JPS62158603U - - Google Patents
Info
- Publication number
- JPS62158603U JPS62158603U JP4364886U JP4364886U JPS62158603U JP S62158603 U JPS62158603 U JP S62158603U JP 4364886 U JP4364886 U JP 4364886U JP 4364886 U JP4364886 U JP 4364886U JP S62158603 U JPS62158603 U JP S62158603U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- switching circuit
- switching
- input terminal
- resonant circuit
- 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
- 239000003990 capacitor Substances 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Description
第１図は本考案による消去ヘツド駆動回路の一
実施例を示すブロツク図、第２図は本考案の原理
構成を示すブロツク図、第３図は第２図の回路の
各部信号波形図、第４図は従来回路を示す接続図
である。
３……消去ヘツド、５……スイツチング回路、
６……原発振回路、Ｃ４……コンデンサ、Ｌ……
消去ヘツド３のコイル、Ｖｃｃ……電源電圧。
FIG. 1 is a block diagram showing an embodiment of the erase head drive circuit according to the present invention, FIG. 2 is a block diagram showing the principle configuration of the present invention, FIG. 3 is a signal waveform diagram of each part of the circuit of FIG. 2, and FIG. FIG. 4 is a connection diagram showing a conventional circuit. 3... Erasing head, 5... Switching circuit,
6...Original oscillation circuit, C4...Capacitor, L...
Coil of erase head 3, Vcc...power supply voltage.
Claims (1)
第２の入力端がアースされているスイツチング回
路と、 消去ヘツドのコイルに、一端が上記スイツチン
グ回路の出力端に接続されているコンデンサを直
列に接続してなる共振回路と、 当該共振回路の共振周波数を有する発振出力信
号を発生して上記スイツチング回路にスイツチン
グ信号として与える原発振器と を具えることを特徴とする消去ヘツド駆動回路。[Claims for Utility Model Registration] A power supply voltage is applied to the first input terminal, and
a switching circuit whose second input terminal is grounded; a resonant circuit formed by connecting in series a capacitor having one end connected to the output terminal of the switching circuit to the coil of the erasing head; and resonance of the resonant circuit. An erase head drive circuit comprising: an original oscillator that generates an oscillation output signal having a certain frequency and supplies it to the switching circuit as a switching signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4364886U JPS62158603U (en) | 1986-03-25 | 1986-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4364886U JPS62158603U (en) | 1986-03-25 | 1986-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62158603U true JPS62158603U (en) | 1987-10-08 |
Family
ID=30860705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4364886U Pending JPS62158603U (en) | 1986-03-25 | 1986-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62158603U (en) |
-
1986
- 1986-03-25 JP JP4364886U patent/JPS62158603U/ja active Pending
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