BE501310A - - Google Patents
Info
- Publication number
- BE501310A BE501310A BE501310DA BE501310A BE 501310 A BE501310 A BE 501310A BE 501310D A BE501310D A BE 501310DA BE 501310 A BE501310 A BE 501310A
- 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
- H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D5/00—Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/46—Reflex amplifiers
- H03F3/48—Reflex amplifiers with tubes only
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE292959X | 1950-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE501310A true BE501310A (US07122603-20061017-C00045.png) |
Family
ID=6076373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE501310D BE501310A (US07122603-20061017-C00045.png) | 1950-02-21 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE501310A (US07122603-20061017-C00045.png) |
| CH (1) | CH292959A (US07122603-20061017-C00045.png) |
| FR (1) | FR1032830A (US07122603-20061017-C00045.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1075681B (de) * | 1960-02-18 | Siemens S. Halske Aktiengesell schaft Berlin und München | Überlagerungsempfänger fur mehrere Wellenbereiche |
-
0
- BE BE501310D patent/BE501310A/xx unknown
-
1951
- 1951-02-09 CH CH292959D patent/CH292959A/de unknown
- 1951-02-19 FR FR1032830D patent/FR1032830A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH292959A (de) | 1953-08-31 |
| FR1032830A (fr) | 1953-07-06 |
