FR2500235B1 - Circuit pour le reglage de l'amplification des etages a haute frequence et a frequence intermediaire dans les recepteurs de radio et de television - Google Patents

Circuit pour le reglage de l'amplification des etages a haute frequence et a frequence intermediaire dans les recepteurs de radio et de television

Info

Publication number
FR2500235B1
FR2500235B1 FR8202703A FR8202703A FR2500235B1 FR 2500235 B1 FR2500235 B1 FR 2500235B1 FR 8202703 A FR8202703 A FR 8202703A FR 8202703 A FR8202703 A FR 8202703A FR 2500235 B1 FR2500235 B1 FR 2500235B1
Authority
FR
France
Prior art keywords
amplification
radio
adjusting
circuit
television receivers
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
FR8202703A
Other languages
English (en)
French (fr)
Other versions
FR2500235A1 (fr
Inventor
Gerhard Maier
Erich Kirschner
Bertram Fischer
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.)
Deutsche Thomson Brandt GmbH
Original Assignee
Deutsche Thomson Brandt GmbH
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 Deutsche Thomson Brandt GmbH filed Critical Deutsche Thomson Brandt GmbH
Publication of FR2500235A1 publication Critical patent/FR2500235A1/fr
Application granted granted Critical
Publication of FR2500235B1 publication Critical patent/FR2500235B1/fr
Expired 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
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
FR8202703A 1981-02-18 1982-02-18 Circuit pour le reglage de l'amplification des etages a haute frequence et a frequence intermediaire dans les recepteurs de radio et de television Expired FR2500235B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813105928 DE3105928C2 (de) 1981-02-18 1981-02-18 Schaltungsanordnung zur Regelung der Verstärkung von HF- und ZF-Stufen in Rundfunk- und Fernsehempfängern

Publications (2)

Publication Number Publication Date
FR2500235A1 FR2500235A1 (fr) 1982-08-20
FR2500235B1 true FR2500235B1 (fr) 1986-10-10

Family

ID=6125161

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8202703A Expired FR2500235B1 (fr) 1981-02-18 1982-02-18 Circuit pour le reglage de l'amplification des etages a haute frequence et a frequence intermediaire dans les recepteurs de radio et de television

Country Status (6)

Country Link
JP (1) JPS57184311A (enrdf_load_stackoverflow)
DE (1) DE3105928C2 (enrdf_load_stackoverflow)
FI (1) FI74844C (enrdf_load_stackoverflow)
FR (1) FR2500235B1 (enrdf_load_stackoverflow)
GB (1) GB2093291B (enrdf_load_stackoverflow)
SE (1) SE454226B (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0338906A (ja) * 1989-07-05 1991-02-20 Pioneer Electron Corp 受信装置
DE4011650A1 (de) * 1990-04-11 1991-10-17 Licentia Gmbh Regelschaltung fuer einen ueberlagerungsempfaenger
JP5429259B2 (ja) 2011-10-27 2014-02-26 コニカミノルタ株式会社 ネジ落下防止構造

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE657528C (de) * 1938-03-07 Marconi Wireless Telegraph Co Empfaenger mit selbsttaetiger Schwundregelung
FR1391976A (fr) * 1964-01-31 1965-03-12 Ribet & Desjardins Perfectionnements aux récepteurs de télévision
DE1297705B (de) * 1966-02-08 1969-06-19 Siemens Ag Mehrstufige Verstaerkeranordnung mit selbsttaetiger Regelung
US3454721A (en) * 1966-05-31 1969-07-08 Admiral Corp Transistorized agc system
US3579112A (en) * 1969-03-03 1971-05-18 Rca Corp Automatic gain control systems
US3697883A (en) * 1970-09-10 1972-10-10 Motorola Inc Automatic gain control circuit
DE2460602C2 (de) * 1974-12-20 1982-08-19 Siemens AG, 1000 Berlin und 8000 München Empfänger für hochfrequente elektromagnetische Schwingungen mit Verstärkungsregelung und Überwachungsschaltung
JPS531007A (en) * 1976-06-24 1978-01-07 Matsushita Electric Ind Co Ltd Manufacture of magnetic head
JPS5350959A (en) * 1976-10-20 1978-05-09 Matsushita Electric Ind Co Ltd Automatic gain control device
JPS5841002B2 (ja) * 1978-04-24 1983-09-09 株式会社日立製作所 遅延ａｇｃ回路
JPS55121520U (enrdf_load_stackoverflow) * 1979-02-16 1980-08-28

Also Published As

Publication number Publication date
GB2093291A (en) 1982-08-25
JPH0119649B2 (enrdf_load_stackoverflow) 1989-04-12
JPS57184311A (en) 1982-11-13
GB2093291B (en) 1984-09-19
DE3105928A1 (de) 1982-09-09
FI74844B (fi) 1987-11-30
SE8200921L (sv) 1982-08-19
FR2500235A1 (fr) 1982-08-20
DE3105928C2 (de) 1986-09-11
SE454226B (sv) 1988-04-11
FI820502L (fi) 1982-08-19
FI74844C (fi) 1988-03-10

Similar Documents

Publication Publication Date Title
GB2165098B (en) Radio frequency filters
GB8523078D0 (en) Low frequency speaker
IL68798A0 (en) Stabilized high efficiency radio frequency amplifier
DE3572284D1 (en) Adjustable bandwidth frequency demodulator circuit
FR2499795B1 (fr) Circuit pour doubler la frequence de trame d'un signal de television
JPS56122491A (en) Joint clogging and its manufacture
EP0160223A3 (en) High frequency amplifier
GB2177274B (en) Amplifier for high frequency signal
JPS559196A (en) Intermediate and video frequency amplifier structure for radar receiver
FR2500235B1 (fr) Circuit pour le reglage de l'amplification des etages a haute frequence et a frequence intermediaire dans les recepteurs de radio et de television
GB2096406B (en) Improvements in or relating to circuits for very high frequency signals including microstrips
CS274562B2 (en) Switching amplifier of analogue low frequency signal
ZA835502B (en) Novel resolved keto compounds and process
GB2155711B (en) Ultrahigh frequency active filter
ATA286481A (de) Rueckfuehrungsstabilisierte zwischenfrequenzverst|rkerschaltung fuer fernsehzwecke
PT81106B (en) Process for the preparation of oxines and hydroxilamine ethers
JPS5744310A (en) Televison intermediate frequency amplifying system
GB2155216B (en) Oscillator having improved rejection of leveler-induced distortion
GB2107543B (en) Frequency selective amplifier
JPS55149177A (en) Airtight soldered joint between ceramic and metal
DE3367710D1 (en) High frequency amplifier
GB8431290D0 (en) Coagulable material removal from extracts of malted barley
FR2578479B2 (fr) Procede et dispositif pour la fabrication de produits compresses notamment d'elements de construction en terre
DE3367093D1 (en) Process for the preparation of 2-halogen and 2-cyano pyrazines
PL248601A1 (en) Fodder and method of obtaining stabilized 1,4-n-dioxide of 2-/n-/2-hydroxyethylo/-carbamoilo/-3-methyloquinoxaline

Legal Events

Date Code Title Description
ST Notification of lapse