FR967551A - Récepteur radiophonique accordable sur un certain nombre de gammes de longueurs d'onde - Google Patents
Récepteur radiophonique accordable sur un certain nombre de gammes de longueurs d'ondeInfo
- Publication number
- FR967551A FR967551A FR967551DA FR967551A FR 967551 A FR967551 A FR 967551A FR 967551D A FR967551D A FR 967551DA FR 967551 A FR967551 A FR 967551A
- Authority
- FR
- France
- Prior art keywords
- radio receiver
- wavelength ranges
- tunable over
- receiver tunable
- over
- 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
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/10—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being vacuum tube
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL653031X | 1947-06-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR967551A true FR967551A (fr) | 1950-11-07 |
Family
ID=19795139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR967551D Expired FR967551A (fr) | 1947-06-14 | 1948-06-11 | Récepteur radiophonique accordable sur un certain nombre de gammes de longueurs d'onde |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE483111A (da) |
DE (1) | DE855419C (da) |
FR (1) | FR967551A (da) |
GB (1) | GB653031A (da) |
NL (1) | NL73503C (da) |
-
0
- BE BE483111D patent/BE483111A/xx unknown
- NL NL73503D patent/NL73503C/xx active
-
1948
- 1948-06-11 FR FR967551D patent/FR967551A/fr not_active Expired
- 1948-06-11 GB GB15759/48A patent/GB653031A/en not_active Expired
- 1948-12-23 DE DEP26165A patent/DE855419C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE483111A (da) | |
GB653031A (en) | 1951-05-09 |
NL73503C (da) | |
DE855419C (de) | 1952-11-13 |
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