JPS6126367U

JPS6126367U - amplifier circuit

Info

Publication number: JPS6126367U
Application number: JP10999784U
Authority: JP
Inventors: 禎史金田
Original assignee: 日本ビクター株式会社
Priority date: 1984-07-20
Filing date: 1984-07-20
Publication date: 1986-02-17

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の増幅回路の一実施例の回路図、第２図
はステップエネル陀方式の信号処理回路のブロック系統
一、第３図は撮像管の出力電流の分布図、第４図はパー
シバル回路の動作原理図、第５図は雑音出力電圧の周波
数特性図、第６図はパーシバル回路を応用した従来例の
回路図、第７図及び第８図は伝送特性図をそれぞれ示す
。１・・・撮像管、２．１９，２５，３４・・・前置増幅
器、３，４・・・ローパルフィルタ、５，６．１０．１
２・・・バンドパスフィルタ、７・・・振幅制限器、８
・・・乗算器、９．１４・・・マトリックス、１１．１
３・・・検波器、１５・・・信号源、１６，１７，
２３，３６，３９．４１．４６・・・コンデンサ、
２０，２２，３５．４７・・・コイル、Ｔ１〜Ｔ５・・
・トランジスタ。Fig. 1 is a circuit diagram of an embodiment of the amplifier circuit of the present invention, Fig. 2 is a block system of a step energy type signal processing circuit, Fig. 3 is a distribution diagram of the output current of the image pickup tube, and Fig. 4 5 is a diagram of the operating principle of the Percival circuit, FIG. 5 is a frequency characteristic diagram of the noise output voltage, FIG. 6 is a circuit diagram of a conventional example to which the Percival circuit is applied, and FIGS. 7 and 8 are transmission characteristic diagrams, respectively. 1... Image pickup tube, 2.19, 25, 34... Preamplifier, 3, 4... Low-pal filter, 5, 6.10.1
2...Band pass filter, 7...Amplitude limiter, 8
... Multiplier, 9.14 ... Matrix, 11.1
3...Detector, 15...Signal source, 16, 17,
23, 36, 39.41.46... capacitor,
20, 22, 35.47...Coil, T1-T5...
・Transistor.

Claims

[Scope of utility model registration request]

A percival amplifier in which an inductance is inserted in series between a signal source and an input terminal of the amplifier, and a capacitor whose one end is grounded to the other end of a resistor whose one end is connected to the input terminal of the amplifier, and the other end of the amplifier. a negative feedback circuit including a capacitor connected in parallel with one end connected to the output terminal and the other end of the resistor; and a negative feedback circuit connected to the output terminal of the amplifier, the frequency characteristic of the low frequency component of the output signal of the amplifier. and a second circuit connected to the output terminal of the amplifier and forming a staggered circuit together with the amplifier to form a hand-pass filter.