AU8516591A - Method and arrangement for supervising the condition of a radio-frequency amplifier - Google Patents
Method and arrangement for supervising the condition of a radio-frequency amplifierInfo
- Publication number
- AU8516591A AU8516591A AU85165/91A AU8516591A AU8516591A AU 8516591 A AU8516591 A AU 8516591A AU 85165/91 A AU85165/91 A AU 85165/91A AU 8516591 A AU8516591 A AU 8516591A AU 8516591 A AU8516591 A AU 8516591A
- Authority
- AU
- Australia
- Prior art keywords
- supervising
- radio
- arrangement
- condition
- frequency amplifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI904711A FI85784C (en) | 1990-09-25 | 1990-09-25 | OVER ANCHORING FOR OIL OEVERVAKNING AV HOEGFREKVENSFOERSTAERKARENS KONDITION. |
FI904711 | 1990-09-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU8516591A true AU8516591A (en) | 1992-04-15 |
Family
ID=8531111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU85165/91A Abandoned AU8516591A (en) | 1990-09-25 | 1991-09-23 | Method and arrangement for supervising the condition of a radio-frequency amplifier |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU8516591A (en) |
FI (1) | FI85784C (en) |
WO (1) | WO1992005630A1 (en) |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2213099A (en) * | 1935-12-11 | 1940-08-27 | Rediffusion Ltd | Distortion indicator for electrical amplifying systems |
US3495179A (en) * | 1966-06-23 | 1970-02-10 | Hewlett Packard Co | Amplifier overload indicator |
US3833856A (en) * | 1973-11-15 | 1974-09-03 | Us Navy | Apparatus for testing an amplifier |
US4048573A (en) * | 1976-10-15 | 1977-09-13 | Mcintosh Laboratory, Incorporated | Amplifier improvements for limiting clipping |
US4032853A (en) * | 1976-10-28 | 1977-06-28 | Hibbs Jr Eugene B | Overdrive detector for radio frequency amplifier |
US4406923A (en) * | 1981-10-28 | 1983-09-27 | Cbs Inc. | Automatic loudness controller |
US4574248A (en) * | 1984-05-07 | 1986-03-04 | Rockwell International Corporation | RF Power amplifier for use with VHF transceivers |
GB2163311A (en) * | 1984-08-17 | 1986-02-19 | Philips Electronic Associated | Bipolar transistor rf power amplifier |
US4709215A (en) * | 1985-12-30 | 1987-11-24 | Hughes Aircraft Company | Traveling wave tube drive controller |
US4694258A (en) * | 1986-03-14 | 1987-09-15 | General Instrument Corporation | Method and system of enhancing performance of feedforward amplifiers |
JPS62216511A (en) * | 1986-03-18 | 1987-09-24 | Nec Corp | Automatic gain controller |
US4797627A (en) * | 1988-03-31 | 1989-01-10 | Hewlett-Packard Company | Programmatically generated in-circuit test for general purpose operational amplifiers |
US4926134A (en) * | 1988-12-29 | 1990-05-15 | Westinghouse Electric Corp. | Gain monitoring of distortion cancellation amplifiers in a feedforward linear amplifier |
-
1990
- 1990-09-25 FI FI904711A patent/FI85784C/en not_active IP Right Cessation
-
1991
- 1991-09-23 WO PCT/FI1991/000291 patent/WO1992005630A1/en unknown
- 1991-09-23 AU AU85165/91A patent/AU8516591A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO1992005630A1 (en) | 1992-04-02 |
FI85784C (en) | 1992-05-25 |
FI85784B (en) | 1992-02-14 |
FI904711A (en) | 1992-02-14 |
FI904711A0 (en) | 1990-09-25 |
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