BE450127A - - Google Patents
Info
- Publication number
- BE450127A BE450127A BE450127DA BE450127A BE 450127 A BE450127 A BE 450127A BE 450127D A BE450127D A BE 450127DA BE 450127 A BE450127 A BE 450127A
- Authority
- BE
- Belgium
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/40—Applying electric fields by inductive or capacitive coupling ; Applying radio-frequency signals
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- 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
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/10—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being vacuum tube
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/22—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with tubes only
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Power Engineering (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Ac-Ac Conversion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL619228X | 1942-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE450127A true BE450127A (en) |
Family
ID=19788383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE450127D BE450127A (en) | 1942-01-31 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE450127A (en) |
| GB (1) | GB619228A (en) |
| NL (1) | NL62736C (en) |
-
0
- NL NL62736D patent/NL62736C/xx active
- BE BE450127D patent/BE450127A/xx unknown
-
1946
- 1946-04-30 GB GB12976/46A patent/GB619228A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL62736C (en) | |
| GB619228A (en) | 1949-03-07 |