NL36084C - - Google Patents
Info
- Publication number
- NL36084C NL36084C NL36084DA NL36084C NL 36084 C NL36084 C NL 36084C NL 36084D A NL36084D A NL 36084DA NL 36084 C NL36084 C NL 36084C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/18—Modifications of frequency-changers for eliminating image frequencies
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Superheterodyne Receivers (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US549164A US1883794A (en) | 1931-07-07 | 1931-07-07 | Radio receiving apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL36084C true NL36084C (fr) |
Family
ID=24191923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL36084D NL36084C (fr) | 1931-07-07 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1883794A (fr) |
| DE (1) | DE684956C (fr) |
| FR (1) | FR739762A (fr) |
| GB (1) | GB384544A (fr) |
| NL (1) | NL36084C (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE940236C (de) * | 1953-06-27 | 1956-03-15 | Telefunken Gmbh | Roehrenschaltung mit Rueckkopplungsspule zwischen Anode und Kathode, insbesondere Mischsufe |
| US4601062A (en) * | 1985-02-28 | 1986-07-15 | Rca Corporation | Tracking image frequency trap |
-
0
- NL NL36084D patent/NL36084C/xx active
-
1931
- 1931-07-07 US US549164A patent/US1883794A/en not_active Expired - Lifetime
-
1932
- 1932-05-05 GB GB12930/32A patent/GB384544A/en not_active Expired
- 1932-07-05 DE DEH132376D patent/DE684956C/de not_active Expired
- 1932-07-07 FR FR739762D patent/FR739762A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1883794A (en) | 1932-10-18 |
| GB384544A (en) | 1932-12-08 |
| DE684956C (de) | 1939-12-09 |
| FR739762A (fr) | 1933-01-17 |