BE476551A - - Google Patents
Info
- Publication number
- BE476551A BE476551A BE476551DA BE476551A BE 476551 A BE476551 A BE 476551A BE 476551D A BE476551D A BE 476551DA BE 476551 A BE476551 A BE 476551A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/12—Electrically-operated arrangements for indicating correct tuning
- H03J3/14—Visual indication, e.g. magic eye
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US378627A US2333990A (en) | 1941-02-12 | 1941-02-12 | Tuning indication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE476551A true BE476551A (en:Method) |
Family
ID=23493881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE476551D BE476551A (en:Method) | 1941-02-12 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2333990A (en:Method) |
| BE (1) | BE476551A (en:Method) |
| DE (1) | DE742357C (en:Method) |
| FR (1) | FR950309A (en:Method) |
| GB (1) | GB554388A (en:Method) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2513786A (en) * | 1945-02-14 | 1950-07-04 | Rca Corp | Receiver system |
| US2477962A (en) * | 1945-09-12 | 1949-08-02 | Press Wireless Inc | Frequency shift tuning indicator system |
| US2495326A (en) * | 1945-12-05 | 1950-01-24 | Rca Corp | Tuning indicator and tuning control |
| US2477963A (en) * | 1946-02-06 | 1949-08-02 | Press Wireless Inc | Frequency discriminator for carrier shift signaling systems and the like |
| US2525780A (en) * | 1947-01-14 | 1950-10-17 | Charles E Dennis | Electrical frequency discriminator circuit |
| US2585907A (en) * | 1947-06-26 | 1952-02-19 | Engineering Res Corp | Transmitting and receiving apparatus for electromagnetic prospecting |
| US2586880A (en) * | 1949-11-12 | 1952-02-26 | Standard Telephones Cables Ltd | Resonance indicator |
| DE969273C (de) * | 1950-05-03 | 1958-05-14 | Blaupunkt Werke Gmbh | Auf FM-UKW-Bereich oder AM-Rundfunkbereich umschaltbares Empfangsgeraet |
| US2755442A (en) * | 1951-12-17 | 1956-07-17 | Collins Radio Co | Frequency discriminator |
-
0
- BE BE476551D patent/BE476551A/xx unknown
-
1941
- 1941-02-12 US US378627A patent/US2333990A/en not_active Expired - Lifetime
-
1942
- 1942-02-09 GB GB1679/42A patent/GB554388A/en not_active Expired
- 1942-02-10 DE DEL106773D patent/DE742357C/de not_active Expired
-
1946
- 1946-10-22 FR FR950309D patent/FR950309A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2333990A (en) | 1943-11-09 |
| DE742357C (de) | 1943-11-30 |
| FR950309A (fr) | 1949-09-23 |
| GB554388A (en) | 1943-07-01 |