JP2520011Y2 - ログアンプ - Google Patents

ログアンプ

Info

Publication number
JP2520011Y2
JP2520011Y2 JP1990110497U JP11049790U JP2520011Y2 JP 2520011 Y2 JP2520011 Y2 JP 2520011Y2 JP 1990110497 U JP1990110497 U JP 1990110497U JP 11049790 U JP11049790 U JP 11049790U JP 2520011 Y2 JP2520011 Y2 JP 2520011Y2
Authority
JP
Japan
Prior art keywords
log
voltage
amplifier
output
attenuator
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.)
Expired - Fee Related
Application number
JP1990110497U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0467811U (cs
Inventor
資人 高橋
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.)
New Japan Radio Co Ltd
Original Assignee
New Japan Radio Co Ltd
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 New Japan Radio Co Ltd filed Critical New Japan Radio Co Ltd
Priority to JP1990110497U priority Critical patent/JP2520011Y2/ja
Publication of JPH0467811U publication Critical patent/JPH0467811U/ja
Application granted granted Critical
Publication of JP2520011Y2 publication Critical patent/JP2520011Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
JP1990110497U 1990-10-24 1990-10-24 ログアンプ Expired - Fee Related JP2520011Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990110497U JP2520011Y2 (ja) 1990-10-24 1990-10-24 ログアンプ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990110497U JP2520011Y2 (ja) 1990-10-24 1990-10-24 ログアンプ

Publications (2)

Publication Number Publication Date
JPH0467811U JPH0467811U (cs) 1992-06-16
JP2520011Y2 true JP2520011Y2 (ja) 1996-12-11

Family

ID=31857834

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990110497U Expired - Fee Related JP2520011Y2 (ja) 1990-10-24 1990-10-24 ログアンプ

Country Status (1)

Country Link
JP (1) JP2520011Y2 (cs)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5732113A (en) * 1980-08-04 1982-02-20 Advantest Corp Logarithmic amplifier
JPS62101109A (ja) * 1985-10-28 1987-05-11 Mitsubishi Electric Corp 対数増幅器

Also Published As

Publication number Publication date
JPH0467811U (cs) 1992-06-16

Similar Documents

Publication Publication Date Title
US6678506B1 (en) Extended range power detector
KR101328055B1 (ko) 낮은 전력과 넓은 동적 범위를 갖는 ｒｍｓ-ｄｃ 컨버터
EP0620639A1 (en) Variable gain amplifier for low supply voltage
JPH06510655A (ja) Ｒｆ増幅器バイアス制御方法および装置
JP2520011Y2 (ja) ログアンプ
US3551839A (en) Automatic ranging circuitry
JP2002517929A (ja) 線形クワッド可変利得増幅器およびそれを実現するための方法
US5047729A (en) Transconductance amplifier
US5221907A (en) Pseudo logarithmic analog step adder
JPS5887924A (ja) 信号強度表示用信号発生装置
JP3147986B2 (ja) 伸長回路
CN119355323B (zh) 一种信号包络检测电路和芯片
RU2173878C2 (ru) Устройство выбора среднего сигнала
JPH03179927A (ja) 自動電力制御回路
JPH0720607Y2 (ja) レベル校正用信号源
JP2001211125A (ja) 検波回路
KR100335136B1 (ko) 신호 변환 장치
SU959261A1 (ru) Устройство усилени
SU375753A1 (ru) Логарифмический усилитель
JPH05853Y2 (cs)
JPH0214606A (ja) 可変減衰器
KR200360584Y1 (ko) 디지털 측정장치
JPS62188404A (ja) 検波回路
JPS61170104A (ja) 中間周波増幅回路
JPS59197807A (ja) 測距装置の信号処理回路

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees