GB613605A - Improvements in or relating to control arrangements for telegraph transmitters - Google Patents

Improvements in or relating to control arrangements for telegraph transmitters

Info

Publication number
GB613605A
GB613605A GB1825646A GB1825646A GB613605A GB 613605 A GB613605 A GB 613605A GB 1825646 A GB1825646 A GB 1825646A GB 1825646 A GB1825646 A GB 1825646A GB 613605 A GB613605 A GB 613605A
Authority
GB
United Kingdom
Prior art keywords
transmitter
frequency
spacing
bridge
oscillator
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
GB1825646A
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.)
LOUIS JOHN HEATON ARMSTRONG
STC PLC
Original Assignee
LOUIS JOHN HEATON ARMSTRONG
Standard Telephone and Cables PLC
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 FR957765D priority Critical patent/FR957765A/fr
Application filed by LOUIS JOHN HEATON ARMSTRONG, Standard Telephone and Cables PLC filed Critical LOUIS JOHN HEATON ARMSTRONG
Priority to GB1825646A priority patent/GB613605A/en
Priority to ES0178443A priority patent/ES178443A1/es
Publication of GB613605A publication Critical patent/GB613605A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Selective Calling Equipment (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
GB1825646A 1946-06-18 1946-06-18 Improvements in or relating to control arrangements for telegraph transmitters Expired GB613605A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR957765D FR957765A (enrdf_load_stackoverflow) 1946-06-18
GB1825646A GB613605A (en) 1946-06-18 1946-06-18 Improvements in or relating to control arrangements for telegraph transmitters
ES0178443A ES178443A1 (es) 1946-06-18 1947-06-14 Perfeccionamientos en los circuitos de control a distancia de transmisores radiotelegraficos

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1825646A GB613605A (en) 1946-06-18 1946-06-18 Improvements in or relating to control arrangements for telegraph transmitters

Publications (1)

Publication Number Publication Date
GB613605A true GB613605A (en) 1948-12-01

Family

ID=10109338

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1825646A Expired GB613605A (en) 1946-06-18 1946-06-18 Improvements in or relating to control arrangements for telegraph transmitters

Country Status (3)

Country Link
ES (1) ES178443A1 (enrdf_load_stackoverflow)
FR (1) FR957765A (enrdf_load_stackoverflow)
GB (1) GB613605A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
ES178443A1 (es) 1947-08-01
FR957765A (enrdf_load_stackoverflow) 1950-02-25

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