JPS6148437U - - Google Patents
Info
- Publication number
- JPS6148437U JPS6148437U JP13120684U JP13120684U JPS6148437U JP S6148437 U JPS6148437 U JP S6148437U JP 13120684 U JP13120684 U JP 13120684U JP 13120684 U JP13120684 U JP 13120684U JP S6148437 U JPS6148437 U JP S6148437U
- Authority
- JP
- Japan
- Prior art keywords
- cycle
- reel
- pulse
- generates
- rotation
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 1
Description
第１図は本考案による装置の実施例を示すブロ
ツク図、第２図は第１図中の各部の波形を示す波
形図、第３図は従来装置例を示すブロツク図、及
び第４図は従来の問題点を説明するための説明図
である。
１…リール台回転検出回路、２…波形整形回路
、４…機構部制御論理回路、５…アクチエータ駆
動回路、６…アクチエータ、７…機構部、８…周
期比較回路。
FIG. 1 is a block diagram showing an embodiment of the device according to the present invention, FIG. 2 is a waveform diagram showing waveforms of each part in FIG. 1, FIG. 3 is a block diagram showing an example of a conventional device, and FIG. It is an explanatory diagram for explaining a conventional problem. DESCRIPTION OF SYMBOLS 1... Reel stand rotation detection circuit, 2... Waveform shaping circuit, 4... Mechanism part control logic circuit, 5... Actuator drive circuit, 6... Actuator, 7... Mechanism part, 8... Period comparison circuit.
Claims (1)
ール台回転検出回路と、該検出回路からの電気信
号に基いてリール台の回転に応じた周期のリール
パルスを発生するパルス発生手段と、該パルス発
生手段からのリールパルスの周期を再生動作時の
リールパルスの最短周期と比較し、リールパルス
の周期が最短周期より短いとき制御信号を発生す
る周期比較回路と、該周期比較回路からの制御信
号に基づいてテープたるみを解消する状態に機構
部を作動する機構部制御手段とを備えることを特
徴とする磁気記録再生装置。 a rule base rotation detection circuit that generates an electrical signal in accordance with the rotation of the reel base; a pulse generating means that generates a reel pulse with a cycle that corresponds to the rotation of the reel base based on the electrical signal from the detection circuit; a cycle comparison circuit that compares the cycle of the reel pulse from the generating means with the shortest cycle of the reel pulse during playback operation and generates a control signal when the cycle of the reel pulse is shorter than the shortest cycle; and a control signal from the cycle comparison circuit. 1. A magnetic recording and reproducing apparatus comprising: a mechanism section control means for operating a mechanism section to a state in which tape slack is eliminated based on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13120684U JPH0445139Y2 (en) | 1984-08-31 | 1984-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13120684U JPH0445139Y2 (en) | 1984-08-31 | 1984-08-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6148437U true JPS6148437U (en) | 1986-04-01 |
| JPH0445139Y2 JPH0445139Y2 (en) | 1992-10-23 |
Family
ID=30689800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13120684U Expired JPH0445139Y2 (en) | 1984-08-31 | 1984-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0445139Y2 (en) |
-
1984
- 1984-08-31 JP JP13120684U patent/JPH0445139Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0445139Y2 (en) | 1992-10-23 |
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