GB306580A - Improvements in or relating to constant frequency control devices suitable for use in picture telegraphy - Google Patents

Improvements in or relating to constant frequency control devices suitable for use in picture telegraphy

Info

Publication number
GB306580A
GB306580A GB3139027A GB3139027A GB306580A GB 306580 A GB306580 A GB 306580A GB 3139027 A GB3139027 A GB 3139027A GB 3139027 A GB3139027 A GB 3139027A GB 306580 A GB306580 A GB 306580A
Authority
GB
United Kingdom
Prior art keywords
frequency
relating
constant frequency
control devices
frequency control
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
GB3139027A
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 NL30181D priority Critical patent/NL30181C/xx
Application filed by Individual filed Critical Individual
Priority to GB3139027A priority patent/GB306580A/en
Publication of GB306580A publication Critical patent/GB306580A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03B19/12—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 division only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
GB3139027A 1927-11-22 1927-11-22 Improvements in or relating to constant frequency control devices suitable for use in picture telegraphy Expired GB306580A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NL30181D NL30181C (enrdf_load_stackoverflow) 1927-11-22
GB3139027A GB306580A (en) 1927-11-22 1927-11-22 Improvements in or relating to constant frequency control devices suitable for use in picture telegraphy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3139027A GB306580A (en) 1927-11-22 1927-11-22 Improvements in or relating to constant frequency control devices suitable for use in picture telegraphy

Publications (1)

Publication Number Publication Date
GB306580A true GB306580A (en) 1929-02-22

Family

ID=10322380

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3139027A Expired GB306580A (en) 1927-11-22 1927-11-22 Improvements in or relating to constant frequency control devices suitable for use in picture telegraphy

Country Status (2)

Country Link
GB (1) GB306580A (enrdf_load_stackoverflow)
NL (1) NL30181C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL30181C (enrdf_load_stackoverflow)

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