JPH0337601U - - Google Patents
Info
- Publication number
- JPH0337601U JPH0337601U JP9449289U JP9449289U JPH0337601U JP H0337601 U JPH0337601 U JP H0337601U JP 9449289 U JP9449289 U JP 9449289U JP 9449289 U JP9449289 U JP 9449289U JP H0337601 U JPH0337601 U JP H0337601U
- Authority
- JP
- Japan
- Prior art keywords
- side coil
- recording
- magnetic head
- circuit
- switching means
- 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 5
- 239000003990 capacitor Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第１図は本考案の一実施例に係るＤＡＴの構成
を示す回路図、第２図および第３図は本実施例の
動作を説明するための図、第４図は本考案の他の
実施例に係る回転ヘツド式磁気記録再生装置を示
す回路図、第５図は、増幅器が磁気ヘツドＨａ，
Ｈｂの近傍に備えられたＤＡＴの信号伝達機構の
説明図である。
３……回転ヘツド、１１……ヘツドアンプ、１
２……ロータリトランス、１２ａ……回転側トラ
ンス、１２ｂ……固定側トランス、１３……コン
デンサ、１４……整流回路、１５……信号処理回
路、１６……交流電源、Ｈａ，Ｈｂ……磁気ヘツ
ド、Ｔ……磁気テープ。
FIG. 1 is a circuit diagram showing the configuration of a DAT according to an embodiment of the present invention, FIGS. 2 and 3 are diagrams for explaining the operation of this embodiment, and FIG. 4 is a circuit diagram showing another embodiment of the present invention. FIG. 5 is a circuit diagram showing a rotating head type magnetic recording/reproducing apparatus according to an example.
FIG. 2 is an explanatory diagram of a DAT signal transmission mechanism provided near Hb. 3... Rotating head, 11... Head amplifier, 1
2... Rotary transformer, 12a... Rotating side transformer, 12b... Fixed side transformer, 13... Capacitor, 14... Rectifier circuit, 15... Signal processing circuit, 16... AC power supply, Ha, Hb... Magnetism Head, T...magnetic tape.
Claims (1)
ツドと整流回路およびこの整流回路によつて得ら
れる直流電力で作動される能動回路とが接続され
ているとともに、前記ロータリトランスの固定側
コイルには、信号処理回路および交流電源がそれ
ぞれ切換手段を介して接続されており、且つ前記
切換手段は、前記磁気ヘツドが記録または再生動
作を行つているときは前記固定側コイルの接続を
前記信号処理回路側に切換えるとともに、前記磁
気ヘツドが前記記録または再生動作を行つていな
いときは前記固定側コイルの接続を前記交流電源
側に切換えるものであることを特徴とする回転ヘ
ツド式磁気記録再生装置。 The rotating side coil of the rotary transformer is connected to a magnetic head, a rectifier circuit, and an active circuit operated by DC power obtained by the rectifier circuit, and the stationary side coil of the rotary transformer is connected to a A processing circuit and an AC power source are connected to each other via switching means, and the switching means connects the fixed side coil to the signal processing circuit side when the magnetic head is performing a recording or reproducing operation. A rotating head type magnetic recording/reproducing apparatus characterized in that the connection of the fixed side coil is switched to the AC power source side when the magnetic head is not performing the recording or reproducing operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9449289U JPH0337601U (en) | 1989-08-11 | 1989-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9449289U JPH0337601U (en) | 1989-08-11 | 1989-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0337601U true JPH0337601U (en) | 1991-04-11 |
Family
ID=31643817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9449289U Pending JPH0337601U (en) | 1989-08-11 | 1989-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0337601U (en) |
-
1989
- 1989-08-11 JP JP9449289U patent/JPH0337601U/ja active Pending
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