JPS6285909U - - Google Patents
Info
- Publication number
- JPS6285909U JPS6285909U JP17848085U JP17848085U JPS6285909U JP S6285909 U JPS6285909 U JP S6285909U JP 17848085 U JP17848085 U JP 17848085U JP 17848085 U JP17848085 U JP 17848085U JP S6285909 U JPS6285909 U JP S6285909U
- Authority
- JP
- Japan
- Prior art keywords
- recording
- rotary head
- tape
- converting
- supplying
- 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
- 238000007781 pre-processing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Digital Magnetic Recording (AREA)
Description
第１図および第２図はこの考案の回転ヘツド式
テープレコーダの１実施例を示し、第１図はブロ
ツク図、第２図は記録電流と録再回転ヘツドの出
力との関係図である。
１…記録信号入力端子、２…クロツク信号入力
端子、３…分周回路、４…記録信号切換スイツチ
、５…記録電流形成回路、６ａ，６ｂ…変換レベ
ル設定用の可変抵抗、９…記録増幅器、１０…録
再切換スイツチ、１１…同期信号入力端子、１２
…録再切換タイミング信号発生回路、１３…ロー
タリートランス、１４…再生増幅器。
1 and 2 show one embodiment of the rotary head type tape recorder of this invention, with FIG. 1 being a block diagram and FIG. 2 being a diagram showing the relationship between the recording current and the output of the recording/reproducing rotary head. DESCRIPTION OF SYMBOLS 1... Recording signal input terminal, 2... Clock signal input terminal, 3... Frequency dividing circuit, 4... Recording signal changeover switch, 5... Recording current forming circuit, 6a, 6b... Variable resistor for setting conversion level, 9... Recording amplifier , 10...recording/reproduction switch, 11...synchronization signal input terminal, 12
... Recording/reproduction switching timing signal generation circuit, 13... Rotary transformer, 14... Reproduction amplifier.
Claims (1)
電流を超える大電流の記録電流を録再回転ヘツド
に供給し、テープに既に記録されている信号を消
去する前処理記録手段と、前記消去の終了後に新
記録信号を変換して形成された前記最適記録電流
の電流を前記回転ヘツドに供給し、テープを再記
録する再記録手段とを備えた回転ヘツド式テープ
レコーダ。 a pre-processing recording means for erasing signals already recorded on the tape by supplying a recording current exceeding the optimum recording current formed by converting a predetermined alternating current signal to the recording/reproducing rotary head; A rotary head type tape recorder comprising re-recording means for re-recording the tape by supplying the optimum recording current formed by converting the new recording signal to the rotary head after the recording is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17848085U JPS6285909U (en) | 1985-11-20 | 1985-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17848085U JPS6285909U (en) | 1985-11-20 | 1985-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6285909U true JPS6285909U (en) | 1987-06-01 |
Family
ID=31120649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17848085U Pending JPS6285909U (en) | 1985-11-20 | 1985-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6285909U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20240162065A (en) | 2022-03-15 | 2024-11-14 | 가부시키가이샤 도쿠야마 덴탈 | Mill blank for dental cutting and its manufacturing method |
-
1985
- 1985-11-20 JP JP17848085U patent/JPS6285909U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20240162065A (en) | 2022-03-15 | 2024-11-14 | 가부시키가이샤 도쿠야마 덴탈 | Mill blank for dental cutting and its manufacturing method |