JPS62109572U - - Google Patents
Info
- Publication number
- JPS62109572U JPS62109572U JP20021985U JP20021985U JPS62109572U JP S62109572 U JPS62109572 U JP S62109572U JP 20021985 U JP20021985 U JP 20021985U JP 20021985 U JP20021985 U JP 20021985U JP S62109572 U JPS62109572 U JP S62109572U
- Authority
- JP
- Japan
- Prior art keywords
- switching means
- light emitting
- emitting diode
- conduction
- turns
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Audible And Visible Signals (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は他の実施例を示す回路図、第３図は従来例を
示す回路図、第４図は他の従来例を示す回路図で
ある。
１０，１１，１２はトランジスタ、１３は電源
ライン、１４は限流抵抗、１５はＬＥＤ（発光ダ
イオード）、１６，１７，１８は抵抗である。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
FIG. 3 is a circuit diagram showing another embodiment, FIG. 3 is a circuit diagram showing a conventional example, and FIG. 4 is a circuit diagram showing another conventional example. 10, 11, and 12 are transistors, 13 is a power supply line, 14 is a current limiting resistor, 15 is an LED (light emitting diode), and 16, 17, and 18 are resistors.
Claims (1)
、このパルス信号と同期してオン・オフするスイ
ツチング手段と、このスイツチング手段と直列に
接続され、発光ダイオード駆動信号の有無に応じ
てオン・オフするスイツチング手段と、これら両
スイツチング手段の両端間の導通及び非導通に応
じて点滅される発光ダイオードとを備えたことを
特徴とするビデオカメラのＬＥＤ警告表示回路。 A switching means that receives a pulse signal generated within the video camera and turns on and off in synchronization with the pulse signal, and a switch that is connected in series with this switching means and turns on and off depending on the presence or absence of a light emitting diode drive signal. 1. An LED warning display circuit for a video camera, comprising: a switching means; and a light emitting diode that blinks in response to conduction or non-conduction between both ends of the switching means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20021985U JPS62109572U (en) | 1985-12-25 | 1985-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20021985U JPS62109572U (en) | 1985-12-25 | 1985-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62109572U true JPS62109572U (en) | 1987-07-13 |
Family
ID=31162524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20021985U Pending JPS62109572U (en) | 1985-12-25 | 1985-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62109572U (en) |
-
1985
- 1985-12-25 JP JP20021985U patent/JPS62109572U/ja active Pending
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