JPS6289829U - - Google Patents
Info
- Publication number
- JPS6289829U JPS6289829U JP18146985U JP18146985U JPS6289829U JP S6289829 U JPS6289829 U JP S6289829U JP 18146985 U JP18146985 U JP 18146985U JP 18146985 U JP18146985 U JP 18146985U JP S6289829 U JPS6289829 U JP S6289829U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- automatically control
- output obtained
- capacitor
- amplification gain
- 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 5
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 5
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は従来のＡＧＣ回路例を示すブロツク回
路図、第２図は本考案の実施例を示すブロツク回
路図、第３図は本考案の動作を説明するためのタ
イムチヤート、第４図は本考案回路の特性を説明
するための特性図である。
１……入力端子、２……ＡＧＣ増幅部、３……
検波器、４，５……コンデンサ、６……抵抗、７
……手動スイツチ、８……直流電圧増幅部、９…
…中間周波増幅部、１０……出力端子、１１，１
２……コンデンサ。
Fig. 1 is a block circuit diagram showing an example of a conventional AGC circuit, Fig. 2 is a block circuit diagram showing an embodiment of the present invention, Fig. 3 is a time chart for explaining the operation of the present invention, and Fig. 4 is a block circuit diagram showing an example of a conventional AGC circuit. FIG. 3 is a characteristic diagram for explaining the characteristics of the circuit of the present invention. 1...Input terminal, 2...AGC amplification section, 3...
Detector, 4, 5... Capacitor, 6... Resistor, 7
...Manual switch, 8...DC voltage amplification section, 9...
...Intermediate frequency amplification section, 10...Output terminal, 11,1
2... Capacitor.
Claims (1)
検波出力を時定数回路を介してとり出した直流出
力により前記増幅器の増幅利得を自動制御するよ
うに構成され、前記時定数回路は前記振幅検波出
力が順方向ダイオードとコンデンサとの並列接続
を介して電圧蓄積コンデンサに印加されるように
構成された受信機の自動利得制御回路。 The amplifier is configured to automatically control the amplification gain of the amplifier using a DC output obtained by extracting the amplitude detection output of the amplified output obtained by amplifying the received wave by the amplifier, and the time constant circuit is configured to automatically control the amplification gain of the amplifier. A receiver automatic gain control circuit configured to be applied to a voltage storage capacitor through a parallel connection of a forward diode and a capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985181469U JPH0516728Y2 (en) | 1985-11-27 | 1985-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985181469U JPH0516728Y2 (en) | 1985-11-27 | 1985-11-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6289829U true JPS6289829U (en) | 1987-06-09 |
| JPH0516728Y2 JPH0516728Y2 (en) | 1993-05-06 |
Family
ID=31126365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985181469U Expired - Lifetime JPH0516728Y2 (en) | 1985-11-27 | 1985-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0516728Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60176314A (en) * | 1984-02-21 | 1985-09-10 | Rohm Co Ltd | Automatic gain adjusting circuit |
-
1985
- 1985-11-27 JP JP1985181469U patent/JPH0516728Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60176314A (en) * | 1984-02-21 | 1985-09-10 | Rohm Co Ltd | Automatic gain adjusting circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0516728Y2 (en) | 1993-05-06 |
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