GB1076989A - Improvements in and relating to signal amplifier circuits with gain control - Google Patents

Improvements in and relating to signal amplifier circuits with gain control

Info

Publication number
GB1076989A
GB1076989A GB1169866A GB1169866A GB1076989A GB 1076989 A GB1076989 A GB 1076989A GB 1169866 A GB1169866 A GB 1169866A GB 1169866 A GB1169866 A GB 1169866A GB 1076989 A GB1076989 A GB 1076989A
Authority
GB
United Kingdom
Prior art keywords
transistor
resistor
negative feedback
gain control
march
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
GB1169866A
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1076989A publication Critical patent/GB1076989A/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
    • H03G3/02—Manually-operated control
    • H03G3/04—Manually-operated control in untuned amplifiers
    • H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/02—Manually-operated control
    • H03G3/04—Manually-operated control in untuned amplifiers
    • H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices
    • H03G3/12—Manually-operated control in untuned amplifiers having semiconductor devices incorporating negative feedback

Landscapes

  • Ignition Installations For Internal Combustion Engines (AREA)
  • Amplifiers (AREA)
GB1169866A 1965-03-20 1966-03-17 Improvements in and relating to signal amplifier circuits with gain control Expired GB1076989A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6503573A NL6503573A (ja) 1965-03-20 1965-03-20

Publications (1)

Publication Number Publication Date
GB1076989A true GB1076989A (en) 1967-07-26

Family

ID=19792707

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1169866A Expired GB1076989A (en) 1965-03-20 1966-03-17 Improvements in and relating to signal amplifier circuits with gain control

Country Status (8)

Country Link
AT (1) AT260309B (ja)
BE (1) BE678112A (ja)
CH (1) CH456696A (ja)
DE (1) DE1263100B (ja)
DK (1) DK119317B (ja)
GB (1) GB1076989A (ja)
NL (1) NL6503573A (ja)
SE (1) SE313840B (ja)

Also Published As

Publication number Publication date
CH456696A (de) 1968-07-31
DK119317B (da) 1970-12-14
BE678112A (ja) 1966-09-19
AT260309B (de) 1968-02-26
NL6503573A (ja) 1966-09-21
DE1263100B (de) 1968-03-14
SE313840B (ja) 1969-08-25

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