NL91437C - - Google Patents
Info
- Publication number
- NL91437C NL91437C NL91437DA NL91437C NL 91437 C NL91437 C NL 91437C NL 91437D A NL91437D A NL 91437DA NL 91437 C NL91437 C NL 91437C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/42—Modifications of amplifiers to extend the bandwidth
- H03F1/48—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers
- H03F1/50—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers with tubes only
-
- 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
-
- 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
- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1758—Series LC in shunt or branch path
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE312002X | 1952-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL91437C true NL91437C (pt) |
Family
ID=6132768
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE8101138,A NL176077B (nl) | 1952-02-16 | Werkwijze ter bereiding van digoxine-4'''-monomethylether. | |
| NL91437D NL91437C (pt) | 1952-02-16 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE8101138,A NL176077B (nl) | 1952-02-16 | Werkwijze ter bereiding van digoxine-4'''-monomethylether. |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE517672A (pt) |
| CH (1) | CH312002A (pt) |
| FR (1) | FR1070852A (pt) |
| GB (1) | GB731980A (pt) |
| NL (2) | NL91437C (pt) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1254677B (de) * | 1955-02-01 | 1967-11-23 | Loewe Opta Gmbh | Vorrichtung zur wahlweisen Einstellung verschieden grosser Bandbreiten in Fernsehempfangsgeraeten |
-
0
- BE BE517672D patent/BE517672A/xx unknown
- NL NLAANVRAGE8101138,A patent/NL176077B/xx unknown
- NL NL91437D patent/NL91437C/xx active
-
1953
- 1953-02-09 CH CH312002D patent/CH312002A/de unknown
- 1953-02-13 FR FR1070852D patent/FR1070852A/fr not_active Expired
- 1953-02-16 GB GB4208/53A patent/GB731980A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1070852A (fr) | 1954-08-18 |
| CH312002A (de) | 1955-12-15 |
| BE517672A (pt) | |
| GB731980A (en) | 1955-06-15 |
| NL176077B (nl) |