CA977840A - Remote dc-supply for repeater amplifiers - Google Patents

Remote dc-supply for repeater amplifiers

Info

Publication number: CA977840A
Authority: CA; Canada
Prior art keywords: remote; supply; repeater amplifiers; repeater; amplifiers
Prior art date: 1972-06-01
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

CA170,746A

Other versions

CA170746S (en

Inventor

Lodovicus F. Dert

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

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.)

1972-06-01

Filing date

1973-04-30

Publication date

1975-11-11

1973-04-30 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1975-11-11 Application granted granted Critical

1975-11-11 Publication of CA977840A publication Critical patent/CA977840A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/44—Arrangements for feeding power to a repeater along the transmission line
- 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

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Power Engineering (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Amplifiers (AREA)

CA170,746A 1972-06-01 1973-04-30 Remote dc-supply for repeater amplifiers Expired CA977840A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL7207393A NL7207393A (en)	1972-06-01	1972-06-01

Publications (1)

Publication Number	Publication Date
CA977840A true CA977840A (en)	1975-11-11

Family

ID=19816182

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA170,746A Expired CA977840A (en)	1972-06-01	1973-04-30	Remote dc-supply for repeater amplifiers

Country Status (10)

Country	Link
AT (1)	AT331310B (en)
BE (1)	BE800322A (en)
CA (1)	CA977840A (en)
CH (1)	CH558112A (en)
DE (1)	DE2324114C3 (en)
DK (1)	DK129180B (en)
FR (1)	FR2186785B1 (en)
GB (1)	GB1413864A (en)
NL (1)	NL7207393A (en)
SE (1)	SE389589B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2533383A1 (en) *	1982-09-17	1984-03-23	Prigent Jean Pierre	Improvement to the repeater for a symmetric pair line.

1972
- 1972-06-01 NL NL7207393A patent/NL7207393A/xx not_active Application Discontinuation
1973
- 1973-04-30 CA CA170,746A patent/CA977840A/en not_active Expired
- 1973-05-12 DE DE19732324114 patent/DE2324114C3/en not_active Expired
- 1973-05-29 SE SE7307635A patent/SE389589B/en unknown
- 1973-05-29 GB GB2535873A patent/GB1413864A/en not_active Expired
- 1973-05-29 CH CH774473A patent/CH558112A/en not_active IP Right Cessation
- 1973-05-29 AT AT468573A patent/AT331310B/en not_active IP Right Cessation
- 1973-05-29 DK DK297873A patent/DK129180B/en unknown
- 1973-05-30 BE BE131766A patent/BE800322A/en not_active IP Right Cessation
- 1973-05-30 FR FR7319649A patent/FR2186785B1/fr not_active Expired

Also Published As

Publication number	Publication date
ATA468573A (en)	1975-11-15
SE389589B (en)	1976-11-08
CH558112A (en)	1975-01-15
GB1413864A (en)	1975-11-12
FR2186785A1 (en)	1974-01-11
DE2324114A1 (en)	1973-12-13
BE800322A (en)	1973-11-30
NL7207393A (en)	1973-12-04
DK129180C (en)	1975-01-13
DE2324114C3 (en)	1985-12-05
AT331310B (en)	1976-08-10
FR2186785B1 (en)	1976-05-28
DE2324114B2 (en)	1978-08-03
DK129180B (en)	1974-09-02

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