GB1445338A - Automatic gain control circuit arrangements having a plurality of stages of amplification - Google Patents

Automatic gain control circuit arrangements having a plurality of stages of amplification

Info

Publication number
GB1445338A
GB1445338A GB4248772A GB4248772A GB1445338A GB 1445338 A GB1445338 A GB 1445338A GB 4248772 A GB4248772 A GB 4248772A GB 4248772 A GB4248772 A GB 4248772A GB 1445338 A GB1445338 A GB 1445338A
Authority
GB
United Kingdom
Prior art keywords
gain control
automatic gain
amplifier
amplification
stages
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
GB4248772A
Other languages
English (en)
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
Priority to GB4248772A priority Critical patent/GB1445338A/en
Priority to DE19732344589 priority patent/DE2344589A1/de
Priority to JP10177973A priority patent/JPS4994254A/ja
Priority to FR7332630A priority patent/FR2199229B1/fr
Priority to US05/580,566 priority patent/US4001694A/en
Publication of GB1445338A publication Critical patent/GB1445338A/en
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)
GB4248772A 1972-09-13 1972-09-13 Automatic gain control circuit arrangements having a plurality of stages of amplification Expired GB1445338A (en)

Priority Applications (5)

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
DE19732344589 DE2344589A1 (de) 1972-09-13 1973-09-04 Automatische verstaerkungs-steuerungsschaltung
JP10177973A JPS4994254A (enExample) 1972-09-13 1973-09-11
FR7332630A FR2199229B1 (enExample) 1972-09-13 1973-09-11
US05/580,566 US4001694A (en) 1972-09-13 1975-05-27 Automatic gain control circuit arrangements having a plurality of stages of amplification

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 (1)

Publication Number Publication Date
GB1445338A true GB1445338A (en) 1976-08-11

Family

ID=10424655

Family Applications (1)

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

Country Status (4)

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

Also Published As

Publication number Publication date
JPS4994254A (enExample) 1974-09-06
DE2344589A1 (de) 1974-03-21
FR2199229B1 (enExample) 1977-08-05
FR2199229A1 (enExample) 1974-04-05

Similar Documents

Publication Publication Date Title
ES410250A1 (es) Mejoras en la construccion de aparatos auditivos.
GB1372070A (en) Process controllers
GB1434971A (en) Gain control circuit
GB1181124A (en) Gain Controlled Amplifier
GB1458857A (en) Amplifiers with a signal clipping indicator and/or protective circuit
GB1445338A (en) Automatic gain control circuit arrangements having a plurality of stages of amplification
GB952904A (en) Improvements in or relating to amplifiers
GB988369A (en) Improvements in or relating to power amplifiers
GB1466807A (en) Logarithmic amplification of amplitude modulated carrier signals
GB1242859A (en) Gain controlled field effect transistor amplifier
CA981345A (en) Amplifier of controllable gain
GB1354214A (en) Shared volume and tone control system
GB1337284A (en) Treble tone control in audio signal amplifier circuits
GB1022081A (en) Automatic gain control circuits
GB1288880A (enExample)
GB1156728A (en) Improvements in or relating to Tone Control Circuit Arrangements.
GB1276752A (en) A variable attenuation amplifier
JPS57100605A (en) Readout signal amplifier of magnetic disk device
GB1158846A (en) Improvements in or relating to Hearing Aids
GB1009981A (en) Improvements relating to feedback amplifiers
GB1474205A (en) Differential amplifiers with gain control means
GB1337560A (en) Variable-gain low-noise amplifier
GB1376621A (en) Transistor amplifier circuit with adjustable gain
JPS57186900A (en) Acoustic device
AU5087573A (en) Amplifier gain control

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees