CH265982A - Empfangseinrichtung für Wechselstromsignale. - Google Patents

Empfangseinrichtung für Wechselstromsignale.

Info

Publication number
CH265982A
CH265982A CH265982DA CH265982A CH 265982 A CH265982 A CH 265982A CH 265982D A CH265982D A CH 265982DA CH 265982 A CH265982 A CH 265982A
Authority
CH
Switzerland
Prior art keywords
receiving device
alternating current
current signals
signals
alternating
Prior art date
Application number
Other languages
English (en)
Inventor
Ag Standard Telephon Und Radio
Original Assignee
Standard Telephon & Radio Ag
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 Standard Telephon & Radio Ag filed Critical Standard Telephon & Radio Ag
Publication of CH265982A publication Critical patent/CH265982A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
    • H04Q1/4465—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency the same frequency being used for all signalling information, e.g. A.C. nr.9 system

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Devices For Supply Of Signal Current (AREA)
CH265982D 1944-02-11 1945-09-19 Empfangseinrichtung für Wechselstromsignale. CH265982A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2539/44A GB582942A (en) 1944-02-11 1944-02-11 Improvements in or relating to electric signalling systems

Publications (1)

Publication Number Publication Date
CH265982A true CH265982A (de) 1949-12-31

Family

ID=27799322

Family Applications (1)

Application Number Title Priority Date Filing Date
CH265982D CH265982A (de) 1944-02-11 1945-09-19 Empfangseinrichtung für Wechselstromsignale.

Country Status (5)

Country Link
US (1) US2510062A (de)
BE (1) BE465609A (de)
CH (1) CH265982A (de)
FR (1) FR970484A (de)
GB (1) GB582942A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR973819A (de) * 1947-10-29 1951-02-15
US2686841A (en) * 1950-10-13 1954-08-17 Itt Block coupler
US20080316784A1 (en) * 2007-06-22 2008-12-25 Cebry George L Isolated radiation hardened electronics on/off control circuit

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2059562A (en) * 1936-11-03 Gas-filled tube telegraph
US2038199A (en) * 1935-01-26 1936-04-21 Bell Telephone Labor Inc Signal transmission circuit
US2022030A (en) * 1935-02-16 1935-11-26 Bell Telephone Labor Inc Signaling system
US2229125A (en) * 1937-07-06 1941-01-21 Pray George Emerson Electronic high speed keyer
US2287926A (en) * 1938-03-04 1942-06-30 Rca Corp Signal actuated alarm circuit
US2361845A (en) * 1938-05-07 1944-10-31 Gen Electric Electric valve circuit
GB560132A (en) * 1942-09-17 1944-03-21 Automatic Telephone & Elect Improvements in or relating to telephone systems
US2424999A (en) * 1943-03-13 1947-08-05 Standard Telephones Cables Ltd Pulse generating system

Also Published As

Publication number Publication date
FR970484A (fr) 1951-01-04
GB582942A (en) 1946-12-03
BE465609A (de)
US2510062A (en) 1950-06-06

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