CH214508A - Prüfschaltung in Trägerfrequenzgerät. - Google Patents

Prüfschaltung in Trägerfrequenzgerät.

Info

Publication number
CH214508A
CH214508A CH214508DA CH214508A CH 214508 A CH214508 A CH 214508A CH 214508D A CH214508D A CH 214508DA CH 214508 A CH214508 A CH 214508A
Authority
CH
Switzerland
Prior art keywords
carrier frequency
test circuit
frequency device
test
circuit
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Aktiengesellschaft C Lorenz
Original Assignee
Lorenz C 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 Lorenz C Ag filed Critical Lorenz C Ag
Publication of CH214508A publication Critical patent/CH214508A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/40—Applications of speech amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/16—Monitoring arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
CH214508D 1939-01-24 1939-12-22 Prüfschaltung in Trägerfrequenzgerät. CH214508A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE214508X 1939-01-24

Publications (1)

Publication Number Publication Date
CH214508A true CH214508A (de) 1941-04-30

Family

ID=5819084

Family Applications (1)

Application Number Title Priority Date Filing Date
CH214508D CH214508A (de) 1939-01-24 1939-12-22 Prüfschaltung in Trägerfrequenzgerät.

Country Status (3)

Country Link
CH (1) CH214508A (pm)
FR (1) FR868660A (pm)
NL (1) NL55659C (pm)

Also Published As

Publication number Publication date
NL55659C (pm)
FR868660A (fr) 1942-01-12

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