BE482211A - - Google Patents
Info
- Publication number
- BE482211A BE482211A BE482211DA BE482211A BE 482211 A BE482211 A BE 482211A BE 482211D A BE482211D A BE 482211DA BE 482211 A BE482211 A BE 482211A
- Authority
- BE
- Belgium
- Prior art keywords
- voltage
- amplifier
- microphone
- acoustic energy
- reproduction equipment
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 claims description 15
- 230000003321 amplification Effects 0.000 claims description 11
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 11
- 230000010355 oscillation Effects 0.000 claims description 6
- 239000004020 conductor Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010363 phase shift Effects 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
- H03G3/22—Automatic control in amplifiers having discharge tubes
- H03G3/24—Control dependent upon ambient noise level or sound level
Landscapes
- Amplifiers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE482211A true BE482211A (Direct) |
Family
ID=128977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE482211D BE482211A (Direct) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE482211A (Direct) |
-
0
- BE BE482211D patent/BE482211A/fr unknown
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