BE491495A - - Google Patents
Info
- Publication number
- BE491495A BE491495A BE491495DA BE491495A BE 491495 A BE491495 A BE 491495A BE 491495D A BE491495D A BE 491495DA BE 491495 A BE491495 A BE 491495A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- H03B5/12—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 semiconductor device
- H03B5/1231—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 semiconductor device the amplifier comprising one or more bipolar transistors
-
- 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
- H03B5/12—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 semiconductor device
- H03B5/1203—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 semiconductor device the amplifier being a single transistor
-
- 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
- H03B5/12—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 semiconductor device
- H03B5/1296—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 semiconductor device the feedback circuit comprising a transformer
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US67920A US2556286A (en) | 1948-12-29 | 1948-12-29 | Oscillation generator |
Publications (1)
Publication Number | Publication Date |
---|---|
BE491495A true BE491495A (lt) |
Family
ID=22079283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE491495D BE491495A (lt) | 1948-12-29 |
Country Status (4)
Country | Link |
---|---|
US (1) | US2556286A (lt) |
BE (1) | BE491495A (lt) |
CH (1) | CH283554A (lt) |
NL (1) | NL148200B (lt) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2885550A (en) * | 1959-05-05 | Circuit arrangement for current supply | ||
US2691074A (en) * | 1949-08-31 | 1954-10-05 | Rca Corp | Amplifier having frequency responsive variable gain |
US2679594A (en) * | 1950-02-28 | 1954-05-25 | Westinghouse Electric Corp | Wave generator |
US2663766A (en) * | 1950-06-28 | 1953-12-22 | Bell Telephone Labor Inc | Transistor amplifier with conjugate input and output circuits |
US2681996A (en) * | 1950-09-12 | 1954-06-22 | Bell Telephone Labor Inc | Transistor oscillator |
US2663796A (en) * | 1950-11-09 | 1953-12-22 | Bell Telephone Labor Inc | Low-input impedance transistor circuits |
US2666817A (en) * | 1950-11-09 | 1954-01-19 | Bell Telephone Labor Inc | Transistor amplifier and power supply therefor |
US2729708A (en) * | 1951-02-02 | 1956-01-03 | Rca Corp | Band-pass amplifier systems |
US2745012A (en) * | 1951-08-18 | 1956-05-08 | Bell Telephone Labor Inc | Transistor blocking oscillators |
US2757243A (en) * | 1951-09-17 | 1956-07-31 | Bell Telephone Labor Inc | Transistor circuits |
US2842669A (en) * | 1951-09-17 | 1958-07-08 | Bell Telephone Labor Inc | Self-starting transistor oscillators |
US2666812A (en) * | 1951-10-24 | 1954-01-19 | Bell Telephone Labor Inc | Telephone signaling system |
US2733415A (en) * | 1952-08-26 | 1956-01-31 | bangert | |
BE523061A (lt) * | 1952-09-27 | |||
US2679633A (en) * | 1952-10-22 | 1954-05-25 | Bell Telephone Labor Inc | Wave transmission network utilizing impedance inversion |
US2924727A (en) * | 1953-05-27 | 1960-02-09 | Jr Walter H Manning | Transistor power supply |
US2787717A (en) * | 1953-06-12 | 1957-04-02 | Emerson Radio And Phonograph C | Transistor pulse delay circuit |
US2965806A (en) * | 1953-07-22 | 1960-12-20 | Philips Corp | Trigger circuit |
US2835828A (en) * | 1953-08-07 | 1958-05-20 | Bell Telephone Labor Inc | Regenerative transistor amplifiers |
US2853629A (en) * | 1953-08-27 | 1958-09-23 | Bell Telephone Labor Inc | Regenerative transistor pulse amplifier |
US2855568A (en) * | 1953-08-31 | 1958-10-07 | Rca Corp | Semi-conductor oscillation generators |
NL190984A (lt) * | 1953-10-16 | |||
US2742571A (en) * | 1953-12-31 | 1956-04-17 | Rca Corp | Junction transistor oscillator circuit |
US2890293A (en) * | 1954-05-11 | 1959-06-09 | Philips Corp | Transistor amplifier having simultaneous gain and selectivity control |
NL188004C (nl) * | 1954-05-31 | Cit Alcatel | Inrichting voor het bepalen van de dempingsfactor van een transmissietraject. | |
US3011066A (en) * | 1954-06-17 | 1961-11-28 | Bell Telephone Labor Inc | Transistor amplifier circuit with feedback control means |
US3025412A (en) * | 1954-06-17 | 1962-03-13 | Bell Telephone Labor Inc | Transistor amplifier circuits |
US2879480A (en) * | 1954-11-04 | 1959-03-24 | Western Electric Co | Frequency modulating transistor circuits |
US2938173A (en) * | 1955-05-16 | 1960-05-24 | Honeywell Regulator Co | Measuring circuit using modulated transistor oscillator with temperature stabilization |
US2987682A (en) * | 1955-05-16 | 1961-06-06 | Honeywell Regulator Co | Measuring apparatus |
US2955211A (en) * | 1956-07-19 | 1960-10-04 | Lab For Electronics Inc | Bistable circuit |
US3025858A (en) * | 1956-10-19 | 1962-03-20 | Relaxacizor Inc | Ambulatory electrical muscle stimulating device |
US3075085A (en) * | 1957-05-31 | 1963-01-22 | Rca Corp | Synchronous transistor amplifier employing regeneration |
US2939040A (en) * | 1957-08-30 | 1960-05-31 | Zenith Radio Corp | Scanning generator |
US2957979A (en) * | 1958-02-20 | 1960-10-25 | Avco Mfg Corp | Transistorized stable oscillator-mixer system |
US3119973A (en) * | 1958-07-14 | 1964-01-28 | Zenith Radio Corp | Frequency-stabilized transistor oscillator |
NL253829A (lt) * | 1959-09-16 | |||
US2958032A (en) * | 1959-09-25 | 1960-10-25 | Kenneth S Vogt | Transistor inverter and half-wave rectifier circuit |
-
0
- BE BE491495D patent/BE491495A/xx unknown
- NL NL646415340A patent/NL148200B/xx unknown
-
1948
- 1948-12-29 US US67920A patent/US2556286A/en not_active Expired - Lifetime
-
1949
- 1949-08-20 CH CH283554D patent/CH283554A/de unknown
Also Published As
Publication number | Publication date |
---|---|
US2556286A (en) | 1951-06-12 |
CH283554A (de) | 1952-06-15 |
NL148200B (nl) |