FI40475B - - Google Patents

Info

Publication number
FI40475B
FI40475B FI98463A FI98463A FI40475B FI 40475 B FI40475 B FI 40475B FI 98463 A FI98463 A FI 98463A FI 98463 A FI98463 A FI 98463A FI 40475 B FI40475 B FI 40475B
Authority
FI
Finland
Application number
FI98463A
Other languages
Finnish (fi)
Inventor
H Ritz
Original Assignee
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 Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of FI40475B publication Critical patent/FI40475B/fi

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
    • 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
    • H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FI98463A 1962-05-30 1963-05-13 FI40475B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES79696A DE1165670B (de) 1962-05-30 1962-05-30 Schaltungsanordnung zum automatischen ausregeln des Daempfungsunterschiedes verschiedener Fernsprechteilnehmeranschluesse

Publications (1)

Publication Number Publication Date
FI40475B true FI40475B (fr) 1968-10-31

Family

ID=7508380

Family Applications (1)

Application Number Title Priority Date Filing Date
FI98463A FI40475B (fr) 1962-05-30 1963-05-13

Country Status (6)

Country Link
BE (1) BE633073A (fr)
CH (1) CH401164A (fr)
DE (1) DE1165670B (fr)
FI (1) FI40475B (fr)
GB (1) GB1010526A (fr)
SE (1) SE311030B (fr)

Also Published As

Publication number Publication date
DE1165670B (de) 1964-03-19
GB1010526A (en) 1965-11-17
BE633073A (fr)
CH401164A (de) 1965-10-31
SE311030B (fr) 1969-05-27

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