FR1587243A - - Google Patents

Info

Publication number
FR1587243A
FR1587243A FR1587243DA FR1587243A FR 1587243 A FR1587243 A FR 1587243A FR 1587243D A FR1587243D A FR 1587243DA FR 1587243 A FR1587243 A FR 1587243A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1587243A publication Critical patent/FR1587243A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/62—Two-way amplifiers
    • H03F3/64—Two-way amplifiers with tubes only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Transceivers (AREA)
FR1587243D 1967-10-26 1968-10-25 Expired FR1587243A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67835267A 1967-10-26 1967-10-26

Publications (1)

Publication Number Publication Date
FR1587243A true FR1587243A (fr) 1970-03-13

Family

ID=24722434

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1587243D Expired FR1587243A (fr) 1967-10-26 1968-10-25

Country Status (8)

Country Link
US (1) US3502823A (fr)
JP (1) JPS4840284B1 (fr)
BE (1) BE722889A (fr)
DE (1) DE1804410B2 (fr)
FR (1) FR1587243A (fr)
GB (1) GB1241304A (fr)
NL (1) NL158336B (fr)
SE (1) SE335876B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3824344A (en) * 1973-03-22 1974-07-16 Bell Telephone Labor Inc Conference bridge circuit
JPS5332583U (fr) * 1976-08-27 1978-03-22

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2825764A (en) * 1954-02-24 1958-03-04 Bell Telephone Labor Inc Cross-control compandor used as echo suppressors

Also Published As

Publication number Publication date
NL6815211A (fr) 1969-04-29
US3502823A (en) 1970-03-24
NL158336B (nl) 1978-10-16
BE722889A (fr) 1969-04-01
DE1804410B2 (de) 1972-01-20
SE335876B (fr) 1971-06-14
GB1241304A (en) 1971-08-04
JPS4840284B1 (fr) 1973-11-29
DE1804410A1 (de) 1969-05-14

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Legal Events

Date Code Title Description
ST Notification of lapse