GB147848A - An improved arrangement for operating direct current relays by means of electrical oscillations - Google Patents

An improved arrangement for operating direct current relays by means of electrical oscillations

Info

Publication number
GB147848A
GB147848A GB19900/20A GB1990020A GB147848A GB 147848 A GB147848 A GB 147848A GB 19900/20 A GB19900/20 A GB 19900/20A GB 1990020 A GB1990020 A GB 1990020A GB 147848 A GB147848 A GB 147848A
Authority
GB
United Kingdom
Prior art keywords
current
direct current
improved arrangement
electrical oscillations
relay
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
GB19900/20A
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.)
Telefunken AG
Original Assignee
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
Publication of GB147848A publication Critical patent/GB147848A/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
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/06—Demodulator circuits; Receiver circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Radio Relay Systems (AREA)
GB19900/20A 1916-02-08 1920-07-09 An improved arrangement for operating direct current relays by means of electrical oscillations Expired GB147848A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE300013T 1916-02-08

Publications (1)

Publication Number Publication Date
GB147848A true GB147848A (en) 1921-08-11

Family

ID=6091503

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19900/20A Expired GB147848A (en) 1916-02-08 1920-07-09 An improved arrangement for operating direct current relays by means of electrical oscillations

Country Status (2)

Country Link
DE (1) DE300013C (cs)
GB (1) GB147848A (cs)

Also Published As

Publication number Publication date
DE300013C (cs)

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