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
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)
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)
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 |
-
1969
- 1969-07-21 GB GB1305622D patent/GB1305622A/en not_active Expired
Cited By (1)
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 |