CH212074A - Radio reception circuit with pre-regulated voting elements. - Google Patents
Radio reception circuit with pre-regulated voting elements.Info
- Publication number
- CH212074A CH212074A CH212074DA CH212074A CH 212074 A CH212074 A CH 212074A CH 212074D A CH212074D A CH 212074DA CH 212074 A CH212074 A CH 212074A
- Authority
- CH
- Switzerland
- Prior art keywords
- regulated
- reception circuit
- radio reception
- voting elements
- voting
- Prior art date
Links
Classifications
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US199106A US2209959A (en) | 1938-03-31 | 1938-03-31 | Radio receiving system |
Publications (1)
Publication Number | Publication Date |
---|---|
CH212074A true CH212074A (en) | 1940-10-31 |
Family
ID=22736240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH212074D CH212074A (en) | 1938-03-31 | 1939-03-29 | Radio reception circuit with pre-regulated voting elements. |
Country Status (2)
Country | Link |
---|---|
US (1) | US2209959A (en) |
CH (1) | CH212074A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2491808A (en) * | 1942-08-06 | 1949-12-20 | Gen Electric | Multichannel radio and television receiver |
US2606285A (en) * | 1942-11-23 | 1952-08-05 | Fr Des Telecomm Soc | Double heterodyne radio receiver |
US2494934A (en) * | 1944-07-04 | 1950-01-17 | Union Switch & Signal Co | Direct reading capacity meter |
US2507576A (en) * | 1945-01-19 | 1950-05-16 | Avco Mfg Corp | Push-button tuner for radio receivers |
US2597142A (en) * | 1945-12-20 | 1952-05-20 | Cossor Ltd A C | Radio receiver circuits |
US2646500A (en) * | 1947-03-15 | 1953-07-21 | Rca Corp | High-frequency tuner |
US2609492A (en) * | 1948-03-13 | 1952-09-02 | Hazeltine Research Inc | Tunable superheterodyne superregenerative receiver |
US2601467A (en) * | 1948-08-31 | 1952-06-24 | Rca Corp | Triode mixer construction |
US2629817A (en) * | 1948-10-23 | 1953-02-24 | Zenith Radio Corp | Superheterodyne receiving system |
US2758207A (en) * | 1951-11-27 | 1956-08-07 | Itt | Variable frequency oscillator |
-
1938
- 1938-03-31 US US199106A patent/US2209959A/en not_active Expired - Lifetime
-
1939
- 1939-03-29 CH CH212074D patent/CH212074A/en unknown
Also Published As
Publication number | Publication date |
---|---|
US2209959A (en) | 1940-08-06 |
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