JPS5991029U - AGC circuit - Google Patents
AGC circuitInfo
- Publication number
- JPS5991029U JPS5991029U JP18836182U JP18836182U JPS5991029U JP S5991029 U JPS5991029 U JP S5991029U JP 18836182 U JP18836182 U JP 18836182U JP 18836182 U JP18836182 U JP 18836182U JP S5991029 U JPS5991029 U JP S5991029U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- agc circuit
- output
- diagram showing
- supplied
- 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ＦＭ磁気記録再生装置の再生系の回路例を示す
構成図、第２図はアンプの周波数特性を示す線図、第３
図は本考案の一実施例を示す構成図、第４図はその具体
団結を示す接続図、第５図は一実施例の入出力特性を示
す線図、第６図は本考案の他の実施例を示す構成図であ
る。
３Ａ及び３Ｂは夫々高周波増幅用のアンプ、９゜９Ａ及
び９Ｂは夫々検波回路、ＩＯＡ及びＩＯＢは夫夫制御回
路である。Fig. 1 is a configuration diagram showing an example of a circuit of a reproducing system of an FM magnetic recording/reproducing device, Fig. 2 is a diagram showing frequency characteristics of an amplifier, and Fig. 3 is a diagram showing a circuit example of a reproducing system of an FM magnetic recording/reproducing device.
The figure is a configuration diagram showing one embodiment of the present invention, Fig. 4 is a connection diagram showing its concrete integration, Fig. 5 is a line diagram showing input/output characteristics of one embodiment, and Fig. 6 is a diagram showing another embodiment of the present invention. FIG. 2 is a configuration diagram showing an example. 3A and 3B are amplifiers for high frequency amplification, 9°9A and 9B are detection circuits, respectively, and IOA and IOB are husband control circuits.
Claims (1)
の出力が第２のアンプに供給され、この第２のアンプよ
り出力信号が得られ、この出力信号のレベルが検出され
、この検出出力によって上記第１及び第２のアンプのゲ
インが制御されるようになされたＡＧＣ回路。The input signal is supplied to a first amplifier, the output of this first amplifier is supplied to a second amplifier, an output signal is obtained from this second amplifier, the level of this output signal is detected, and this detection An AGC circuit in which the gains of the first and second amplifiers are controlled by the output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18836182U JPS5991029U (en) | 1982-12-13 | 1982-12-13 | AGC circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18836182U JPS5991029U (en) | 1982-12-13 | 1982-12-13 | AGC circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5991029U true JPS5991029U (en) | 1984-06-20 |
Family
ID=30406372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18836182U Pending JPS5991029U (en) | 1982-12-13 | 1982-12-13 | AGC circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5991029U (en) |
-
1982
- 1982-12-13 JP JP18836182U patent/JPS5991029U/en active Pending
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