JPS6137814B2 - - Google Patents

Info

Publication number
JPS6137814B2
JPS6137814B2 JP10938380A JP10938380A JPS6137814B2 JP S6137814 B2 JPS6137814 B2 JP S6137814B2 JP 10938380 A JP10938380 A JP 10938380A JP 10938380 A JP10938380 A JP 10938380A JP S6137814 B2 JPS6137814 B2 JP S6137814B2
Authority
JP
Japan
Prior art keywords
signal strength
output
frequency amplifier
stage
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
Application number
JP10938380A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5733838A (en
Inventor
Eishin Kakihara
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP10938380A priority Critical patent/JPS5733838A/ja
Publication of JPS5733838A publication Critical patent/JPS5733838A/ja
Publication of JPS6137814B2 publication Critical patent/JPS6137814B2/ja
Granted 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
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver

Landscapes

  • Circuits Of Receivers In General (AREA)
JP10938380A 1980-08-08 1980-08-08 Signal intensity detecting circuit Granted JPS5733838A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10938380A JPS5733838A (en) 1980-08-08 1980-08-08 Signal intensity detecting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10938380A JPS5733838A (en) 1980-08-08 1980-08-08 Signal intensity detecting circuit

Publications (2)

Publication Number Publication Date
JPS5733838A JPS5733838A (en) 1982-02-24
JPS6137814B2 true JPS6137814B2 (enrdf_load_stackoverflow) 1986-08-26

Family

ID=14508840

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10938380A Granted JPS5733838A (en) 1980-08-08 1980-08-08 Signal intensity detecting circuit

Country Status (1)

Country Link
JP (1) JPS5733838A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60219819A (ja) * 1984-04-16 1985-11-02 Hitachi Ltd 受信機
JPH0766744A (ja) * 1993-08-30 1995-03-10 Nec Corp 電界検出回路

Also Published As

Publication number Publication date
JPS5733838A (en) 1982-02-24

Similar Documents

Publication Publication Date Title
JP2577490B2 (ja) Ｆｍフロントエンド部のａｇｃ回路
US5175883A (en) Receiving apparatus
JPH0766744A (ja) 電界検出回路
JPS6137814B2 (enrdf_load_stackoverflow)
JPS58147215A (ja) 自動利得制御装置
US5918166A (en) Level control circuit for portable radio communication apparatus
JP3191119B2 (ja) ラジオ受信機
DE3070409D1 (en) Low noise photoreceiver
JPH0337771B2 (enrdf_load_stackoverflow)
SU1494208A1 (ru) Усилительное устройство с регулируемым коэффициентом усилени
JPH0416495Y2 (enrdf_load_stackoverflow)
US4037167A (en) Automatic gain control amplifier
JPH1065469A (ja) アッテネータ付エミッタ接地型増幅回路
JPS6117616Y2 (enrdf_load_stackoverflow)
JPS6046133A (ja) ラジオ受信機
JPH0414902A (ja) ミキサａｇｃ回路
JPS6046887B2 (ja) Ａｇｃ回路
US3309611A (en) High gain a.g.c. system for transistor i.f. systems
JPH0233204B2 (ja) Jushinkairo
JP3191120B2 (ja) ラジオ受信機
JPH0221818Y2 (enrdf_load_stackoverflow)
JPH08307181A (ja) レベル制御回路
JPH0529975A (ja) 受信装置
JPH0238522Y2 (enrdf_load_stackoverflow)
JPS5478059A (en) Gain control circuit