NL69394C - - Google Patents
Info
- Publication number
- NL69394C NL69394C NL69394DA NL69394C NL 69394 C NL69394 C NL 69394C NL 69394D A NL69394D A NL 69394DA NL 69394 C NL69394 C NL 69394C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/14—Balanced arrangements
- H03D7/1408—Balanced arrangements with diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/14—Balanced arrangements
- H03D7/1416—Balanced arrangements with discharge tubes having more than two electrodes
-
- 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
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/54—Amplifiers using transit-time effect in tubes or semiconductor devices
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/163—Special arrangements for the reduction of the damping of resonant circuits of receivers
-
- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Transmitters (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL643671X | 1944-08-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL69394C true NL69394C (de) |
Family
ID=19791848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL69394D NL69394C (de) | 1944-08-08 |
Country Status (6)
Country | Link |
---|---|
US (1) | US2475064A (de) |
BE (1) | BE467878A (de) |
DE (1) | DE807400C (de) |
FR (1) | FR942905A (de) |
GB (1) | GB643671A (de) |
NL (1) | NL69394C (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2505670A (en) * | 1947-11-28 | 1950-04-25 | Raytheon Mfg Co | Transceiver for multichannel radio communication systems |
US4348773A (en) * | 1980-01-15 | 1982-09-07 | Ignazio Caroli | Microwave receiver converters having a hybrid waveguide structure |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE387351A (de) * | 1931-03-23 | |||
US2128422A (en) * | 1933-01-26 | 1938-08-30 | Rca Corp | Ultrashort wave circuit |
BE406777A (de) * | 1933-12-13 | |||
NL43144C (de) * | 1934-10-04 | |||
US2125969A (en) * | 1935-08-29 | 1938-08-09 | Rca Corp | Ultrahigh frequency oscillator |
US2406371A (en) * | 1938-07-08 | 1946-08-27 | Univ Leland Stanford Junior | Object detecting apparatus and method |
US2250096A (en) * | 1939-07-05 | 1941-07-22 | Telefunken Gmbh | Resonant system for ultra short waves |
GB537518A (en) * | 1939-12-22 | 1941-06-25 | Standard Telephones Cables Ltd | Improvements in or relating to electron discharge apparatus of the velocity modulated type |
BE444311A (de) * | 1941-01-31 |
-
0
- NL NL69394D patent/NL69394C/xx active
- BE BE467878D patent/BE467878A/xx unknown
-
1946
- 1946-11-18 FR FR942905D patent/FR942905A/fr not_active Expired
-
1947
- 1947-02-12 US US728144A patent/US2475064A/en not_active Expired - Lifetime
- 1947-03-28 GB GB8443/47A patent/GB643671A/en not_active Expired
-
1948
- 1948-11-05 DE DEP20705D patent/DE807400C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB643671A (en) | 1950-09-27 |
US2475064A (en) | 1949-07-05 |
DE807400C (de) | 1951-06-28 |
BE467878A (de) | |
FR942905A (fr) | 1949-02-22 |