NL21048C - - Google Patents
Info
- Publication number
- NL21048C NL21048C NL30936A NL30936A NL21048C NL 21048 C NL21048 C NL 21048C NL 30936 A NL30936 A NL 30936A NL 30936 A NL30936 A NL 30936A NL 21048 C NL21048 C NL 21048C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/03—Constructional details, e.g. casings, housings
-
- 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
-
- 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/12—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of attenuating means
- H03F1/13—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of attenuating means in discharge-tube amplifiers
-
- 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
- H03F1/16—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means in discharge-tube amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/26—Push-pull amplifiers; Phase-splitters therefor
- H03F3/28—Push-pull amplifiers; Phase-splitters therefor 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
- H03H7/0123—Frequency selective two-port networks comprising distributed impedance elements together with lumped impedance elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/03—Constructional details, e.g. casings, housings
- H04B1/036—Cooling arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Microwave Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1712825A GB255622A (en) | 1925-07-03 | 1925-07-03 | Improvements in short wave transmission systems |
Publications (1)
Publication Number | Publication Date |
---|---|
NL21048C true NL21048C (en, 2012) | 1930-01-15 |
Family
ID=10089761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL30936A NL21048C (en, 2012) | 1925-07-03 | 1925-08-04 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE471629C (en, 2012) |
FR (2) | FR600924A (en, 2012) |
GB (1) | GB255622A (en, 2012) |
NL (1) | NL21048C (en, 2012) |
-
1925
- 1925-07-03 GB GB1712825A patent/GB255622A/en not_active Expired
- 1925-07-20 FR FR600924D patent/FR600924A/fr not_active Expired
- 1925-07-26 DE DEI26484D patent/DE471629C/de not_active Expired
- 1925-08-04 NL NL30936A patent/NL21048C/xx active
- 1925-09-17 FR FR31075D patent/FR31075E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR31075E (fr) | 1926-11-22 |
GB255622A (en) | 1926-07-29 |
DE471629C (de) | 1929-02-16 |
FR600924A (fr) | 1926-02-18 |