FR1503218A - Separation circuit - Google Patents

Separation circuit

Info

Publication number
FR1503218A
FR1503218A FR86095A FR86095A FR1503218A FR 1503218 A FR1503218 A FR 1503218A FR 86095 A FR86095 A FR 86095A FR 86095 A FR86095 A FR 86095A FR 1503218 A FR1503218 A FR 1503218A
Authority
FR
France
Prior art keywords
separation circuit
separation
circuit
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
FR86095A
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.)
Gylling and Co AB
Original Assignee
Gylling and Co AB
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 Gylling and Co AB filed Critical Gylling and Co AB
Application granted granted Critical
Publication of FR1503218A publication Critical patent/FR1503218A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/58—Anti-side-tone circuits
    • H04M1/585—Anti-side-tone circuits implemented without inductive element
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/001—Two-way communication systems between a limited number of parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Circuit For Audible Band Transducer (AREA)
FR86095A 1965-12-16 1966-12-05 Separation circuit Expired FR1503218A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE16307/65A SE316804B (en) 1965-12-16 1965-12-16

Publications (1)

Publication Number Publication Date
FR1503218A true FR1503218A (en) 1967-11-24

Family

ID=20302033

Family Applications (1)

Application Number Title Priority Date Filing Date
FR86095A Expired FR1503218A (en) 1965-12-16 1966-12-05 Separation circuit

Country Status (6)

Country Link
US (1) US3513259A (en)
DE (1) DE1487228A1 (en)
FR (1) FR1503218A (en)
GB (1) GB1119268A (en)
NL (2) NL6617469A (en)
SE (1) SE316804B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2404344A1 (en) * 1977-09-27 1979-04-20 Jeumont Schneider SUBSCRIBER ELECTRONIC EQUIPMENT, WITH TWO-WIRE-FOUR-WIRE CONVERSION CIRCUIT, FOR TELEPHONE CENTER
DE2840250C2 (en) * 1978-09-15 1983-01-20 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for a line-fed loudspeaker station

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3041411A (en) * 1958-06-10 1962-06-26 Donald C Beatty Automatic, circuit-condition-change-responsive, on-off control for loudspeaking telephone and the like
US3075045A (en) * 1960-08-29 1963-01-22 Bell Telephone Labor Inc Speakerphone

Also Published As

Publication number Publication date
US3513259A (en) 1970-05-19
SE316804B (en) 1969-11-03
NL6617469A (en) 1967-06-19
GB1119268A (en) 1968-07-10
NL136415C (en)
DE1487228A1 (en) 1969-04-03

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