NL176821C - Transistorschakeling met regelbare versterking. - Google Patents

Transistorschakeling met regelbare versterking.

Info

Publication number
NL176821C
NL176821C NLAANVRAGE7317131,A NL7317131A NL176821C NL 176821 C NL176821 C NL 176821C NL 7317131 A NL7317131 A NL 7317131A NL 176821 C NL176821 C NL 176821C
Authority
NL
Netherlands
Prior art keywords
transistor switch
adjustable gain
gain
adjustable
transistor
Prior art date
Application number
NLAANVRAGE7317131,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7317131A (xx
NL176821B (nl
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of NL7317131A publication Critical patent/NL7317131A/xx
Publication of NL176821B publication Critical patent/NL176821B/xx
Application granted granted Critical
Publication of NL176821C publication Critical patent/NL176821C/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0082—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using bipolar transistor-type devices
NLAANVRAGE7317131,A 1972-12-13 1973-12-13 Transistorschakeling met regelbare versterking. NL176821C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12487472A JPS5315638B2 (xx) 1972-12-13 1972-12-13
JP12487572A JPS5330301B2 (xx) 1972-12-13 1972-12-13

Publications (3)

Publication Number Publication Date
NL7317131A NL7317131A (xx) 1974-06-17
NL176821B NL176821B (nl) 1985-01-02
NL176821C true NL176821C (nl) 1985-06-03

Family

ID=26461441

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7317131,A NL176821C (nl) 1972-12-13 1973-12-13 Transistorschakeling met regelbare versterking.

Country Status (11)

Country Link
US (1) US3882410A (xx)
JP (2) JPS5330301B2 (xx)
AU (1) AU473385B2 (xx)
BR (1) BR7309739D0 (xx)
CA (1) CA997433A (xx)
DE (1) DE2361809C3 (xx)
ES (1) ES421388A1 (xx)
FR (1) FR2327674A1 (xx)
GB (1) GB1459773A (xx)
NL (1) NL176821C (xx)
SE (1) SE403546B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4344043A (en) * 1980-04-23 1982-08-10 Rca Corporation Variable load impedance gain-controlled amplifier
JPS5755377U (xx) * 1980-09-17 1982-03-31
EP0213562B2 (en) * 1985-08-28 1997-11-12 Kabushiki Kaisha Toshiba Signal-processing circuit having a field-effect MOSFET and bipolar transistors
JP6739372B2 (ja) 2017-02-21 2020-08-12 株式会社東芝 半導体装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3003115A (en) * 1958-11-03 1961-10-03 Westinghouse Electric Corp Automatic gain control delay system
BE625672A (xx) * 1961-12-06
US3274505A (en) * 1964-02-28 1966-09-20 Tektronix Inc Series transistor circuit with selectively coupled stages
US3482167A (en) * 1967-06-12 1969-12-02 Rca Corp Automatic gain control system employing multiple insulated gate field effect transistor
US3551834A (en) * 1968-05-15 1970-12-29 Hitachi Ltd Automatic gain controlling circuit
US3723895A (en) * 1971-11-10 1973-03-27 Gen Electric Amplifier of controllable gain
JPS501857A (xx) * 1973-05-09 1975-01-09

Also Published As

Publication number Publication date
DE2361809A1 (de) 1974-07-11
GB1459773A (en) 1976-12-31
ES421388A1 (es) 1976-06-16
NL7317131A (xx) 1974-06-17
AU6351773A (en) 1975-06-12
JPS4983352A (xx) 1974-08-10
DE2361809C3 (de) 1980-11-20
DE2361809B2 (de) 1980-03-13
JPS5315638B2 (xx) 1978-05-26
CA997433A (en) 1976-09-21
FR2327674A1 (fr) 1977-05-06
AU473385B2 (en) 1976-06-17
FR2327674B1 (xx) 1978-03-17
SE403546B (sv) 1978-08-21
JPS4983351A (xx) 1974-08-10
BR7309739D0 (pt) 1974-08-29
NL176821B (nl) 1985-01-02
US3882410A (en) 1975-05-06
JPS5330301B2 (xx) 1978-08-25

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Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Discontinued because of reaching the maximum lifetime of a patent