FR780260A - Image suppression device for superheterodyne receivers - Google Patents
Image suppression device for superheterodyne receiversInfo
- Publication number
- FR780260A FR780260A FR780260DA FR780260A FR 780260 A FR780260 A FR 780260A FR 780260D A FR780260D A FR 780260DA FR 780260 A FR780260 A FR 780260A
- Authority
- FR
- France
- Prior art keywords
- suppression device
- image suppression
- superheterodyne receivers
- superheterodyne
- receivers
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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)
- Magnetic Resonance Imaging Apparatus (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US695596A US2027949A (en) | 1933-10-28 | 1933-10-28 | Image suppression arrangement |
Publications (1)
Publication Number | Publication Date |
---|---|
FR780260A true FR780260A (en) | 1935-04-23 |
Family
ID=24793661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR780260D Expired FR780260A (en) | 1933-10-28 | 1934-10-27 | Image suppression device for superheterodyne receivers |
Country Status (3)
Country | Link |
---|---|
US (1) | US2027949A (en) |
FR (1) | FR780260A (en) |
GB (1) | GB446018A (en) |
Families Citing this family (2)
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 |
US4186350A (en) * | 1977-04-19 | 1980-01-29 | Fujitsu Ten Limited | Antenna tuning circuit |
-
1933
- 1933-10-28 US US695596A patent/US2027949A/en not_active Expired - Lifetime
-
1934
- 1934-10-27 FR FR780260D patent/FR780260A/en not_active Expired
- 1934-10-29 GB GB31027/34A patent/GB446018A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2027949A (en) | 1936-01-14 |
GB446018A (en) | 1936-04-23 |
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