JPH0444719U - - Google Patents

Info

Publication number
JPH0444719U
JPH0444719U JP1990086987U JP8698790U JPH0444719U JP H0444719 U JPH0444719 U JP H0444719U JP 1990086987 U JP1990086987 U JP 1990086987U JP 8698790 U JP8698790 U JP 8698790U JP H0444719 U JPH0444719 U JP H0444719U
Authority
JP
Japan
Prior art keywords
circuit diagram
diagram showing
utility
scope
amplifier circuit
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.)
Granted
Application number
JP1990086987U
Other languages
English (en)
Other versions
JP2564719Y2 (ja
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 filed Critical
Priority to JP1990086987U priority Critical patent/JP2564719Y2/ja
Priority to KR1019910013988A priority patent/KR0177928B1/ko
Priority to US07/747,697 priority patent/US5180989A/en
Publication of JPH0444719U publication Critical patent/JPH0444719U/ja
Application granted granted Critical
Publication of JP2564719Y2 publication Critical patent/JP2564719Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/42—Modifications of amplifiers to extend the bandwidth
    • H03F1/48—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す回路図、第２
図は本考案の異なる例を示す回路図、第３図は従
来例を示す回路図、第４図はＮＰＮトランジスタ
の縦構造を示す断面図、第５図はＮＰＮトランジ
スタのコレクタ電流とトランジシヨン周波数との
関係を示すグラフ、第６図はカスコード型反転増
幅器を示す回路図である。 Ｑ１，Ｑ２，Ｑ３，Ｑｎ……トランジスタ、Ｂ
１，Ｂ２，Ｂ３，Ｂｎ……ベース、Ｃ１，Ｃ２，
Ｃ３，Ｃｎ……コレクタ、Ｅ１，Ｅ２，Ｅ３，Ｅ
ｎ……エミツタ、ＲＬ１，ＲＬ２，ＲＬｎ……負
荷抵抗器、ＲＩＮ１，ＲＩＮ２，ＲＩＮｎ……入
力抵抗器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 複数のトランジスタをベース接地で多段に接続
    したことを特徴とする広帯域増幅回路。
JP1990086987U 1990-08-20 1990-08-20 広帯域増幅回路 Expired - Lifetime JP2564719Y2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1990086987U JP2564719Y2 (ja) 1990-08-20 1990-08-20 広帯域増幅回路
KR1019910013988A KR0177928B1 (ko) 1990-08-20 1991-08-14 광대역 증폭회로
US07/747,697 US5180989A (en) 1990-08-20 1991-08-20 Wideband amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990086987U JP2564719Y2 (ja) 1990-08-20 1990-08-20 広帯域増幅回路

Publications (2)

Publication Number Publication Date
JPH0444719U true JPH0444719U (ja) 1992-04-16
JP2564719Y2 JP2564719Y2 (ja) 1998-03-09

Family

ID=13902218

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990086987U Expired - Lifetime JP2564719Y2 (ja) 1990-08-20 1990-08-20 広帯域増幅回路

Country Status (3)

Country Link
US (1) US5180989A (ja)
JP (1) JP2564719Y2 (ja)
KR (1) KR0177928B1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004137874A (ja) * 2002-08-19 2004-05-13 Sekisui Chem Co Ltd シールドセグメント用コーキング材
JP2005256563A (ja) * 2004-03-15 2005-09-22 Sekisui Chem Co Ltd シールドセグメント用コーキング材

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05315862A (ja) * 1992-05-07 1993-11-26 Nec Corp 増幅回路
JP3453918B2 (ja) * 1995-04-14 2003-10-06 ソニー株式会社 広帯域増幅回路
FR2761834B1 (fr) * 1997-04-04 1999-10-22 Thomson Csf Amplificateur avec etage d'entree en base commune
US5926068A (en) * 1997-10-16 1999-07-20 Kabushiki Kaisha Toshiba Variable gain amplifier or analog multiplexer with feedforward current blocking
KR100361705B1 (ko) * 1999-07-13 2002-11-22 박헌조 돌자리 및 이에 적합한 돌자리편의 제조방법
ITMI20031055A1 (it) * 2003-05-27 2004-11-28 St Microelectronics Srl Amplificatore cascode
EP3215340B1 (en) 2014-11-05 2020-03-04 NIKE Innovate C.V. Method of making foams using partial molds

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5229141A (en) * 1975-08-30 1977-03-04 Toshiba Corp Amplifier
JPS57183109A (en) * 1981-05-07 1982-11-11 Westinghouse Electric Corp Microwave amplifying circuit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU601336B2 (en) * 1988-08-05 1990-09-06 Matsushita Electric Industrial Co., Ltd. Amplifier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5229141A (en) * 1975-08-30 1977-03-04 Toshiba Corp Amplifier
JPS57183109A (en) * 1981-05-07 1982-11-11 Westinghouse Electric Corp Microwave amplifying circuit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004137874A (ja) * 2002-08-19 2004-05-13 Sekisui Chem Co Ltd シールドセグメント用コーキング材
JP4646501B2 (ja) * 2002-08-19 2011-03-09 積水化学工業株式会社 シールドセグメント用コーキング材
JP2005256563A (ja) * 2004-03-15 2005-09-22 Sekisui Chem Co Ltd シールドセグメント用コーキング材
JP4537739B2 (ja) * 2004-03-15 2010-09-08 積水化学工業株式会社 シールドセグメント用コーキング材

Also Published As

Publication number Publication date
US5180989A (en) 1993-01-19
KR0177928B1 (ko) 1999-04-01
KR920005456A (ko) 1992-03-28
JP2564719Y2 (ja) 1998-03-09

Similar Documents

Publication Publication Date Title
JPH0444719U (ja)
JPH0197612U (ja)
JPH048525U (ja)
JPS63153629U (ja)
JPS62177109U (ja)
JPS63136415U (ja)
JPS6355617U (ja)
JPH0320519U (ja)
JPS6418874U (ja)
JPS62183416U (ja)
JPH0386616U (ja)
JPS6277914U (ja)
JPS63152310U (ja)
JPS6372922U (ja)
JPS643210U (ja)
JPH0473263U (ja)
JPS62117823U (ja)
JPH0353020U (ja)
JPH0472716U (ja)
JPH0164264U (ja)
JPS61184317U (ja)
JPH0344323U (ja)
JPH0298513U (ja)
JPS61109222U (ja)
JPS62158977U (ja)

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term