FR987144A - Frequency changer or detector mounting - Google Patents
Frequency changer or detector mountingInfo
- Publication number
- FR987144A FR987144A FR987144DA FR987144A FR 987144 A FR987144 A FR 987144A FR 987144D A FR987144D A FR 987144DA FR 987144 A FR987144 A FR 987144A
- Authority
- FR
- France
- Prior art keywords
- frequency changer
- detector mounting
- detector
- mounting
- changer
- 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
- H03D7/22—Transference of modulation from one carrier to another, e.g. frequency-changing by deflecting an electron beam in a discharge tube
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Particle Accelerators (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL275294X | 1948-05-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR987144A true FR987144A (en) | 1951-08-09 |
Family
ID=19782108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR987144D Expired FR987144A (en) | 1948-05-14 | 1949-05-12 | Frequency changer or detector mounting |
Country Status (6)
Country | Link |
---|---|
US (1) | US2623167A (en) |
CH (1) | CH275294A (en) |
DE (1) | DE810401C (en) |
FR (1) | FR987144A (en) |
GB (1) | GB672979A (en) |
NL (2) | NL77383C (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2892056A (en) * | 1953-08-03 | 1959-06-23 | Rca Corp | Cathode ray tube systems |
US2832001A (en) * | 1954-08-27 | 1958-04-22 | Zenith Radio Corp | Electron discharge systems |
US2811668A (en) * | 1956-05-29 | 1957-10-29 | Gen Dynamics Corp | Electron beam deflection control system |
NL247526A (en) * | 1959-04-27 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1988621A (en) * | 1930-01-16 | 1935-01-22 | Rca Corp | Cathode ray tube heterodyne detector |
NL70203C (en) * | 1930-12-26 | |||
US1983172A (en) * | 1931-12-21 | 1934-12-04 | Heintz & Kaufman Ltd | Modulating system |
NL49351C (en) * | 1936-04-06 | |||
US2241027A (en) * | 1939-11-30 | 1941-05-06 | Rca Corp | Electronic musical instrument |
US2528187A (en) * | 1945-06-04 | 1950-10-31 | Rca Corp | Frequency modulation converter system |
DE707270C (en) * | 1949-04-02 | 1941-06-18 | Fernseh Gmbh | Cathode ray vibrator |
-
0
- NL NL676707368A patent/NL140460B/en unknown
- NL NL77383D patent/NL77383C/xx active
-
1949
- 1949-04-02 DE DEP38501A patent/DE810401C/en not_active Expired
- 1949-04-29 US US90422A patent/US2623167A/en not_active Expired - Lifetime
- 1949-05-11 GB GB12564/49A patent/GB672979A/en not_active Expired
- 1949-05-12 FR FR987144D patent/FR987144A/en not_active Expired
- 1949-05-12 CH CH275294D patent/CH275294A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB672979A (en) | 1952-05-28 |
NL140460B (en) | |
NL77383C (en) | |
US2623167A (en) | 1952-12-23 |
DE810401C (en) | 1951-08-09 |
CH275294A (en) | 1951-05-15 |
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