JPS58127894U - Waveform shaping circuit - Google Patents

Waveform shaping circuit

Info

Publication number
JPS58127894U
JPS58127894U JP1982021742U JP2174282U JPS58127894U JP S58127894 U JPS58127894 U JP S58127894U JP 1982021742 U JP1982021742 U JP 1982021742U JP 2174282 U JP2174282 U JP 2174282U JP S58127894 U JPS58127894 U JP S58127894U
Authority
JP
Japan
Prior art keywords
waveform shaping
shaping circuit
transistors
bases
transistor
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
Application number
JP1982021742U
Other languages
Japanese (ja)
Inventor
三竿　郁夫
Original Assignee
ソニー株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ソニー株式会社 filed Critical ソニー株式会社
Priority to JP1982021742U priority Critical patent/JPS58127894U/en
Publication of JPS58127894U publication Critical patent/JPS58127894U/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Electric Motors In General (AREA)
  • Manipulation Of Pulses (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は回転ヘッド型ＶＴＲのドラムサーボ系を示す回
路図、第２図はその説明に供する線図、第３図は従来の
波形整形回路の例を示す接続図、第４図は夫々第３図例
の説明に供する線図、第５図は本考案による波形整形回
路の一実施例を示す接続図である。 ＩＡはＰＧ弓イル、１１は入力端子、１２は差動アンプ
、１２Ａ、１２Ｂ及び２７は夫々トランジスタ、１３は
電源端子、２８は出力端子、３０は可変抵抗器である。Fig. 1 is a circuit diagram showing the drum servo system of a rotary head type VTR, Fig. 2 is a diagram for explaining it, Fig. 3 is a connection diagram showing an example of a conventional waveform shaping circuit, and Fig. 4 is a circuit diagram showing the drum servo system of a rotary head type VTR. 3 is a diagram for explaining the example, and FIG. 5 is a connection diagram showing one embodiment of the waveform shaping circuit according to the present invention. IA is a PG coil, 11 is an input terminal, 12 is a differential amplifier, 12A, 12B and 27 are transistors, 13 is a power supply terminal, 28 is an output terminal, and 30 is a variable resistor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 第１、第２のトランジスタよりなる差動アンプよりなり
、該第１、第２のトランジスタのベースには共通のバイ
アスが与えられ、上記第１、第２のトランジスタの一方
のベースに入力信号が与えられ、上記第１あるいは第２
のトランジスタのコレクタより出力信号を得る集積回路
化された波形整形回路において、上記一方のベースが接
続された入力端子ピンに所定のバイアスを与えるように
したことを特徴とする波形整形回路。It consists of a differential amplifier consisting of a first and a second transistor, a common bias is applied to the bases of the first and second transistors, and an input signal is applied to the base of one of the first and second transistors. given, the first or second above
What is claimed is: 1. A waveform shaping circuit configured as an integrated circuit that obtains an output signal from a collector of a transistor, characterized in that a predetermined bias is applied to an input terminal pin connected to one of the bases.
JP1982021742U 1982-02-18 1982-02-18 Waveform shaping circuit Pending JPS58127894U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1982021742U JPS58127894U (en) 1982-02-18 1982-02-18 Waveform shaping circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982021742U JPS58127894U (en) 1982-02-18 1982-02-18 Waveform shaping circuit

Publications (1)

Publication Number Publication Date
JPS58127894U true JPS58127894U (en) 1983-08-30

Family

ID=30033860

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982021742U Pending JPS58127894U (en) 1982-02-18 1982-02-18 Waveform shaping circuit

Country Status (1)

Country Link
JP (1) JPS58127894U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6159908A (en) * 1984-08-30 1986-03-27 Sharp Corp Comparator circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52105756A (en) * 1976-03-01 1977-09-05 Sony Corp Level adjustment circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52105756A (en) * 1976-03-01 1977-09-05 Sony Corp Level adjustment circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6159908A (en) * 1984-08-30 1986-03-27 Sharp Corp Comparator circuit

Similar Documents

Publication Publication Date Title
JPS58127894U (en) Waveform shaping circuit
JPS6055129U (en) Output circuit
JPS60134319U (en) Amplifier
JPS6040132U (en) Phase switching circuit
JPS5988923U (en) differential amplifier
JPS6082817U (en) Muting circuit
JPS59137615U (en) amplifier circuit
JPS58164369U (en) Additional circuit for setup signal
JPS618313U (en) constant voltage circuit
JPS6135468U (en) clamp circuit
JPS5890749U (en) Waveform shaping circuit
JPS6126350U (en) stereo indicator circuit
JPS6047314U (en) signal mixing circuit
JPS58152071U (en) signal control circuit
JPS60116716U (en) mixer circuit
JPS60153303U (en) Output cutoff circuit
JPS59121943U (en) logic level setting circuit
JPS59171410U (en) Muting circuit
JPS60163817U (en) differential amplifier
JPS6135419U (en) bootstrap circuit
JPS60144322U (en) slice circuit
JPS59140516U (en) Amplifier protection circuit
JPS60193711U (en) gain control circuit
JPS6042096U (en) Motor control circuit
JPS5868716U (en) amplifier