JPS6423703U - - Google Patents
Info
- Publication number
- JPS6423703U JPS6423703U JP11629687U JP11629687U JPS6423703U JP S6423703 U JPS6423703 U JP S6423703U JP 11629687 U JP11629687 U JP 11629687U JP 11629687 U JP11629687 U JP 11629687U JP S6423703 U JPS6423703 U JP S6423703U
- Authority
- JP
- Japan
- Prior art keywords
- write
- current value
- write current
- head
- magnetic head
- 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 1
Landscapes
- Digital Magnetic Recording (AREA)
Description
第１図は本考案の実施例に係わる構成を示すブ
ロツク図、第２図は従来の両面型磁気ヘツドの構
成を示す側面断面図、第３図は従来のデイスクの
一例を示す平面図である。
１０…デイスク、１１…ＳＯヘツド、１２…Ｓ
１ヘツド、２０…リード／ライト回路本体、２２
…スイツチ回路、Ｒ１，Ｒ２…抵抗。
FIG. 1 is a block diagram showing the structure of an embodiment of the present invention, FIG. 2 is a side sectional view showing the structure of a conventional double-sided magnetic head, and FIG. 3 is a plan view showing an example of a conventional disk. . 10...Disk, 11...SO head, 12...S
1 head, 20...read/write circuit body, 22
...Switch circuit, R1, R2...Resistance.
Claims (1)
体の内周側又は外周側に位置する第１及び第２の
磁気ヘツドからなる両面型磁気ヘツドを備えたフ
ロツピーデイスク装置において、 前記磁気記録媒体に対してデータの書込み動作
を行なう際に前記第１又は第２の磁気ヘツドを選
択するためのヘツドセレクト信号を出力する出力
手段と、この出力手段から出力されるヘツドセレ
クタ信号に応じて書込み電流値を決定するための
抵抗の設定を切換えて選択された前記第１又は第
２の磁気ヘツドに対して適正な書込み電流値を設
定するための書込み電流切換え手段と、この書込
み電流切換え手段により設定された書込み電流値
により前記第１又は第２の磁気ヘツドを駆動する
ためのライト手段とを具備したことを特徴とする
フロツピーデイスク装置のリード／ライト回路。[Claims for Utility Model Registration] In a floppy disk device equipped with a double-sided magnetic head consisting of first and second magnetic heads in which the read/write gap is located on the inner or outer side of a magnetic recording medium. , an output means for outputting a head select signal for selecting the first or second magnetic head when performing a data write operation on the magnetic recording medium; and a head selector signal output from the output means. a write current switching means for setting an appropriate write current value for the selected first or second magnetic head by switching a resistance setting for determining a write current value according to the write current value; 1. A read/write circuit for a floppy disk device, comprising write means for driving the first or second magnetic head with a write current value set by a current switching means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11629687U JPS6423703U (en) | 1987-07-29 | 1987-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11629687U JPS6423703U (en) | 1987-07-29 | 1987-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6423703U true JPS6423703U (en) | 1989-02-08 |
Family
ID=31358704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11629687U Pending JPS6423703U (en) | 1987-07-29 | 1987-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6423703U (en) |
-
1987
- 1987-07-29 JP JP11629687U patent/JPS6423703U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6423703U (en) | ||
| JPH0268362U (en) | ||
| JPS61170130U (en) | ||
| JPS603910U (en) | magnetic disk device | |
| JPS6423771U (en) | ||
| JPS6218872U (en) | ||
| JPH0314799U (en) | ||
| JPS6222730U (en) | ||
| JPS61182909U (en) | ||
| JPS58118593U (en) | Tape recorder music selection circuit | |
| JPS62175401U (en) | ||
| JPS61121564U (en) | ||
| JPH0472358U (en) | ||
| JPS6374703U (en) | ||
| JPS61118183U (en) | ||
| JPH01159287U (en) | ||
| JPS5852694U (en) | small tape recorder | |
| JPS6442504U (en) | ||
| JPH0164104U (en) | ||
| JPS6215129U (en) | ||
| JPH0235368U (en) | ||
| JPH01170304U (en) | ||
| JPS6267306U (en) | ||
| JPS60159506U (en) | magnetic recording and reproducing device | |
| JPS62202692U (en) |