CH358833A - Telephonanlage mit Transistorverstärker - Google Patents

Telephonanlage mit Transistorverstärker

Info

Publication number
CH358833A
CH358833A CH358833DA CH358833A CH 358833 A CH358833 A CH 358833A CH 358833D A CH358833D A CH 358833DA CH 358833 A CH358833 A CH 358833A
Authority
CH
Switzerland
Prior art keywords
telephone system
transistor amplifier
amplifier
transistor
telephone
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Hughes Faulkner Alfred
Casper Talcott Horace
Original Assignee
Gen Telephone Lab Inc
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 Gen Telephone Lab Inc filed Critical Gen Telephone Lab Inc
Publication of CH358833A publication Critical patent/CH358833A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/76—Compensating for differences in line impedance

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Amplifiers (AREA)
CH358833D 1956-11-28 1957-11-15 Telephonanlage mit Transistorverstärker CH358833A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US358833XA 1956-11-28 1956-11-28

Publications (1)

Publication Number Publication Date
CH358833A true CH358833A (de) 1961-12-15

Family

ID=21885349

Family Applications (1)

Application Number Title Priority Date Filing Date
CH358833D CH358833A (de) 1956-11-28 1957-11-15 Telephonanlage mit Transistorverstärker

Country Status (5)

Country Link
BE (1) BE562469A (en:Method)
CH (1) CH358833A (en:Method)
DE (1) DE1089418B (en:Method)
FR (1) FR1188597A (en:Method)
GB (1) GB849530A (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126454A (en) * 1959-08-31 1964-03-24 Telephone instrument
NL271741A (en:Method) * 1960-11-24
NL271744A (en:Method) * 1960-11-24
NL271742A (en:Method) * 1960-11-24

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE678028C (de) * 1931-10-05 1939-07-07 Stabilovolt G M B H Schaltung fuer Elektronenroehren zur Abnahme einer negativen Gittervorspannung
AT193438B (de) * 1955-11-03 1957-11-25 Kapsch Telephon Telegraph Fernsprechstation mit Verstärker

Also Published As

Publication number Publication date
GB849530A (en) 1960-09-28
DE1089418B (de) 1960-09-22
FR1188597A (fr) 1959-09-23
BE562469A (en:Method)

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