JPS60181967U - Video camera battery warning circuit - Google Patents
Video camera battery warning circuitInfo
- Publication number
- JPS60181967U JPS60181967U JP6932384U JP6932384U JPS60181967U JP S60181967 U JPS60181967 U JP S60181967U JP 6932384 U JP6932384 U JP 6932384U JP 6932384 U JP6932384 U JP 6932384U JP S60181967 U JPS60181967 U JP S60181967U
- Authority
- JP
- Japan
- Prior art keywords
- video camera
- warning circuit
- battery warning
- vtr
- zener diode
- 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示す回路図、第２図と第３
図は従来例を示す回路図である。
１・・・・・・ビデオカメラ、２・・・・・・カメラケ
ーブル、２ａ＊２ｃ・・・・・・芯線、３・・・・・・
ＶＴＲ，３ａ・・・・・・給電端子、３ｂ・・・・・・
アース端子、４，５・・・・・・分圧抵抗、６・・・・
・・コンパレータ、６ａ・・・・・・非反転入力端子、
６ｂ”・・・・反転入力端子、訃・・・・・ツェナーダ
イオード。Figure 1 is a circuit diagram showing one embodiment of the present invention, Figures 2 and 3 are
The figure is a circuit diagram showing a conventional example. 1...Video camera, 2...Camera cable, 2a*2c...core wire, 3...
VTR, 3a...Power supply terminal, 3b...
Earth terminal, 4, 5... Voltage dividing resistor, 6...
...Comparator, 6a...Non-inverting input terminal,
6b”...Inverting input terminal, 6b...Zener diode.
Claims (1)
２の芯線２ａでＶＴＲ３の給電端子３ａを分圧抵抗４，
５を介してコンパレータ６の非反転入力端子６ａに接続
するとともに、カメラケーブル２の芯線２ｃでＶＴＲ３
のアース端子３ｂをツェナーダイオード８のアノードに
接続し、このツェナーダイオード８のカソードをコンパ
レータ６の反転入力端子６ｂに接続したことを特徴とす
るビデオカメラのバッテリワ゛−ニング回路。The power supply terminal 3a of the VTR 3 is connected to the voltage dividing resistor 4 by the core wire 2a of the camera cable 2 that connects the VTR 3 and the video camera 1.
5 to the non-inverting input terminal 6a of the comparator 6, and the core wire 2c of the camera cable 2 to the VTR 3.
A battery warning circuit for a video camera, characterized in that the ground terminal 3b of the zener diode 8 is connected to the anode of the zener diode 8, and the cathode of the zener diode 8 is connected to the inverting input terminal 6b of the comparator 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6932384U JPS60181967U (en) | 1984-05-11 | 1984-05-11 | Video camera battery warning circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6932384U JPS60181967U (en) | 1984-05-11 | 1984-05-11 | Video camera battery warning circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60181967U true JPS60181967U (en) | 1985-12-03 |
Family
ID=30604889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6932384U Pending JPS60181967U (en) | 1984-05-11 | 1984-05-11 | Video camera battery warning circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60181967U (en) |
-
1984
- 1984-05-11 JP JP6932384U patent/JPS60181967U/en active Pending
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