NL85348C - - Google Patents
Info
- Publication number
- NL85348C NL85348C NL85348DA NL85348C NL 85348 C NL85348 C NL 85348C NL 85348D A NL85348D A NL 85348DA NL 85348 C NL85348 C NL 85348C
- Authority
- NL
- Netherlands
Links
Classifications
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- 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
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- 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
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- 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
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- 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)
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 |
---|---|
NL85348C true NL85348C (en) |
Family
ID=9728142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL85348D NL85348C (en) | 1938-01-19 |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB514469A (en) |
NL (1) | NL85348C (en) |
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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 |
---|---|
GB514469A (en) | 1939-11-09 |