FI790944A - Bryggfoerstaerkare - Google Patents

Bryggfoerstaerkare

Info

Publication number
FI790944A
FI790944A FI790944A FI790944A FI790944A FI 790944 A FI790944 A FI 790944A FI 790944 A FI790944 A FI 790944A FI 790944 A FI790944 A FI 790944A FI 790944 A FI790944 A FI 790944A
Authority
FI
Finland
Prior art keywords
bryggfoerstaerkare
Prior art date
Application number
FI790944A
Other languages
English (en)
Finnish (fi)
Inventor
Peter Fred Blomley
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of FI790944A publication Critical patent/FI790944A/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6025—Substation equipment, e.g. for use by subscribers including speech amplifiers implemented as integrated speech networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FI790944A 1978-11-08 1979-03-20 Bryggfoerstaerkare FI790944A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7843602A GB2034555B (en) 1978-11-08 1978-11-08 Bridge amplifier

Publications (1)

Publication Number Publication Date
FI790944A true FI790944A (fi) 1980-05-09

Family

ID=10500875

Family Applications (1)

Application Number Title Priority Date Filing Date
FI790944A FI790944A (fi) 1978-11-08 1979-03-20 Bryggfoerstaerkare

Country Status (36)

Country Link
US (1) US4286123A (fr)
JP (1) JPS5566153A (fr)
AR (1) AR217354A1 (fr)
AT (1) AT376090B (fr)
AU (1) AU518350B2 (fr)
BE (1) BE879902A (fr)
BR (1) BR7901163A (fr)
CA (1) CA1149980A (fr)
CH (1) CH647114A5 (fr)
DD (1) DD141383A5 (fr)
DE (1) DE2856072C3 (fr)
DK (1) DK101079A (fr)
EG (1) EG14801A (fr)
ES (1) ES476608A1 (fr)
FI (1) FI790944A (fr)
FR (1) FR2441301A1 (fr)
GB (1) GB2034555B (fr)
GR (1) GR66659B (fr)
HK (1) HK49787A (fr)
HU (1) HU177459B (fr)
IL (1) IL56530A0 (fr)
IN (1) IN150998B (fr)
IT (1) IT1192686B (fr)
MX (1) MX146725A (fr)
NL (1) NL7812201A (fr)
NO (1) NO145811C (fr)
NZ (1) NZ189634A (fr)
PH (1) PH16061A (fr)
PL (1) PL125280B1 (fr)
PT (1) PT69609A (fr)
RO (1) RO80675A (fr)
SE (2) SE437452B (fr)
SU (1) SU1088677A3 (fr)
TR (1) TR20841A (fr)
YU (1) YU305478A (fr)
ZA (1) ZA79281B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2057815B (en) * 1979-08-31 1983-08-10 Standard Telephones Cables Ltd Electronic telephone circuit
US4536888A (en) * 1981-08-21 1985-08-20 Plantronics, Inc. Voice communication instrument system with line-powered receiver conditioning circuit
NL8304312A (nl) * 1983-12-15 1985-07-01 Philips Nv Telefooncircuit met klasse-b versterker.
JP3404848B2 (ja) * 1993-12-21 2003-05-12 ソニー株式会社 半導体装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3175050A (en) * 1960-03-21 1965-03-23 Nat Company Inc Bi-directional signal circuit
US3238310A (en) * 1961-02-13 1966-03-01 Rca Corp Bidirectional amplifiers
US3359378A (en) * 1964-09-28 1967-12-19 Sanders Associates Inc Two-way amplifier
US3529099A (en) * 1967-05-10 1970-09-15 Itt Telephone subset with resistive hybrid network
US3573402A (en) * 1969-03-25 1971-04-06 Lorain Prod Corp Bidirectional additive amplifier
NL6916988A (fr) * 1969-11-11 1971-05-13
NL7200294A (fr) * 1972-01-08 1973-07-10
NL7307296A (fr) * 1973-05-25 1974-11-27
US3882274A (en) * 1974-02-28 1975-05-06 Regents State Of Florida Board Bidirectional digital amplifier
US4004091A (en) * 1975-06-26 1977-01-18 Motorola, Inc. Bidirectional line driver
DE2536201C2 (de) * 1975-08-13 1982-06-03 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schaltungsanordnung für Fernmeldeanlagen insbesondere für Fernsprechapparate zur Abgabe von Wählimpulsen mit einem Transistor

Also Published As

Publication number Publication date
DK101079A (da) 1980-05-09
NL7812201A (nl) 1980-05-12
AU518350B2 (en) 1981-09-24
GR66659B (fr) 1981-04-07
TR20841A (tr) 1982-10-19
SE8404228D0 (sv) 1984-08-24
HK49787A (en) 1987-07-03
JPH0228943B2 (fr) 1990-06-27
PL213320A1 (fr) 1980-05-19
NO145811C (no) 1982-06-09
GB2034555A (en) 1980-06-04
NO145811B (no) 1982-02-22
CA1149980A (fr) 1983-07-12
YU305478A (en) 1983-04-30
EG14801A (en) 1985-03-31
PL125280B1 (en) 1983-04-30
NZ189634A (en) 1981-05-15
DE2856072A1 (de) 1980-05-14
IL56530A0 (en) 1979-03-12
CH647114A5 (de) 1984-12-28
SE437452B (sv) 1985-02-25
FR2441301B1 (fr) 1983-12-30
PT69609A (en) 1979-06-01
IN150998B (fr) 1983-02-12
PH16061A (en) 1983-06-09
SE8404228L (sv) 1984-08-24
DE2856072C3 (de) 1986-10-23
AR217354A1 (es) 1980-03-14
DD141383A5 (de) 1980-04-23
SU1088677A3 (ru) 1984-04-23
US4286123A (en) 1981-08-25
BR7901163A (pt) 1980-10-29
IT7919775A0 (it) 1979-02-01
GB2034555B (en) 1983-03-02
ES476608A1 (es) 1979-12-16
BE879902A (nl) 1980-05-08
AT376090B (de) 1984-10-10
AU4264278A (en) 1980-05-15
RO80675A (fr) 1983-02-01
FR2441301A1 (fr) 1980-06-06
SE7902675L (sv) 1980-05-09
JPS5566153A (en) 1980-05-19
MX146725A (es) 1982-08-03
DE2856072B2 (de) 1980-08-28
HU177459B (en) 1981-10-28
ATA922178A (de) 1984-02-15
IT1192686B (it) 1988-05-04
ZA79281B (en) 1980-01-30
NO784313L (no) 1980-05-09

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: STC PLC.