BE721930A - - Google Patents
Info
- Publication number
- BE721930A BE721930A BE721930DA BE721930A BE 721930 A BE721930 A BE 721930A BE 721930D A BE721930D A BE 721930DA BE 721930 A BE721930 A BE 721930A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F19/00—Fixed transformers or mutual inductances of the signal type
- H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
- H01F19/08—Transformers having magnetic bias, e.g. for handling pulses
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
- H03F3/387—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
- H03F3/40—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19671614633 DE1614633A1 (en) | 1967-10-10 | 1967-10-10 | Device for an isolated broadband transmission of analog signals |
| DES0112468 | 1967-10-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE721930A true BE721930A (en) | 1969-03-14 |
Family
ID=25753700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE721930D BE721930A (en) | 1967-10-10 | 1968-10-07 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE721930A (en) |
| CH (1) | CH492289A (en) |
| DE (1) | DE1614633A1 (en) |
| FR (1) | FR1587444A (en) |
| LU (1) | LU57009A1 (en) |
| NL (1) | NL6814385A (en) |
-
1967
- 1967-10-10 DE DE19671614633 patent/DE1614633A1/en active Pending
-
1968
- 1968-07-30 CH CH1141068A patent/CH492289A/en not_active IP Right Cessation
- 1968-10-02 LU LU57009D patent/LU57009A1/xx unknown
- 1968-10-07 BE BE721930D patent/BE721930A/xx unknown
- 1968-10-08 NL NL6814385A patent/NL6814385A/xx unknown
- 1968-10-09 FR FR1587444D patent/FR1587444A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1614633A1 (en) | 1970-10-29 |
| NL6814385A (en) | 1969-04-14 |
| LU57009A1 (en) | 1969-01-20 |
| CH492289A (en) | 1970-06-15 |
| FR1587444A (en) | 1970-03-20 |