FR680772A - Transmission system with automatic conjunction or disjunction of additional damping - Google Patents

Transmission system with automatic conjunction or disjunction of additional damping

Info

Publication number
FR680772A
FR680772A FR680772DA FR680772A FR 680772 A FR680772 A FR 680772A FR 680772D A FR680772D A FR 680772DA FR 680772 A FR680772 A FR 680772A
Authority
FR
France
Prior art keywords
disjunction
transmission system
additional damping
automatic
conjunction
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
Other languages
French (fr)
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens 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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR680772A publication Critical patent/FR680772A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
FR680772D 1928-08-25 1929-08-24 Transmission system with automatic conjunction or disjunction of additional damping Expired FR680772A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE317852X 1928-08-25
DES90826D DE510465C (en) 1928-08-25 1929-04-03 Two-way traffic connection

Publications (1)

Publication Number Publication Date
FR680772A true FR680772A (en) 1930-05-06

Family

ID=25798644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR680772D Expired FR680772A (en) 1928-08-25 1929-08-24 Transmission system with automatic conjunction or disjunction of additional damping

Country Status (2)

Country Link
DE (1) DE510465C (en)
FR (1) FR680772A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE744088C (en) * 1938-05-10 1944-01-08 Siemens Ag Loudspeaker system with feedback lock

Also Published As

Publication number Publication date
DE510465C (en) 1930-10-20

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