JPS5887127U - Automatic recording sensitivity adjustment device - Google Patents

Automatic recording sensitivity adjustment device

Info

Publication number
JPS5887127U
JPS5887127U JP18266781U JP18266781U JPS5887127U JP S5887127 U JPS5887127 U JP S5887127U JP 18266781 U JP18266781 U JP 18266781U JP 18266781 U JP18266781 U JP 18266781U JP S5887127 U JPS5887127 U JP S5887127U
Authority
JP
Japan
Prior art keywords
circuit
sensitivity adjustment
recording sensitivity
test signal
recording
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
JP18266781U
Other languages
Japanese (ja)
Inventor
稲見 衛
大槻 善樹
美昭 田中
Original Assignee
日本ビクター株式会社
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 日本ビクター株式会社 filed Critical 日本ビクター株式会社
Priority to JP18266781U priority Critical patent/JPS5887127U/en
Publication of JPS5887127U publication Critical patent/JPS5887127U/en
Pending legal-status Critical Current

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  • Signal Processing Not Specific To The Method Of Recording And Reproducing (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図及び第2図は夫々本考案装置の一実施例を設けら
れたテープレコーダの概略ブロック系統図及びその動作
説明用フローチャート、第3図は第1図示の装置の要部
の回路図である。 4・・・・・・感度調整器、7・・・・・・記録ヘッド
、8・・・・・・磁気テープ、9・・・・・・中央処理
制御装置、10・・・・・・再生ヘッド、15・・・・
・・テスト用信号発生器、24・・・・・・A/()変
換器。
1 and 2 are schematic block diagrams and flowcharts for explaining the operation of a tape recorder equipped with an embodiment of the device of the present invention, respectively, and FIG. 3 is a circuit diagram of the main parts of the device shown in FIG. 1. be. 4... Sensitivity adjuster, 7... Recording head, 8... Magnetic tape, 9... Central processing control unit, 10... Play head, 15...
...Test signal generator, 24...A/() converter.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 所定周波数のテスト用信号を発生するテスト用信号発生
回路と、該テスト用信号発生回路からのテスト用信号の
レベルを制御信号により可変する録音感度調整回路と、
該録音感度調整回路を介した信号を磁気記録媒体に記録
し、かつ、再生する記録再生回路と、該テスト用信号発
生回路からの信号のレベル及び該記録再生回路にて再生
された信号のレベルを夫々デジタル値に変換する変換回
路と、該変換回路からのデジタル値を互いに比較してそ
の比較結果に応じた制御信号により該録音感度調整回路
を制御する回路とよりなる自動録音感度調整装置。
a test signal generation circuit that generates a test signal of a predetermined frequency; a recording sensitivity adjustment circuit that varies the level of the test signal from the test signal generation circuit using a control signal;
A recording and reproducing circuit that records and reproduces the signal via the recording sensitivity adjustment circuit on a magnetic recording medium, the level of the signal from the test signal generation circuit, and the level of the signal reproduced by the recording and reproducing circuit. An automatic recording sensitivity adjustment device comprising a conversion circuit that converts each of the digital values into digital values, and a circuit that compares the digital values from the conversion circuit with each other and controls the recording sensitivity adjustment circuit with a control signal according to the comparison result.
JP18266781U 1981-12-08 1981-12-08 Automatic recording sensitivity adjustment device Pending JPS5887127U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18266781U JPS5887127U (en) 1981-12-08 1981-12-08 Automatic recording sensitivity adjustment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18266781U JPS5887127U (en) 1981-12-08 1981-12-08 Automatic recording sensitivity adjustment device

Publications (1)

Publication Number Publication Date
JPS5887127U true JPS5887127U (en) 1983-06-13

Family

ID=29981239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18266781U Pending JPS5887127U (en) 1981-12-08 1981-12-08 Automatic recording sensitivity adjustment device

Country Status (1)

Country Link
JP (1) JPS5887127U (en)

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