BE420691A - - Google Patents
Info
- Publication number
- BE420691A BE420691A BE420691DA BE420691A BE 420691 A BE420691 A BE 420691A BE 420691D A BE420691D A BE 420691DA BE 420691 A BE420691 A BE 420691A
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH189771T | 1936-03-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE420691A true BE420691A (ja) |
Family
ID=4436523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE420691D BE420691A (ja) | 1936-03-21 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE420691A (ja) |
| CH (1) | CH189771A (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE767608C (de) * | 1937-10-29 | 1952-12-08 | Hazeltine Corp | Schaltung zur Veraenderung der Breite des durchgelassenen Frequenzbandes |
-
0
- BE BE420691D patent/BE420691A/xx unknown
-
1936
- 1936-03-21 CH CH189771D patent/CH189771A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH189771A (de) | 1937-03-15 |