DK107950C - Forstærker til tovejs samtaleforbindelse. - Google Patents

Forstærker til tovejs samtaleforbindelse.

Info

Publication number
DK107950C
DK107950C DK227259AA DK227259A DK107950C DK 107950 C DK107950 C DK 107950C DK 227259A A DK227259A A DK 227259AA DK 227259 A DK227259 A DK 227259A DK 107950 C DK107950 C DK 107950C
Authority
DK
Denmark
Prior art keywords
amplifier
call connection
way call
way
connection
Prior art date
Application number
DK227259AA
Other languages
English (en)
Original Assignee
Gylling & 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 & Co Ab filed Critical Gylling & Co Ab
Application granted granted Critical
Publication of DK107950C publication Critical patent/DK107950C/da

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)
DK227259AA 1958-06-25 1959-06-25 Forstærker til tovejs samtaleforbindelse. DK107950C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE599258 1958-06-25
SE1108958 1958-11-29

Publications (1)

Publication Number Publication Date
DK107950C true DK107950C (da) 1967-07-24

Family

ID=26654667

Family Applications (1)

Application Number Title Priority Date Filing Date
DK227259AA DK107950C (da) 1958-06-25 1959-06-25 Forstærker til tovejs samtaleforbindelse.

Country Status (4)

Country Link
US (1) US3045074A (da)
BE (1) BE579845A (da)
CH (1) CH372714A (da)
DK (1) DK107950C (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3706862A (en) * 1971-06-28 1972-12-19 Lorain Prod Corp Amplifier circuit for transmission lines
US5471527A (en) * 1993-12-02 1995-11-28 Dsc Communications Corporation Voice enhancement system and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2273945A (en) * 1941-04-16 1942-02-24 Bell Telephone Labor Inc Two-way speech transmission
US2472211A (en) * 1945-12-13 1949-06-07 Automatic Elect Lab Antisinging gain controlled repeater

Also Published As

Publication number Publication date
BE579845A (fr) 1959-10-16
CH372714A (de) 1963-10-31
US3045074A (en) 1962-07-17

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