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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 amplifier

Info

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
Application number
AU85165/91A
Inventor
Esko Prokkola
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Oyj
Original Assignee
Telenokia Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Telenokia Oy filed Critical Telenokia Oy
Publication of AU8516591A publication Critical patent/AU8516591A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • 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
AU85165/91A 1990-09-25 1991-09-23 Method and arrangement for supervising the condition of a radio-frequency amplifier Abandoned AU8516591A (en)

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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
WO1992005630A1 (en) 1992-04-02
FI904711A7 (en) 1992-02-14
FI904711A0 (en) 1990-09-25
FI85784B (en) 1992-02-14
FI85784C (en) 1992-05-25

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