NL138587B - - Google Patents
Info
- Publication number
- NL138587B NL138587B NL138587DA NL138587B NL 138587 B NL138587 B NL 138587B NL 138587D A NL138587D A NL 138587DA NL 138587 B NL138587 B NL 138587B
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H15/00—Transversal filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
- H01J31/06—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with more than two output electrodes, e.g. for multiple switching or counting
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0153—Electrical filters; Controlling thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US731232A US2575393A (en) | 1947-02-27 | 1947-02-27 | Electron beam tube filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL138587B true NL138587B (hu) |
Family
ID=24938655
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL138587D NL138587B (hu) | 1947-02-27 | ||
| NL72729D NL72729C (hu) | 1947-02-27 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL72729D NL72729C (hu) | 1947-02-27 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2575393A (hu) |
| BE (1) | BE480427A (hu) |
| CH (1) | CH271241A (hu) |
| FR (1) | FR959576A (hu) |
| GB (1) | GB663851A (hu) |
| NL (2) | NL72729C (hu) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL84732C (hu) * | 1949-03-16 | |||
| US2876380A (en) * | 1949-08-17 | 1959-03-03 | Bell Telephone Labor Inc | Multielectrode traveling wave tube |
| US2883109A (en) * | 1954-09-08 | 1959-04-21 | Kokusai Denshin Denwa Co Ltd | Device for making any desired frequency characteristic circuit |
| US2954465A (en) * | 1958-08-07 | 1960-09-27 | Cutler Hammer Inc | Signal translation apparatus utilizing dispersive networks and the like, e.g. for panoramic reception, amplitude-controlling frequency response, signal frequency gating,frequency-time domain conversion, etc. |
| US3579013A (en) * | 1969-02-12 | 1971-05-18 | Hughes Aircraft Co | Cathode ray tube having radially directed commutator elements |
| FR2114133A5 (hu) * | 1970-11-17 | 1972-06-30 | Thomson Csf | |
| US8854045B2 (en) * | 2012-07-11 | 2014-10-07 | Pico Technologies Llc | Electronics for a thin bed array induction logging system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2219021A (en) * | 1939-06-30 | 1940-10-22 | Bell Telephone Labor Inc | Frequency changing |
| BE438942A (hu) * | 1940-03-06 |
-
0
- FR FR959576D patent/FR959576A/fr not_active Expired
- NL NL138587D patent/NL138587B/xx unknown
- BE BE480427D patent/BE480427A/xx unknown
- NL NL72729D patent/NL72729C/xx active
-
1947
- 1947-02-27 US US731232A patent/US2575393A/en not_active Expired - Lifetime
-
1948
- 1948-02-20 GB GB5095/48A patent/GB663851A/en not_active Expired
- 1948-02-27 CH CH271241D patent/CH271241A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE480427A (hu) | |
| US2575393A (en) | 1951-11-20 |
| GB663851A (en) | 1951-12-27 |
| FR959576A (hu) | 1950-03-31 |
| NL72729C (hu) | |
| CH271241A (de) | 1950-10-15 |