BE393901A - - Google Patents
Info
- Publication number
- BE393901A BE393901A BE393901DA BE393901A BE 393901 A BE393901 A BE 393901A BE 393901D A BE393901D A BE 393901DA BE 393901 A BE393901 A BE 393901A
- Authority
- BE
- Belgium
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)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US590173A US2048527A (en) | 1932-02-01 | 1932-02-01 | Selective circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE393901A true BE393901A (forum.php) |
Family
ID=24361161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE393901D BE393901A (forum.php) | 1932-02-01 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2048527A (forum.php) |
| BE (1) | BE393901A (forum.php) |
| DE (1) | DE749560C (forum.php) |
| FR (1) | FR749563A (forum.php) |
| GB (1) | GB412942A (forum.php) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3593154A (en) * | 1969-01-28 | 1971-07-13 | Zenith Radio Corp | Frequency-selective coupling network for a television tuner |
-
0
- BE BE393901D patent/BE393901A/xx unknown
-
1932
- 1932-02-01 US US590173A patent/US2048527A/en not_active Expired - Lifetime
-
1933
- 1933-01-03 GB GB208/33A patent/GB412942A/en not_active Expired
- 1933-01-26 FR FR749563D patent/FR749563A/fr not_active Expired
- 1933-01-28 DE DEH135012D patent/DE749560C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2048527A (en) | 1936-07-21 |
| DE749560C (de) | 1944-11-25 |
| FR749563A (fr) | 1933-07-26 |
| GB412942A (en) | 1934-07-03 |