JPS5966943U - Direct drive capstan motor control circuit - Google Patents
Direct drive capstan motor control circuitInfo
- Publication number
- JPS5966943U JPS5966943U JP16035782U JP16035782U JPS5966943U JP S5966943 U JPS5966943 U JP S5966943U JP 16035782 U JP16035782 U JP 16035782U JP 16035782 U JP16035782 U JP 16035782U JP S5966943 U JPS5966943 U JP S5966943U
- Authority
- JP
- Japan
- Prior art keywords
- capstan motor
- control circuit
- motor control
- direct drive
- speed search
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は考案の一実施例のブロック回路図、第２図は、
そのタイムチャート図である。
１・・・アンプ、２・・・速調回路、３・・・速度設定
回路、４・・・ＤＤＣＭ制御回路、５・・・モード指令
回路、６゜７・・・モー、ド検知回路、８・・・トリガ
回路、９・・・モノステーブルバイブレータ回路、１０
・・・リールドライブ回路、１１・・・ＤＤＣＭ、１２
・・・リールモータ、１３・・・ゲート回路、１４・・
・電源回路、１５・・・再生モード切換回路、ａ・・・
モード指令（Ｉ）、ｂ・・・・・・モード指令（■）、
−ｃ・・・・・・モード指令（Ｉｎ）、ｄ□ ・・・・
・・トリガパルス、ｅ・・・加算出力、ｆ・・・リール
ドライブ出力、ｇ・・・ＦＧ倍信号ｊ・・・リール制御
出力、ｋ・・・ＬＰモード信号、１・・・電源電圧、ａ
−１・・・サーチ信号、ａ−２・・・リバース信号。Fig. 1 is a block circuit diagram of an embodiment of the invention, Fig. 2 is a block circuit diagram of an embodiment of the invention.
It is a time chart figure. DESCRIPTION OF SYMBOLS 1... Amplifier, 2... Speed adjustment circuit, 3... Speed setting circuit, 4... DDCM control circuit, 5... Mode command circuit, 6° 7... Mode, mode detection circuit, 8... Trigger circuit, 9... Monostable vibrator circuit, 10
...Reel drive circuit, 11...DDCM, 12
... Reel motor, 13... Gate circuit, 14...
・Power supply circuit, 15... Playback mode switching circuit, a...
Mode command (I), b...Mode command (■),
-c...Mode command (In), d□...
...Trigger pulse, e...addition output, f...reel drive output, g...FG double signal j...reel control output, k...LP mode signal, 1...power supply voltage, a
-1... Search signal, a-2... Reverse signal.
Claims (1)
チ機能を持ったＶＴＲにおいて、前記高速サーチ機能の
正転状態、逆転状態を検出する手段と、正転または逆転
の高速サーチ状態から他のモードに移ることを検出する
手段とを備え、前記両手段と、前記両手段によりキャプ
スタンモータに供給する電圧を切換える手段とにより、
一定時間急制動をかけ、前記急制動量を切換えることを
特徴とするダイレクトドライブキャプスタンモータ制御
回路。, In a VTR having a high-speed search function by forward rotation or reverse rotation of the capstan motor, means for detecting the forward rotation state or reverse rotation state of the high-speed search function, and a means for detecting the forward rotation state or reverse rotation state of the high-speed search function, and a means for moving from the forward rotation or reverse rotation high-speed search state to another mode. and means for detecting the above, and means for switching the voltage supplied to the capstan motor by the two means,
A direct drive capstan motor control circuit characterized by applying sudden braking for a certain period of time and switching the amount of sudden braking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16035782U JPS5966943U (en) | 1982-10-25 | 1982-10-25 | Direct drive capstan motor control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16035782U JPS5966943U (en) | 1982-10-25 | 1982-10-25 | Direct drive capstan motor control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5966943U true JPS5966943U (en) | 1984-05-07 |
Family
ID=30352724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16035782U Pending JPS5966943U (en) | 1982-10-25 | 1982-10-25 | Direct drive capstan motor control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5966943U (en) |
-
1982
- 1982-10-25 JP JP16035782U patent/JPS5966943U/en active Pending
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