BE455596A - - Google Patents
Info
- Publication number
- BE455596A BE455596A BE455596DA BE455596A BE 455596 A BE455596 A BE 455596A BE 455596D A BE455596D A BE 455596DA BE 455596 A BE455596 A BE 455596A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
- H03J7/14—Controlling the magnetic state of inductor cores
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Circuits Of Receivers In General (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL254962X | 1943-05-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE455596A true BE455596A (zh) |
Family
ID=19781258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE455596D BE455596A (zh) | 1943-05-03 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2483315A (zh) |
| BE (1) | BE455596A (zh) |
| CH (1) | CH254962A (zh) |
| DE (1) | DE869222C (zh) |
| FR (1) | FR903904A (zh) |
| GB (1) | GB630321A (zh) |
| NL (1) | NL75716C (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2847567A (en) * | 1955-06-10 | 1958-08-12 | Hoffman Electronics Corp | Automatic frequency control circuit |
| US3470485A (en) * | 1965-12-28 | 1969-09-30 | Nippon Electric Co | Cascaded transistor amplifiers |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB468834A (en) * | 1935-12-13 | 1937-07-13 | Marconi Wireless Telegraph Co | Improvements in or relating to radio or like carrier wave receivers |
| US2256070A (en) * | 1940-07-09 | 1941-09-16 | Rca Corp | Radio receiving system |
-
0
- BE BE455596D patent/BE455596A/xx unknown
- NL NL75716D patent/NL75716C/xx active
-
1944
- 1944-04-29 DE DEN2171D patent/DE869222C/de not_active Expired
- 1944-05-01 CH CH254962D patent/CH254962A/de unknown
- 1944-05-02 FR FR903904D patent/FR903904A/fr not_active Expired
-
1946
- 1946-04-12 US US661523A patent/US2483315A/en not_active Expired - Lifetime
- 1946-11-08 GB GB33291/46A patent/GB630321A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH254962A (de) | 1948-05-31 |
| FR903904A (fr) | 1945-10-22 |
| NL75716C (zh) | |
| GB630321A (en) | 1949-10-11 |
| DE869222C (de) | 1953-03-02 |
| US2483315A (en) | 1949-09-27 |