FR637815A - Dispositif radio-électrique d'accord - Google Patents

Dispositif radio-électrique d'accord

Info

Publication number: FR637815A
Authority: FR; France
Prior art keywords: radio; tuning device; electric tuning; electric; tuning
Prior art date: 1927-07-20
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

Other languages

English (en)

Inventor

Andre Leandre

Andre Dugerie

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.)

1927-07-20

Filing date

1927-07-20

Publication date

1928-05-09

1927-07-20 Application filed filed Critical

1928-05-09 Application granted granted Critical

1928-05-09 Publication of FR637815A publication Critical patent/FR637815A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
- H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
- H03H2/008—Receiver or amplifier input circuits
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/06—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges
- H03J3/08—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges by varying a second parameter simultaneously with the tuning, e.g. coupling bandpass filter

FR637815D 1927-07-20 1927-07-20 Dispositif radio-électrique d'accord Expired FR637815A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR637815T		1927-07-20

Publications (1)

Publication Number	Publication Date
FR637815A true FR637815A (fr)	1928-05-09

Family

ID=8995574

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR637815D Expired FR637815A (fr)	1927-07-20	1927-07-20	Dispositif radio-électrique d'accord

Country Status (1)

Country	Link
FR (1)	FR637815A (fr)

1927
- 1927-07-20 FR FR637815D patent/FR637815A/fr not_active Expired

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