JPS6313403U - - Google Patents
Info
- Publication number
- JPS6313403U JPS6313403U JP4023886U JP4023886U JPS6313403U JP S6313403 U JPS6313403 U JP S6313403U JP 4023886 U JP4023886 U JP 4023886U JP 4023886 U JP4023886 U JP 4023886U JP S6313403 U JPS6313403 U JP S6313403U
- Authority
- JP
- Japan
- Prior art keywords
- recording
- oscillator
- frequency characteristic
- frequency characteristics
- magnetic tape
- 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
Links
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案に係る磁気テープ周波数特性補
正回路を適用した磁気記録再生装置の回路図、第
２図は他の実施例の要部を示す回路図である。
２…発振器、３，４，６，１１，１３…スイツ
チ、５…周波数特性補正部、７…磁気テープ、８
…磁気ヘツド、９…記録用アンプ、１０…再生用
アンプ、１４…アンプ、１５…メータ。
FIG. 1 is a circuit diagram of a magnetic recording/reproducing apparatus to which a magnetic tape frequency characteristic correction circuit according to the present invention is applied, and FIG. 2 is a circuit diagram showing the main parts of another embodiment. 2... Oscillator, 3, 4, 6, 11, 13... Switch, 5... Frequency characteristic correction section, 7... Magnetic tape, 8
...magnetic head, 9...recording amplifier, 10...playback amplifier, 14...amplifier, 15...meter.
Claims (1)
の周波数を別々に又は混合して発振する発振器を
有し、この発振器の出力信号を所定の周波数特性
を有する記録用アンプを通して磁気テープに記録
した後、この記録信号を再生し、この再生信号と
発振器の出力信号との周波数特性を比較し、これ
らの周波数特性が所定の関係になるように、上記
の記録信号の再生時に調整すると共に、記録用ア
ンプの周波数特性を上記の記録再生時のレベルと
同じ分だけ変化させ、記録周波数特性を調整する
ようにしたことを特徴とする磁気テープの周波数
特性補正回路。 A two-head type magnetic recording/reproducing device has an oscillator that oscillates at multiple frequencies separately or in a mixed manner, and after recording the output signal of this oscillator on a magnetic tape through a recording amplifier having predetermined frequency characteristics, This recorded signal is reproduced, the frequency characteristics of this reproduced signal and the output signal of the oscillator are compared, and the recording amplifier is adjusted so that these frequency characteristics have a predetermined relationship. A magnetic tape frequency characteristic correction circuit characterized in that the recording frequency characteristic is adjusted by changing the frequency characteristic by the same amount as the level during recording and reproduction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4023886U JPS6313403U (en) | 1986-03-19 | 1986-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4023886U JPS6313403U (en) | 1986-03-19 | 1986-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6313403U true JPS6313403U (en) | 1988-01-28 |
Family
ID=30854149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4023886U Pending JPS6313403U (en) | 1986-03-19 | 1986-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6313403U (en) |
-
1986
- 1986-03-19 JP JP4023886U patent/JPS6313403U/ja active Pending
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