JPS6215847Y2 - - Google Patents
Info
- Publication number
- JPS6215847Y2 JPS6215847Y2 JP15024080U JP15024080U JPS6215847Y2 JP S6215847 Y2 JPS6215847 Y2 JP S6215847Y2 JP 15024080 U JP15024080 U JP 15024080U JP 15024080 U JP15024080 U JP 15024080U JP S6215847 Y2 JPS6215847 Y2 JP S6215847Y2
- Authority
- JP
- Japan
- Prior art keywords
- input
- output
- changeover switch
- level
- time
- 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
- 239000003990 capacitor Substances 0.000 claims description 43
- 238000011084 recovery Methods 0.000 claims description 29
- 238000009499 grossing Methods 0.000 claims description 26
- 230000002265 prevention Effects 0.000 claims description 11
- 230000003321 amplification Effects 0.000 claims description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15024080U JPS6215847Y2 (de) | 1980-10-20 | 1980-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15024080U JPS6215847Y2 (de) | 1980-10-20 | 1980-10-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5772619U JPS5772619U (de) | 1982-05-04 |
| JPS6215847Y2 true JPS6215847Y2 (de) | 1987-04-22 |
Family
ID=29509615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15024080U Expired JPS6215847Y2 (de) | 1980-10-20 | 1980-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6215847Y2 (de) |
-
1980
- 1980-10-20 JP JP15024080U patent/JPS6215847Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5772619U (de) | 1982-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0279694B1 (de) | Tonfrequenzverstärker | |
| JPS635359Y2 (de) | ||
| EP0476908B1 (de) | Verstärkerschaltungsanordnung | |
| US4430754A (en) | Noise reducing apparatus | |
| US5450036A (en) | Power amplifier circuit for audio signal and audio device using the same | |
| JPS6215847Y2 (de) | ||
| CN1839662B (zh) | 助听器 | |
| JPH03130967A (ja) | 磁気再生ヘッドアンプ | |
| US3873992A (en) | Magnetic recording system with reduction of high frequency signal distortion in vicinity of saturation level | |
| US4504874A (en) | Tape recorder | |
| US4667167A (en) | Circuit for automatic gain control | |
| US3875521A (en) | Automatic gain control circuit | |
| JPS63204908A (ja) | 増幅装置 | |
| US5789977A (en) | Audio amplifier | |
| JPH08222976A (ja) | オーディオ信号増幅装置 | |
| JPH0526811Y2 (de) | ||
| JPH0584119B2 (de) | ||
| JP3389334B2 (ja) | 音声出力用集積回路 | |
| KR900008843Y1 (ko) | 녹음기의 녹음 헤드 바이어스 전류 자동 변환 장치 | |
| SU1606997A1 (ru) | Устройство магнитной записи с динамическим подмагничиванием | |
| JP3052534B2 (ja) | 低音域増強回路 | |
| KR830000872B1 (ko) | 자기매체를 사용한 아날로그 녹음기 | |
| JPH11112258A (ja) | レベル抑制回路 | |
| KR950007308B1 (ko) | 테이프의 음성 신호 보상회로 | |
| KR790001102B1 (ko) | 자동 잡음 저감회로 |