JPH0431405U - - Google Patents
Info
- Publication number
- JPH0431405U JPH0431405U JP7022490U JP7022490U JPH0431405U JP H0431405 U JPH0431405 U JP H0431405U JP 7022490 U JP7022490 U JP 7022490U JP 7022490 U JP7022490 U JP 7022490U JP H0431405 U JPH0431405 U JP H0431405U
- Authority
- JP
- Japan
- Prior art keywords
- switching
- output terminal
- input terminal
- recording
- terminal
- 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
- 230000003321 amplification Effects 0.000 claims 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 1
Description
第１図は本考案による記録再生装置の一実施例
を示す接続図、第２図は従来の記録再生装置を示
す接続図である。
１，１１……テープレコーダ、２……録音増幅
回路、３……再生増幅回路、４，１３……集積回
路、５……定電流回路、６，１２，１４……録音
再生切換回路、７……磁気ヘツド、８……交流バ
イアス発振回路、９……スイツチ回路、１０……
磁気テープ。
FIG. 1 is a connection diagram showing an embodiment of a recording/reproducing apparatus according to the present invention, and FIG. 2 is a connection diagram showing a conventional recording/reproducing apparatus. 1, 11... Tape recorder, 2... Recording amplifier circuit, 3... Playback amplifier circuit, 4, 13... Integrated circuit, 5... Constant current circuit, 6, 12, 14... Recording/playback switching circuit, 7 ...Magnetic head, 8...AC bias oscillation circuit, 9...Switch circuit, 10...
Magnetic tape.
Claims (1)
給する記録増幅手段と、 上記磁気ヘツドから得られる再生電流を増幅し
て再生信号を送出する再生増幅手段と、 第１の切換入力端が上記記録増幅手段の出力端
に接続され、第２の切換入力端が上記再生増幅手
段の入力端に接続され、上記第１又は第２の切換
入力端を選択して第１の切換出力端に接続する第
１の切換手段と、 上記第１の切換出力端及び上記磁気ヘツドの一
端の接続点に接続された高域補償手段と、 上記磁気ヘツドの他端が第３の切換入力端に接
続され、第２の切換出力端又は接地された第３の
切換出力端を選択して上記第３の切換入力端に接
続する第２の切換手段と、 上記第２の切換出力端に接続され、上記磁気ヘ
ツドに記録用定電流を供給する記録定電流手段と を具え、記録時上記第１の切換手段の上記第１の
切換入力端を上記第１の切換出力端に接続すると
共に上記第２の切換手段の上記第２の切換出力端
を選択して上記第３の切換入力端に接続し、 再生時上記第１の切換手段の上記第２の切換入
力端を上記第１の切換出力端に接続すると共に上
記第２の切換手段の上記第３の切換出力端を選択
して上記第３の切換入力端に接続するようにした ことを特徴とする記録再生装置。[Claims for Utility Model Registration] Recording amplification means for amplifying a recording signal and supplying a recording current to a magnetic head; reproduction amplification means for amplifying a reproduction current obtained from the magnetic head and transmitting a reproduction signal; One switching input terminal is connected to the output terminal of the recording amplification means, a second switching input terminal is connected to the input terminal of the reproduction amplification means, and the first or second switching input terminal is selected. a first switching means connected to a third switching output terminal; a high frequency compensation means connected to a connection point between the first switching output terminal and one end of the magnetic head; and a third switching means connected to the third switching output terminal; a second switching means connected to the switching input terminal of the switching input terminal and selecting a second switching output terminal or a grounded third switching output terminal and connecting it to the third switching input terminal; a recording constant current means connected to the output terminal and supplying a recording constant current to the magnetic head, the first switching input terminal of the first switching means being connected to the first switching output terminal during recording; At the same time, the second switching output terminal of the second switching means is selected and connected to the third switching input terminal, and during playback, the second switching input terminal of the first switching means is connected to the third switching input terminal. A recording/reproducing apparatus characterized in that the third switching output terminal of the second switching means is connected to the first switching output terminal, and the third switching output terminal of the second switching means is selected and connected to the third switching input terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7022490U JPH0431405U (en) | 1990-06-30 | 1990-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7022490U JPH0431405U (en) | 1990-06-30 | 1990-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0431405U true JPH0431405U (en) | 1992-03-13 |
Family
ID=31606204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7022490U Pending JPH0431405U (en) | 1990-06-30 | 1990-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0431405U (en) |
-
1990
- 1990-06-30 JP JP7022490U patent/JPH0431405U/ja active Pending
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