GB1305622A - - Google Patents

Info

Publication number
GB1305622A
GB1305622A GB1305622DA GB1305622A GB 1305622 A GB1305622 A GB 1305622A GB 1305622D A GB1305622D A GB 1305622DA GB 1305622 A GB1305622 A GB 1305622A
Authority
GB
United Kingdom
Prior art keywords
filter
path
output
fet
circuit
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
Other languages
English (en)
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 filed Critical
Publication of GB1305622A publication Critical patent/GB1305622A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
    • H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression

Landscapes

  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
GB1305622D 1969-07-21 1969-07-21 Expired GB1305622A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3268470 1969-07-21

Publications (1)

Publication Number Publication Date
GB1305622A true GB1305622A (de) 1973-02-07

Family

ID=10342458

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1305622D Expired GB1305622A (de) 1969-07-21 1969-07-21

Country Status (1)

Country Link
GB (1) GB1305622A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471318A (en) * 1980-01-28 1984-09-11 Sony Corporation Circuit for noise reduction particularly useful with signal recording/reproducing apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471318A (en) * 1980-01-28 1984-09-11 Sony Corporation Circuit for noise reduction particularly useful with signal recording/reproducing apparatus

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years