BE640959A - - Google Patents
Info
- Publication number
- BE640959A BE640959A BE640959A BE640959A BE640959A BE 640959 A BE640959 A BE 640959A BE 640959 A BE640959 A BE 640959A BE 640959 A BE640959 A BE 640959A BE 640959 A BE640959 A BE 640959A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- H04B1/26—Circuits for superheterodyne receivers
-
- 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
- H03J7/08—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 using varactors, i.e. voltage variable reactive diodes
- H03J7/10—Modification of automatic frequency control sensitivity or linearising automatic frequency control operation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEST20075A DE1177218B (de) | 1962-12-08 | 1962-12-08 | Schaltung zur Frequenznachstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE640959A true BE640959A (en:Method) | 1964-06-09 |
Family
ID=7458435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE640959A BE640959A (en:Method) | 1962-12-08 | 1963-12-09 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE640959A (en:Method) |
| DE (1) | DE1177218B (en:Method) |
| GB (1) | GB1023742A (en:Method) |
| NL (1) | NL301394A (en:Method) |
-
0
- NL NL301394D patent/NL301394A/xx unknown
-
1962
- 1962-12-08 DE DEST20075A patent/DE1177218B/de active Pending
-
1963
- 1963-12-06 GB GB4825763A patent/GB1023742A/en not_active Expired
- 1963-12-09 BE BE640959A patent/BE640959A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL301394A (en:Method) | |
| DE1177218B (de) | 1964-09-03 |
| GB1023742A (en) | 1966-03-23 |