469A (en) 1939-11-09

Family

ID=9728142

Family Applications (1)

Application Number Title Priority Date Filing Date
GB179538A Expired GB514469A (en) 1938-01-19 1938-01-19 Improvements in or relating to frequency converters and circuits therefor

Country Status (2)

Country Link
GB (1) GB514469A (forum.php)
NL (1) NL85348C (forum.php)

Also Published As

Publication number Publication date
NL85348C (forum.php)

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