GB514469A - Improvements in or relating to frequency converters and circuits therefor - Google Patents
Improvements in or relating to frequency converters and circuits thereforInfo
- Publication number
- GB514469A GB514469A GB179538A GB179538A GB514469A GB 514469 A GB514469 A GB 514469A GB 179538 A GB179538 A GB 179538A GB 179538 A GB179538 A GB 179538A GB 514469 A GB514469 A GB 514469A
- Authority
- GB
- United Kingdom
- Prior art keywords
- frequency
- frequencies
- impedance
- input
- output
- 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
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M3/00—Liquid compositions essentially based on lubricating components other than mineral lubricating oils or fatty oils and their use as lubricants; Use as lubricants of single liquid substances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F21/00—Variable inductances or transformers of the signal type
- H01F21/005—Inductances without magnetic core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F21/00—Variable inductances or transformers of the signal type
- H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
- H01F21/06—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
- H01F21/065—Measures for obtaining a desired relation between the position of the core and the inductance
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C1/00—Amplitude modulation
- H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
- H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
- H03C1/56—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only
- H03C1/58—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only comprising diodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Networks Using Active Elements (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL85348D NL85348C (enrdf_load_stackoverflow) | 1938-01-19 | ||
| GB179538A GB514469A (en) | 1938-01-19 | 1938-01-19 | Improvements in or relating to frequency converters and circuits therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB179538A GB514469A (en) | 1938-01-19 | 1938-01-19 | Improvements in or relating to frequency converters and circuits therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB514469A true GB514469A (en) | 1939-11-09 |
Family
ID=9728142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB179538A Expired GB514469A (en) | 1938-01-19 | 1938-01-19 | Improvements in or relating to frequency converters and circuits therefor |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB514469A (enrdf_load_stackoverflow) |
| NL (1) | NL85348C (enrdf_load_stackoverflow) |
-
0
- NL NL85348D patent/NL85348C/xx active
-
1938
- 1938-01-19 GB GB179538A patent/GB514469A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL85348C (enrdf_load_stackoverflow) |
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