FR1189131A - Self-oscillating additive frequency changer device - Google Patents
Self-oscillating additive frequency changer deviceInfo
- Publication number
- FR1189131A FR1189131A FR1189131DA FR1189131A FR 1189131 A FR1189131 A FR 1189131A FR 1189131D A FR1189131D A FR 1189131DA FR 1189131 A FR1189131 A FR 1189131A
- Authority
- FR
- France
- Prior art keywords
- oscillating
- self
- frequency changer
- changer device
- additive frequency
- 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
- H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
- H03D7/08—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between the same two electrodes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/163—Special arrangements for the reduction of the damping of resonant circuits of receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
- H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
- H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
- H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP16889A DE1087183B (en) | 1956-08-24 | 1956-08-24 | Self-oscillating, additive mixer stage |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1189131A true FR1189131A (en) | 1959-09-29 |
Family
ID=6780371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1189131D Expired FR1189131A (en) | 1956-08-24 | 1957-08-22 | Self-oscillating additive frequency changer device |
Country Status (5)
Country | Link |
---|---|
US (1) | US2928936A (en) |
DE (1) | DE1087183B (en) |
FR (1) | FR1189131A (en) |
GB (1) | GB851229A (en) |
NL (2) | NL105942C (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL261732A (en) * | 1960-02-29 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE406777A (en) * | 1933-12-13 | |||
DE688531C (en) * | 1937-06-05 | 1940-02-23 | Telefunken Gmbh | Linearized, aperiodic high-frequency amplifiers through negative feedback |
GB533558A (en) * | 1939-11-07 | 1941-02-14 | Gen Electric Co Ltd | Improvements in high frequency amplifiers including thermionic valves |
BE455595A (en) * | 1943-05-03 | |||
DE938552C (en) * | 1951-09-20 | 1956-02-02 | Siemens Ag | Circuit arrangement for overlay receiver |
US2713634A (en) * | 1952-04-10 | 1955-07-19 | Rca Corp | Mixer circuit |
NL176033B (en) * | 1953-02-12 | Eastman Kodak Co | COLOR IMAGING DEVICE WITH A NUMBER OF LIGHT-SENSITIVE ELEMENTS THAT ARE SENSITIVE TO DIFFERENT SPECTRAL AREAS. | |
US2789213A (en) * | 1955-06-02 | 1957-04-16 | Zenith Radio Corp | Cascode amplifier-mixer with trap to prevent local oscillator in driven stage from affecting driving stage |
-
0
- NL NL220065D patent/NL220065A/xx unknown
- NL NL105942D patent/NL105942C/xx active
-
1956
- 1956-08-24 DE DEP16889A patent/DE1087183B/en active Pending
-
1957
- 1957-07-15 US US671748A patent/US2928936A/en not_active Expired - Lifetime
- 1957-08-21 GB GB26406/57A patent/GB851229A/en not_active Expired
- 1957-08-22 FR FR1189131D patent/FR1189131A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1087183B (en) | 1960-08-18 |
GB851229A (en) | 1960-10-12 |
NL220065A (en) | |
US2928936A (en) | 1960-03-15 |
NL105942C (en) |
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