CN204291486U - The pressure-controlled three road computer camera light compensating lamps of a kind of audio frequency - Google Patents
The pressure-controlled three road computer camera light compensating lamps of a kind of audio frequency Download PDFInfo
- Publication number
- CN204291486U CN204291486U CN201420748518.9U CN201420748518U CN204291486U CN 204291486 U CN204291486 U CN 204291486U CN 201420748518 U CN201420748518 U CN 201420748518U CN 204291486 U CN204291486 U CN 204291486U
- Authority
- CN
- China
- Prior art keywords
- resistor
- audio frequency
- capacitor
- integrated chip
- light
- 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.)
- Expired - Fee Related
Links
Landscapes
- Led Devices (AREA)
Abstract
The utility model discloses the pressure-controlled three road computer camera light compensating lamps of a kind of audio frequency, comprise battery, switch, the first to the 8th resistor, the first to the 3rd light-emitting diode, the first to the 3rd controllable silicon, first to fourth capacitor, the first triode, the second triode, pick-up, potentiometer and audio frequency integrated chip.The voice signal picked up is converted to the signal of telecommunication and adds to audio frequency integrated chip by pick-up, and the signal of telecommunication received is carried out voltage-controlled modulation by audio frequency integrated chip, and the size that light-emitting diode followed by external sound produces corresponding lightness change.Compared with prior art, the utility model has the advantage that circuit structure is simple, adopt electronic component few, with low cost, especially the utility model is based on the pressure-controlled design of audio frequency, the effect of light filling can not only be reached, but also there is the function automatically controlling brightness, easy to use, there is the value of popularization.
Description
Technical field
The utility model relates to a kind of computer peripheral auxiliary equipment, particularly relates to the pressure-controlled three road computer camera light compensating lamps of a kind of audio frequency.
Background technology
Computer camera is very common a kind of computer input apparatus, and this equipment is fuzzy at the situation hypograph that light is very dark, therefore adopt light filling technology, and the circuit structure of computer camera light compensating lamp of the prior art is complicated, employing electronic component is many, cost is high, is difficult to popularize.
Utility model content
The purpose of this utility model is just to provide a kind of audio frequency pressure-controlled three road computer camera light compensating lamps to solve the problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises battery, switch, first resistor is to the 8th resistor, first light-emitting diode is to the 3rd light-emitting diode, first controllable silicon is to the 3rd controllable silicon, first capacitor is to the 4th capacitor, first triode, second triode, pick-up, potentiometer and audio frequency integrated chip, the positive pole of described battery is connected with the first end of described switch, second end of described switch is connected with the first end of described 8th resistor, second end of described 8th resistor respectively with the positive pole of described 3rd light-emitting diode, the positive pole of described second light-emitting diode, the positive pole of described first light-emitting diode, the power positive end of described audio frequency integrated chip, the first end of described potentiometer, the sliding end of described potentiometer, the first end of described 4th capacitor, the collector electrode of described second triode, the first end of described 3rd resistor, the first end of described second resistor is connected with the first end of described first resistor, the negative pole of described 3rd light-emitting diode is connected with described 3rd silicon controlled positive pole, the negative pole of described second light-emitting diode is connected with described second silicon controlled positive pole, the negative pole of described first light-emitting diode is connected with described first silicon controlled positive pole, described 3rd silicon controlled gate pole is connected with the first end of described 7th resistor, described second silicon controlled gate pole is connected with the first end of described 6th resistor, described first silicon controlled gate pole is connected with the first end of described 5th resistor, second end of described 7th resistor is connected with the 3rd signal output part of described audio frequency integrated chip, second end of described 6th resistor is connected with the secondary signal output of described audio frequency integrated chip, second end of described 5th resistor is connected with the first signal output part of described audio frequency integrated chip, second end of described 4th capacitor is connected with the second end of described potentiometer and the external capacitance-resistance end of described audio frequency integrated chip respectively, the emitter of described second triode is connected with the first end of described 4th resistor and the first end of described 3rd capacitor respectively, second end of described 3rd capacitor is connected with the voice modulation voltage input end of described audio frequency integrated chip, second end of described 3rd resistor is connected with the first end of described second capacitor and the collector electrode of described first triode respectively, second end of described second capacitor is connected with the base stage of described second triode, second end of described second resistor is connected with the base stage of described first triode and the first end of described first capacitor respectively, second end of described first resistor is connected with the second end of described first capacitor and the first end of described pick-up respectively, second end of described pick-up respectively with the emitter of described first triode, second end of described 4th resistor, the power-of described audio frequency integrated chip is extreme, described first silicon controlled negative pole, described second silicon controlled negative pole, described 3rd silicon controlled negative pole is connected with the negative pole of described battery.
The beneficial effects of the utility model are:
The utility model is the pressure-controlled three road computer camera light compensating lamps of a kind of audio frequency, compared with prior art, the utility model has the advantage that circuit structure is simple, adopt electronic component few, with low cost, especially the utility model is based on the pressure-controlled design of audio frequency, the effect of light filling can not only be reached, but also there is the function automatically controlling brightness, and easy to use, there is the value of popularization.
Accompanying drawing explanation
Fig. 1 is circuit structure schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1: the utility model comprises battery E, K switch, first resistor R1 is to the 8th resistor R8, first LED 1 is to the 3rd LED 3, first controllable silicon VS1 is to the 3rd controllable silicon VS3, first capacitor C1 is to the 4th capacitor C4, first triode VT1, second triode VT2, pick-up BM, potentiometer RP and the integrated chip IC of audio frequency, the positive pole of battery E is connected with the first end of K switch, second end of K switch is connected with the first end of the 8th resistor R8, second end of the 8th resistor R8 respectively with the positive pole of the 3rd LED 3, the positive pole of the second LED 2, the positive pole of the first LED 1, the power positive end of the integrated chip IC of audio frequency, the first end of potentiometer RP, the sliding end of potentiometer RP, the first end of the 4th capacitor C4, the collector electrode of the second triode VT2, the first end of the 3rd resistor R3, the first end of the second resistor R2 is connected with the first end of the first resistor R1, the negative pole of the 3rd LED 3 is connected with the positive pole of the 3rd controllable silicon VS3, the negative pole of the second LED 2 is connected with the positive pole of the second controllable silicon VS2, the negative pole of the first LED 1 is connected with the positive pole of the first controllable silicon VS1, the gate pole of the 3rd controllable silicon VS3 is connected with the first end of the 7th resistor R7, the gate pole of the second controllable silicon VS2 is connected with the first end of the 6th resistor R6, the gate pole of the first controllable silicon VS1 is connected with the first end of the 5th resistor R5, second end of the 7th resistor R7 is connected with the 3rd signal output part of the integrated chip IC of audio frequency, second end of the 6th resistor R6 is connected with the secondary signal output of the integrated chip IC of audio frequency, second end of the 5th resistor R5 is connected with the first signal output part of the integrated chip IC of audio frequency, second end of the 4th capacitor C4 is connected with second end of potentiometer RP and the external capacitance-resistance end of the integrated chip IC of audio frequency respectively, the emitter of the second triode VT2 is connected with the first end of the 4th resistor R4 and the first end of the 3rd capacitor C3 respectively, second end of the 3rd capacitor C3 is connected with the voice modulation voltage input end of the integrated chip IC of audio frequency, second end of the 3rd resistor R3 is connected with the first end of the second capacitor C2 and the collector electrode of the first triode VT1 respectively, second end of the second capacitor C2 is connected with the base stage of the second triode VT2, second end of the second resistor R2 is connected with the base stage of the first triode VT1 and the first end of the first capacitor C1 respectively, second end of the first resistor R1 is connected with second end of the first capacitor C1 and the first end of pick-up BM respectively, second end of pick-up BM respectively with the emitter of the first triode VT1, second end of the 4th resistor R4, the power-of the integrated chip IC of audio frequency is extreme, the negative pole of the first controllable silicon VS1, the negative pole of the second controllable silicon VS2, the negative pole of the 3rd controllable silicon VS3 is connected with the negative pole of battery E.
As shown in Figure 1: the integrated chip IC of audio frequency selects LC181 type audio frequency control integrated chip.The voice signal picked up is converted to the signal of telecommunication by pick-up BM, through the 3rd capacitor C3 filtering after the first triode VT1 and the second triode VT2 amplifies, the filtered signal of telecommunication adds to the voice modulation voltage input end of the integrated chip IC of audio frequency, the signal of telecommunication received is carried out voltage-controlled modulation by the integrated chip IC of audio frequency, the signal output part of the integrated chip IC of audio frequency controls the silicon controlled angle of flow according to the signal of telecommunication received, and the size that light-emitting diode followed by external sound produces corresponding lightness change.
Claims (1)
1. the pressure-controlled three road computer camera light compensating lamps of audio frequency, it is characterized in that: comprise battery, switch, first resistor is to the 8th resistor, first light-emitting diode is to the 3rd light-emitting diode, first controllable silicon is to the 3rd controllable silicon, first capacitor is to the 4th capacitor, first triode, second triode, pick-up, potentiometer and audio frequency integrated chip, the positive pole of described battery is connected with the first end of described switch, second end of described switch is connected with the first end of described 8th resistor, second end of described 8th resistor respectively with the positive pole of described 3rd light-emitting diode, the positive pole of described second light-emitting diode, the positive pole of described first light-emitting diode, the power positive end of described audio frequency integrated chip, the first end of described potentiometer, the sliding end of described potentiometer, the first end of described 4th capacitor, the collector electrode of described second triode, the first end of described 3rd resistor, the first end of described second resistor is connected with the first end of described first resistor, the negative pole of described 3rd light-emitting diode is connected with described 3rd silicon controlled positive pole, the negative pole of described second light-emitting diode is connected with described second silicon controlled positive pole, the negative pole of described first light-emitting diode is connected with described first silicon controlled positive pole, described 3rd silicon controlled gate pole is connected with the first end of described 7th resistor, described second silicon controlled gate pole is connected with the first end of described 6th resistor, described first silicon controlled gate pole is connected with the first end of described 5th resistor, second end of described 7th resistor is connected with the 3rd signal output part of described audio frequency integrated chip, second end of described 6th resistor is connected with the secondary signal output of described audio frequency integrated chip, second end of described 5th resistor is connected with the first signal output part of described audio frequency integrated chip, second end of described 4th capacitor is connected with the second end of described potentiometer and the external capacitance-resistance end of described audio frequency integrated chip respectively, the emitter of described second triode is connected with the first end of described 4th resistor and the first end of described 3rd capacitor respectively, second end of described 3rd capacitor is connected with the voice modulation voltage input end of described audio frequency integrated chip, second end of described 3rd resistor is connected with the first end of described second capacitor and the collector electrode of described first triode respectively, second end of described second capacitor is connected with the base stage of described second triode, second end of described second resistor is connected with the base stage of described first triode and the first end of described first capacitor respectively, second end of described first resistor is connected with the second end of described first capacitor and the first end of described pick-up respectively, second end of described pick-up respectively with the emitter of described first triode, second end of described 4th resistor, the power-of described audio frequency integrated chip is extreme, described first silicon controlled negative pole, described second silicon controlled negative pole, described 3rd silicon controlled negative pole is connected with the negative pole of described battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748518.9U CN204291486U (en) | 2014-12-03 | 2014-12-03 | The pressure-controlled three road computer camera light compensating lamps of a kind of audio frequency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748518.9U CN204291486U (en) | 2014-12-03 | 2014-12-03 | The pressure-controlled three road computer camera light compensating lamps of a kind of audio frequency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204291486U true CN204291486U (en) | 2015-04-22 |
Family
ID=52874610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420748518.9U Expired - Fee Related CN204291486U (en) | 2014-12-03 | 2014-12-03 | The pressure-controlled three road computer camera light compensating lamps of a kind of audio frequency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204291486U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104470129A (en) * | 2014-12-03 | 2015-03-25 | 成都果豆数字娱乐有限公司 | Voice frequency voltage-controlled three-way computer camera light-compensating lamp |
-
2014
- 2014-12-03 CN CN201420748518.9U patent/CN204291486U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104470129A (en) * | 2014-12-03 | 2015-03-25 | 成都果豆数字娱乐有限公司 | Voice frequency voltage-controlled three-way computer camera light-compensating lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203933591U (en) | A kind of contactor and power circuit | |
| CN204291486U (en) | The pressure-controlled three road computer camera light compensating lamps of a kind of audio frequency | |
| CN106354075A (en) | Remote controller control circuit with backlight screen | |
| CN204291466U (en) | Voice-control computer camera light compensating lamp | |
| CN104661368A (en) | Audio control backlight circuit for mechanical keyboards | |
| CN104470129A (en) | Voice frequency voltage-controlled three-way computer camera light-compensating lamp | |
| CN204362350U (en) | Based on the computer camera light compensating lamp of separated exciting intersection oscillator | |
| CN107277996A (en) | A kind of automatic brightness-adjusting table lamp circuit | |
| CN204291467U (en) | New-type computer periphery acoustic control music lamp | |
| CN203167390U (en) | Control circuit of light-controlled illuminator | |
| CN204291473U (en) | Easy voice-control computor-keyboard backlight | |
| CN204203701U (en) | For the induction type light controlling device of novel optoelectronic materials research | |
| CN204291463U (en) | Computer sound-controlled keyboard backlight | |
| CN104411058A (en) | Voice control type computer camera light supplementary lamp | |
| CN203368864U (en) | Industrial workshop light automatic control device based on sound control | |
| CN204291481U (en) | A kind of New-type computer camera fill flash control circuit | |
| CN217087496U (en) | No-load protection circuit of electronic ballast | |
| CN204598386U (en) | A kind of automatic control circuit for LED illumination | |
| CN203180879U (en) | Light-operated switch circuit based on time-base integrated circuit | |
| CN104661363A (en) | Sound-controlled backlight lamp circuit of computer keyboard | |
| CN203722855U (en) | LED driving power | |
| CN104661372A (en) | Audio voltage-controlled backlight lamp circuit for mechanical keyboard | |
| CN202773130U (en) | Infrared camera and infrared light modulation circuit thereof | |
| CN203467030U (en) | Novel sound control integrated LED bulb lamp | |
| CN204145828U (en) | A kind of novel clamper current stabilization induction type LED Ceiling light |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20151203 |
|
| EXPY | Termination of patent right or utility model |