JPS6080528U - Tape end detection circuit - Google Patents

Tape end detection circuit

Info

Publication number
JPS6080528U
JPS6080528U JP17397983U JP17397983U JPS6080528U JP S6080528 U JPS6080528 U JP S6080528U JP 17397983 U JP17397983 U JP 17397983U JP 17397983 U JP17397983 U JP 17397983U JP S6080528 U JPS6080528 U JP S6080528U
Authority
JP
Japan
Prior art keywords
detection circuit
end detection
tape end
drive motor
comparator
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
JP17397983U
Other languages
Japanese (ja)
Inventor
江田　努
Original Assignee
ローム株式会社
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 ローム株式会社 filed Critical ローム株式会社
Priority to JP17397983U priority Critical patent/JPS6080528U/en
Publication of JPS6080528U publication Critical patent/JPS6080528U/en
Pending legal-status Critical Current

Links

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

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

第１図は従来実施されている機械式テープエンド検出の
方法、第２図は本考案のテープエンド検出回路の一実施
例をしめずブロックダイアグラム、第３図はテープの駆
動開始からテープエンドにおけるテープの停止までの駆
動用モータの電流の変化を示す図である。 １０・・・駆動用モータ、２０・・・ドライブ回路、３
０・・・コンパレータ、４０・・・論理和回路、５０・
・・コントロール回路、６０・・・タイマー回路、７０
・・・ゲート回路。Fig. 1 shows a conventional mechanical tape end detection method, Fig. 2 is a block diagram of an embodiment of the tape end detection circuit of the present invention, and Fig. 3 shows a process from the start of tape drive to the tape end. FIG. 6 is a diagram showing changes in the current of the drive motor until the tape stops. 10... Drive motor, 20... Drive circuit, 3
0... Comparator, 40... OR circuit, 50...
...Control circuit, 60...Timer circuit, 70
...Gate circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 駆動用モータの電流を設定値と比較するコンパレータと
、前記コンパレータの出力を駆動用モータの起動時より
一定時間禁止する禁止回路を有し、前記コンパレータの
出力を駆動用モータの停止信号としてなることを特徴と
するテープエンド検出回路。It has a comparator that compares the current of the drive motor with a set value, and a prohibition circuit that inhibits the output of the comparator for a certain period of time from when the drive motor is started, and the output of the comparator serves as a stop signal for the drive motor. A tape end detection circuit featuring:
JP17397983U 1983-11-09 1983-11-09 Tape end detection circuit Pending JPS6080528U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17397983U JPS6080528U (en) 1983-11-09 1983-11-09 Tape end detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17397983U JPS6080528U (en) 1983-11-09 1983-11-09 Tape end detection circuit

Publications (1)

Publication Number Publication Date
JPS6080528U true JPS6080528U (en) 1985-06-04

Family

ID=30378873

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17397983U Pending JPS6080528U (en) 1983-11-09 1983-11-09 Tape end detection circuit

Country Status (1)

Country Link
JP (1) JPS6080528U (en)

Similar Documents

Publication Publication Date Title
JPS6080528U (en) Tape end detection circuit
JPS58100271U (en) Engine start detection device
JPS5877487U (en) electronic clock
JPS5810234U (en) tape recorder
JPS60122575U (en) Internal combustion engine start detection device
JPS5865651U (en) tape recorder
JPS6032833U (en) receiving device
JPS5880526U (en) recorder
JPS6062898U (en) Engine generator voltage control device
JPS59184374U (en) engine starting device
JPS5826737U (en) tape recorder
JPS6092776U (en) glow plug control device
JPS5851700U (en) Coil energization cycle control device
JPS60194722U (en) Timer operation instruction circuit
JPS617224U (en) Drive devices such as motors
JPS60142805U (en) magnetic tape recording device
JPS6061867U (en) clamp circuit
JPS5869296U (en) Clock with time limit function
JPS58179639U (en) Tape recorder auto-stop circuit
JPS59180233U (en) Endless tape recorder capstan motor lock protection circuit
JPS59134937U (en) Automatic sweep electronic tuning device
JPS587216U (en) recording circuit
JPS6077298U (en) Motor actuator drive control device
JPS6019278U (en) Beam index type color television receiver
JPS6119767U (en) Rotation speed detection device