JPS60184316U - automatic attenuator control circuit - Google Patents
automatic attenuator control circuitInfo
- Publication number
- JPS60184316U JPS60184316U JP7103784U JP7103784U JPS60184316U JP S60184316 U JPS60184316 U JP S60184316U JP 7103784 U JP7103784 U JP 7103784U JP 7103784 U JP7103784 U JP 7103784U JP S60184316 U JPS60184316 U JP S60184316U
- Authority
- JP
- Japan
- Prior art keywords
- attenuator
- control circuit
- attenuator control
- voltage corresponding
- automatic attenuator
- 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
Landscapes
- Control Of Amplification And Gain Control (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案に係る自動減衰器制御回路の構成を示す
ブロック図、第２図はこの自動減衰器制御回路の動作を
示す波形図である。
１・・・・・・減衰器、２・・・・・・ＡＧＣ増幅器、
３・・・・・・振幅検波器、４・・・・・・直流増幅器
、５・・・・・・コンパレータ。FIG. 1 is a block diagram showing the configuration of an automatic attenuator control circuit according to the present invention, and FIG. 2 is a waveform diagram showing the operation of this automatic attenuator control circuit. 1...attenuator, 2...AGC amplifier,
3... Amplitude detector, 4... DC amplifier, 5... Comparator.
Claims (1)
ルに応じた電圧を入力としこの電圧が所定値を越えると
前記減衰器をオン制御し、前記出力レベルに応じた電圧
が前記所定値に対してすくなくとも前記減衰器の減衰量
に応じた電圧を越えて降下したとき前記減衰器をオフ制
御するコンパレータとを備えたことを特徴とする自動減
衰器制御回路。An attenuator receives the received signal as input, and a voltage corresponding to the output level of this attenuator is input, and when this voltage exceeds a predetermined value, the attenuator is turned on, and the voltage corresponding to the output level becomes the predetermined value. an automatic attenuator control circuit comprising: a comparator that controls the attenuator to turn off when the voltage drops beyond at least a voltage corresponding to the amount of attenuation of the attenuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7103784U JPS60184316U (en) | 1984-05-17 | 1984-05-17 | automatic attenuator control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7103784U JPS60184316U (en) | 1984-05-17 | 1984-05-17 | automatic attenuator control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60184316U true JPS60184316U (en) | 1985-12-06 |
Family
ID=30608166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7103784U Pending JPS60184316U (en) | 1984-05-17 | 1984-05-17 | automatic attenuator control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60184316U (en) |
-
1984
- 1984-05-17 JP JP7103784U patent/JPS60184316U/en active Pending
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