FR790335A - Improvements to radio receivers - Google Patents
Improvements to radio receiversInfo
- Publication number
- FR790335A FR790335A FR790335DA FR790335A FR 790335 A FR790335 A FR 790335A FR 790335D A FR790335D A FR 790335DA FR 790335 A FR790335 A FR 790335A
- Authority
- FR
- France
- Prior art keywords
- radio receivers
- receivers
- radio
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2058512X | 1934-05-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR790335A true FR790335A (en) | 1935-11-19 |
Family
ID=10897368
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR790335D Expired FR790335A (en) | 1934-05-28 | 1935-05-22 | Improvements to radio receivers |
Country Status (2)
Country | Link |
---|---|
US (1) | US2058512A (en) |
FR (1) | FR790335A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL64007C (en) * | 1943-03-03 | |||
FR906914A (en) * | 1943-09-10 | 1946-02-25 | Philips Nv | Radio-electric transmitter and receiver for simultaneous traffic in both directions |
BE477233A (en) * | 1944-09-01 | |||
US2662978A (en) * | 1945-11-29 | 1953-12-15 | Philco Corp | Logarithmic transducer |
US2597029A (en) * | 1946-09-21 | 1952-05-20 | Int Standard Electric Corp | Superheterodyne radio receiver employing a multifunction tube |
BE481504A (en) * | 1947-03-29 | |||
US2654026A (en) * | 1948-10-27 | 1953-09-29 | Hartford Nat Bank & Trust Co | Radio circuit arrangement |
BE505162A (en) * | 1950-08-10 | |||
US3146303A (en) * | 1962-03-14 | 1964-08-25 | Philco Corp | Multi-function tube circuits for electrical signal processing |
US3488595A (en) * | 1966-10-05 | 1970-01-06 | Hazeltine Research Inc | Electrical apparatus which exhibits a relatively constant tunable bandwidth |
-
1935
- 1935-05-11 US US20914A patent/US2058512A/en not_active Expired - Lifetime
- 1935-05-22 FR FR790335D patent/FR790335A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2058512A (en) | 1936-10-27 |
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