JPS4836813U - - Google Patents
Info
- Publication number
- JPS4836813U JPS4836813U JP1971078139U JP7813971U JPS4836813U JP S4836813 U JPS4836813 U JP S4836813U JP 1971078139 U JP1971078139 U JP 1971078139U JP 7813971 U JP7813971 U JP 7813971U JP S4836813 U JPS4836813 U JP S4836813U
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0007—Circuits or methods for reducing noise, for correction of distortion, or for changing density of recorded information
-
- 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
- Recording Or Reproducing By Magnetic Means (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1971078139U JPS4836813U (en, 2012) | 1971-08-30 | 1971-08-30 | |
| US00283468A US3843573A (en) | 1971-08-30 | 1972-08-24 | Noise reduction device of a tape recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1971078139U JPS4836813U (en, 2012) | 1971-08-30 | 1971-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4836813U true JPS4836813U (en, 2012) | 1973-05-04 |
Family
ID=27982094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1971078139U Pending JPS4836813U (en, 2012) | 1971-08-30 | 1971-08-30 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3843573A (en, 2012) |
| JP (1) | JPS4836813U (en, 2012) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4867625U (en, 2012) * | 1971-12-06 | 1973-08-28 | ||
| JPS5127208U (en, 2012) * | 1974-08-20 | 1976-02-27 | ||
| JPS55539U (en, 2012) * | 1978-06-15 | 1980-01-05 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3967318A (en) * | 1972-12-06 | 1976-06-29 | Iit Research Institute | Video magnetic transducer system with phase correcting network |
| JPS5597849U (en, 2012) * | 1978-12-27 | 1980-07-08 | ||
| US4317142A (en) * | 1979-04-24 | 1982-02-23 | Polaroid Corporation | Electronic gain and noise control for recording of analog information |
| US4323934A (en) * | 1980-03-27 | 1982-04-06 | Spin Physics, Inc. | Dropout compensation circuitry |
| US4847707A (en) * | 1985-11-08 | 1989-07-11 | Canon Kabushiki Kaisha | Rotary head type reproducing apparatus with crosstalk reduction |
-
1971
- 1971-08-30 JP JP1971078139U patent/JPS4836813U/ja active Pending
-
1972
- 1972-08-24 US US00283468A patent/US3843573A/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4867625U (en, 2012) * | 1971-12-06 | 1973-08-28 | ||
| JPS5127208U (en, 2012) * | 1974-08-20 | 1976-02-27 | ||
| JPS55539U (en, 2012) * | 1978-06-15 | 1980-01-05 |
Also Published As
| Publication number | Publication date |
|---|---|
| US3843573A (en) | 1974-10-22 |