JPS58124313A - 録音増幅回路 - Google Patents
録音増幅回路Info
- Publication number
- JPS58124313A JPS58124313A JP711182A JP711182A JPS58124313A JP S58124313 A JPS58124313 A JP S58124313A JP 711182 A JP711182 A JP 711182A JP 711182 A JP711182 A JP 711182A JP S58124313 A JPS58124313 A JP S58124313A
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- circuit
- output
- current
- resistor
- 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.)
- Granted
Links
- 230000003321 amplification Effects 0.000 claims description 29
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 29
- 230000000295 complement effect Effects 0.000 abstract description 3
- 239000003990 capacitor Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000002265 prevention Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009429 electrical wiring Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000201986 Cassia tora Species 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- NCAIGTHBQTXTLR-UHFFFAOYSA-N phentermine hydrochloride Chemical compound [Cl-].CC(C)([NH3+])CC1=CC=CC=C1 NCAIGTHBQTXTLR-UHFFFAOYSA-N 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Control Of Amplification And Gain Control (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP711182A JPS58124313A (ja) | 1982-01-19 | 1982-01-19 | 録音増幅回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP711182A JPS58124313A (ja) | 1982-01-19 | 1982-01-19 | 録音増幅回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58124313A true JPS58124313A (ja) | 1983-07-23 |
| JPH0161249B2 JPH0161249B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-12-27 |
Family
ID=11656971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP711182A Granted JPS58124313A (ja) | 1982-01-19 | 1982-01-19 | 録音増幅回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58124313A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1982
- 1982-01-19 JP JP711182A patent/JPS58124313A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0161249B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-12-27 |