JPH0262822U - - Google Patents
Info
- Publication number
- JPH0262822U JPH0262822U JP14154988U JP14154988U JPH0262822U JP H0262822 U JPH0262822 U JP H0262822U JP 14154988 U JP14154988 U JP 14154988U JP 14154988 U JP14154988 U JP 14154988U JP H0262822 U JPH0262822 U JP H0262822U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- peak
- control circuit
- volume control
- output
- 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.)
- Pending
Links
- 239000000284 extract Substances 0.000 claims 2
- 230000003321 amplification Effects 0.000 claims 1
- 230000002238 attenuated effect Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Amplification And Gain Control (AREA)
Description
第１図は本考案における一実施例の回路ブロツ
ク図、第２図ａ及びｂは入力信号と出力信号を説
明する波形図である。
３…増幅器、５，７…ピーク検波器、６…減衰
器、８…比較器、１０…音量コントロール回路。
FIG. 1 is a circuit block diagram of an embodiment of the present invention, and FIGS. 2a and 2b are waveform diagrams illustrating input signals and output signals. 3...Amplifier, 5,7...Peak detector, 6...Attenuator, 8...Comparator, 10...Volume control circuit.
Claims (1)
検波する第１のピーク検波器と、 前記増幅器の出力信号を取り出し減衰した信号
を出力する減衰器と、 前記減衰器からの出力信号をピーク検波する第
２のピーク検波器と、 前記第１と第２ピークの検波器からの出力を比
較する比較手段と、 前記比較手段の出力により前記増幅器の入力信
号レベルを制御する音量コントロール回路とを具
備する出力増幅回路。[Claims for Utility Model Registration] An amplifier; a first peak detector that extracts and detects the peak value of the input signal to the amplifier; an attenuator that extracts the output signal of the amplifier and outputs an attenuated signal; a second peak detector that detects the peak of the output signal from the attenuator; a comparison unit that compares the outputs from the first and second peak detectors; and an input signal level of the amplifier based on the output of the comparison unit. an output amplification circuit comprising a volume control circuit and a volume control circuit for controlling the volume control circuit;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14154988U JPH0262822U (en) | 1988-10-28 | 1988-10-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14154988U JPH0262822U (en) | 1988-10-28 | 1988-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0262822U true JPH0262822U (en) | 1990-05-10 |
Family
ID=31406710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14154988U Pending JPH0262822U (en) | 1988-10-28 | 1988-10-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0262822U (en) |
-
1988
- 1988-10-28 JP JP14154988U patent/JPH0262822U/ja active Pending