FR2199229A1 - - Google Patents

Info

Publication number
FR2199229A1
FR2199229A1 FR7332630A FR7332630A FR2199229A1 FR 2199229 A1 FR2199229 A1 FR 2199229A1 FR 7332630 A FR7332630 A FR 7332630A FR 7332630 A FR7332630 A FR 7332630A FR 2199229 A1 FR2199229 A1 FR 2199229A1
Authority
FR
France
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
FR7332630A
Other languages
French (fr)
Other versions
FR2199229B1 (OSRAM
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.)
Ferranti International PLC
Original Assignee
Ferranti PLC
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 Ferranti PLC filed Critical Ferranti PLC
Publication of FR2199229A1 publication Critical patent/FR2199229A1/fr
Application granted granted Critical
Publication of FR2199229B1 publication Critical patent/FR2199229B1/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
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuits Of Receivers In General (AREA)
FR7332630A 1972-09-13 1973-09-11 Expired FR2199229B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4248772A GB1445338A (en) 1972-09-13 1972-09-13 Automatic gain control circuit arrangements having a plurality of stages of amplification

Publications (2)

Publication Number Publication Date
FR2199229A1 true FR2199229A1 (OSRAM) 1974-04-05
FR2199229B1 FR2199229B1 (OSRAM) 1977-08-05

Family

ID=10424655

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7332630A Expired FR2199229B1 (OSRAM) 1972-09-13 1973-09-11

Country Status (4)

Country Link
JP (1) JPS4994254A (OSRAM)
DE (1) DE2344589A1 (OSRAM)
FR (1) FR2199229B1 (OSRAM)
GB (1) GB1445338A (OSRAM)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
DE2344589A1 (de) 1974-03-21
JPS4994254A (OSRAM) 1974-09-06
FR2199229B1 (OSRAM) 1977-08-05
GB1445338A (en) 1976-08-11

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Legal Events

Date Code Title Description
ST Notification of lapse