CA979083A - Bridge biasing circuit for line powered amplifier - Google Patents

Bridge biasing circuit for line powered amplifier

Info

Publication number
CA979083A
CA979083A CA148,660A CA148660A CA979083A CA 979083 A CA979083 A CA 979083A CA 148660 A CA148660 A CA 148660A CA 979083 A CA979083 A CA 979083A
Authority
CA
Canada
Prior art keywords
biasing circuit
line powered
powered amplifier
bridge
bridge biasing
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
CA148,660A
Other languages
English (en)
Other versions
CA148660S (en
Inventor
Peter O. Schuh
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.)
AT&T Corp
Original Assignee
Western Electric Co 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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA979083A publication Critical patent/CA979083A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • 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
    • H04M1/6008—Substation equipment, e.g. for use by subscribers including speech amplifiers in the transmitter circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
CA148,660A 1972-01-20 1972-08-03 Bridge biasing circuit for line powered amplifier Expired CA979083A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21946672A 1972-01-20 1972-01-20

Publications (1)

Publication Number Publication Date
CA979083A true CA979083A (en) 1975-12-02

Family

ID=22819375

Family Applications (1)

Application Number Title Priority Date Filing Date
CA148,660A Expired CA979083A (en) 1972-01-20 1972-08-03 Bridge biasing circuit for line powered amplifier

Country Status (9)

Country Link
US (1) US3743956A (fr)
JP (1) JPS5230201B2 (fr)
BE (1) BE794023A (fr)
CA (1) CA979083A (fr)
DE (1) DE2302575B2 (fr)
ES (1) ES411074A1 (fr)
FR (1) FR2168549B1 (fr)
GB (1) GB1387103A (fr)
IT (1) IT974461B (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE560458A (fr) * 1954-02-08
US2945133A (en) * 1955-11-14 1960-07-12 Honeywell Regulator Co Transistor circuit
US3100877A (en) * 1960-12-27 1963-08-13 Honeywell Regulator Co Transistor amplifier with constant input impedance
GB1124629A (en) * 1965-12-23 1968-08-21 Int Standard Electric Corp A transistorised subscriber's telephone circuit

Also Published As

Publication number Publication date
GB1387103A (en) 1975-03-12
US3743956A (en) 1973-07-03
JPS5230201B2 (fr) 1977-08-06
FR2168549B1 (fr) 1976-11-05
DE2302575B2 (de) 1976-04-08
DE2302575A1 (de) 1973-07-26
IT974461B (it) 1974-06-20
ES411074A1 (es) 1976-01-01
JPS4883707A (fr) 1973-11-08
FR2168549A1 (fr) 1973-08-31
BE794023A (fr) 1973-05-02

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