CN216721641U - Music light circuit and music streamer lamp - Google Patents
Music light circuit and music streamer lamp Download PDFInfo
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- CN216721641U CN216721641U CN202123431342.3U CN202123431342U CN216721641U CN 216721641 U CN216721641 U CN 216721641U CN 202123431342 U CN202123431342 U CN 202123431342U CN 216721641 U CN216721641 U CN 216721641U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The application provides a music light circuit and music streamer lamp. The music light circuit comprises an audio acquisition circuit and an acousto-optic control circuit; the audio acquisition circuit comprises an audio microphone, a first electronic switching tube, a first resistor, a second resistor and a first capacitor; the acousto-optic control circuit comprises an acousto-optic controller, a second electronic switching tube, a third electronic switching tube and a third resistor, wherein the control end of the acousto-optic controller is connected with the control end of the third electronic switching tube, the second end of the second electronic switching tube is used for being connected with a reference power supply, the reference power supply is further connected with the control end of the second electronic switching tube through the third resistor, and the control end of the second electronic switching tube is further connected with the first end of the third electronic switching tube. When the power supply is not needed, the third electronic switch tube is switched on, so that the second electronic switch tube is cut off, the reference power supply stops supplying power to the lamp strip mainboard, and the output power consumption of the lamp strip mainboard is effectively reduced.
Description
Technical Field
The utility model relates to the technical field of lamps, in particular to a music light circuit and a music light.
Background
The streamer lamp has the function of outputting a colorful effect as an RGB controllable lamp, so that the streamer lamp has a good market prospect, becomes a novel color-changing lamp, can be used for warning at night, for example, a dynamic light effect is generated according to the sound condition of the external environment, can greatly attract the attention of other vehicles at night, and plays a role of an emergency warning board.
However, when the conventional streamer lamp is in a quiet environment, the lamp strip in the streamer lamp is still continuously powered, so that the streamer lamp still has voltage loading when not outputting dynamically changing light, and thus the power consumption of the streamer lamp is increased, which is not beneficial to long-term use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides a music light circuit and a music light lamp capable of effectively reducing power consumption.
The purpose of the utility model is realized by the following technical scheme:
a music light circuit comprising: the audio acquisition circuit and the acousto-optic control circuit; the audio acquisition circuit comprises an audio microphone, a first electronic switching tube, a first resistor, a second resistor and a first capacitor, wherein the first end of the first resistor is used for being connected with a power supply, the second end of the first resistor is connected with the first end of the first electronic switching tube, and the second end of the first electronic switching tube is grounded; the power supply is connected with the first output end of the audio microphone through the second resistor, the first end of the audio microphone is connected with the first end of the first capacitor, the second end of the first capacitor is connected with the control end of the first electronic switching tube, and the second end of the audio microphone is grounded; the sound and light control circuit comprises a sound and light controller, a second electronic switch tube, a third electronic switch tube and a third resistor, wherein the first end of the first electronic switch tube is connected with the audio sampling end of the sound and light controller, the control end of the sound and light controller is connected with the control end of the third electronic switch tube, the second end of the third electronic switch tube is grounded, the second end of the second electronic switch tube is used for being connected with a reference power supply, the first end of the second electronic switch tube is used for being connected with the power supply end of a lamp strip mainboard, the reference power supply is further connected with the control end of the second electronic switch tube through the third resistor, and the control end of the second electronic switch tube is further connected with the first end of the third electronic switch tube.
In one embodiment, the acousto-optic control circuit further includes a fourth resistor, the control end of the second electronic switch tube is connected to the first end of the fourth resistor, and the second end of the fourth resistor is connected to the first end of the third electronic switch tube.
In one embodiment, the audio acquisition circuit further includes a fifth resistor, a second terminal of the first capacitor is connected to a first terminal of the fifth resistor, and a second terminal of the fifth resistor is grounded.
In one embodiment, the audio acquisition circuit further comprises a sixth resistor, the second end of the first resistor is connected with the first end of the sixth resistor, and the second end of the sixth resistor is connected with the control end of the first electronic switch tube.
In one embodiment, the audio acquisition circuit further comprises a second capacitor, the first end of the first electronic switch tube is connected with the first end of the second capacitor, and the second end of the second capacitor is connected with the audio sampling end of the sound and light controller.
In one embodiment, the audio acquisition circuit further comprises a seventh resistor, a second end of the second capacitor is connected with a first end of the seventh resistor, and a second end of the seventh resistor is connected with an audio sampling end of the sound and light controller.
In one embodiment, the audio acquisition circuit further includes an eighth resistor and a ninth resistor, the power supply is connected to a first end of the eighth resistor, a second end of the eighth resistor is connected to a second end of the seventh resistor, and a second end of the eighth resistor is further grounded through the ninth resistor.
In one embodiment, the audio acquisition circuit further includes a low-pass inductor and a third capacitor, the power supply is connected to the first end of the low-pass inductor, the second end of the low-pass inductor is connected to the first end of the first resistor, and the second end of the low-pass inductor is further grounded through the third capacitor.
In one embodiment, the audio acquisition circuit further comprises a tenth resistor, the second end of the first electronic switch tube is connected with the first end of the tenth resistor, and the second end of the tenth resistor is grounded.
A music streamer lamp comprising the music streamer lamp circuit of any of the embodiments described above.
Compared with the prior art, the utility model has at least the following advantages:
when not needing the power supply, external environment is noiseless promptly, and the sound and light controller sends the high level to the control end of third electronic switch pipe, switches on the third electronic switch pipe, and the voltage of the control end of second electronic switch pipe reduces this moment for the second electronic switch pipe ends, thereby makes reference power supply stop to the power supply of lamp area mainboard, has reduced the output consumption to the lamp area mainboard effectively.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a circuit diagram of a music light circuit in one embodiment;
FIG. 2 is a circuit diagram of an audio acquisition circuit of the music light circuit of FIG. 1;
fig. 3 is a circuit diagram of an acousto-optic control circuit of the music light circuit shown in fig. 1.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model relates to a music light circuit. In one embodiment, the music light circuit includes an audio capture circuit and an acousto-optic control circuit. The audio acquisition circuit comprises an audio microphone, a first electronic switch tube, a first resistor, a second resistor and a first capacitor. The first end of the first resistor is used for being connected with a power supply, and the second end of the first resistor is connected with the first end of the first electronic switching tube. The second end of the first electronic switch tube is grounded. The power supply is connected with the first output end of the audio microphone through the second resistor. The first end of the audio microphone is connected with the first end of the first capacitor. The second end of the first capacitor is connected with the control end of the first electronic switch tube, and the second end of the audio microphone is grounded. The acousto-optic control circuit comprises an acousto-optic controller, a second electronic switching tube, a third electronic switching tube and a third resistor. The first end of the first electronic switch tube is connected with the audio sampling end of the sound-light controller, and the control end of the sound-light controller is connected with the control end of the third electronic switch tube. And the second end of the third electronic switching tube is grounded. The second end of the second electronic switch tube is used for being connected with a reference power supply, and the first end of the second electronic switch tube is used for being connected with the power supply end of the lamp strip mainboard. The reference power supply is also connected with the control end of the second electronic switching tube through the third resistor. The control end of the second electronic switching tube is also connected with the first end of the third electronic switching tube. When not needing the power supply, external environment is noiseless promptly, and the sound and light controller sends the high level to the control end of third electronic switch pipe, switches on the third electronic switch pipe, and the voltage of the control end of second electronic switch pipe reduces this moment for the second electronic switch pipe ends, thereby makes reference power supply stop to the power supply of lamp area mainboard, has reduced the output consumption to the lamp area mainboard effectively.
Please refer to fig. 1, which is a circuit diagram of a music light circuit according to an embodiment of the present invention.
The music light circuit 10 of an embodiment includes an audio capture circuit 100 and an acousto-optic control circuit 200. Referring to fig. 2, the audio acquisition circuit 100 includes an audio microphone LS1, a first electronic switch Q1, a first resistor R3, a second resistor R4, and a first capacitor C5. The first end of the first resistor R3 is used for being connected with a power supply, and the second end of the first resistor R3 is connected with the first end of the first electronic switch tube Q1. The second terminal of the first electronic switching tube Q1 is grounded. The power supply is connected with the first output end of the audio microphone LS1 through the second resistor R4. A first terminal of the audio microphone LS1 is connected to a first terminal of the first capacitor C5. The second end of the first capacitor C5 is connected to the control end of the first electronic switch Q1, and the second end of the audio microphone LS1 is grounded. Referring to fig. 3, the acousto-optic control circuit 200 includes an acousto-optic controller U4, a second electronic switch Q2, a third electronic switch Q3 and a third resistor R19. The first end of the first electronic switch tube Q1 is connected with the audio sampling end of the acousto-optic controller U4, and the control end of the acousto-optic controller U4 is connected with the control end of the third electronic switch tube Q3. The second terminal of the third electronic switching tube Q3 is grounded. The second end of the second electronic switch tube Q2 is used for being connected with a reference power supply, and the first end of the second electronic switch tube Q2 is used for being connected with the power supply end of the lamp strip mainboard. The reference power supply is also connected with the control end of the second electronic switch tube Q2 through the third resistor R19. The control terminal of the second electronic switch Q2 is further connected to the first terminal of the third electronic switch Q3.
In this embodiment, when power supply is not needed, that is, the external environment is silent, the sound and light controller U4 sends a high level to the control end of the third electronic switching tube Q3, turns on the third electronic switching tube Q3, and at this time, the voltage at the control end of the second electronic switching tube Q2 is reduced, so that the second electronic switching tube Q2 is turned off, and thus the reference power supply stops supplying power to the strip motherboard, and the output power consumption of the strip motherboard is effectively reduced. The output voltage of the control end of the acousto-optic controller U4 is determined according to the voltage of the first end of the first electronic switch tube Q1, the audio microphone LS1 is used for collecting environmental sounds, for example, when the audio microphone LS1 collects sounds, the first electronic switch tube Q1 amplifies the sound signal, so that the voltage at the first end of the first electronic switch tube Q1 is increased, the control end of the acousto-optic controller U4 outputs a low level, the third electronic switch tube Q3 is turned off, and at this time, the second electronic switch tube Q2 is turned on, so that the reference power supply can supply power to the strip motherboard. The first electronic switch tube and the second electronic switch tube are both N-type triodes, the first end of the first electronic switch tube and the first end of the second electronic switch tube are collectors of the N-type triodes, the first end of the first electronic switch tube and the second end of the second electronic switch tube are emitters of the N-type triodes, the first end of the first electronic switch tube and the control end of the second electronic switch tube are bases of the N-type triodes, the third electronic switch tube is an N-type field effect tube, the first end of the third electronic switch tube is a drain electrode of the N-type field effect tube, the second end of the third electronic switch tube is a source electrode of the N-type field effect tube, and the control end of the third electronic switch tube is a grid electrode of the N-type field effect tube.
In one embodiment, referring to fig. 3, the acousto-optic control circuit 200 further includes a fourth resistor R21, a control end of the second electronic switch Q2 is connected to a first end of the fourth resistor R21, and a second end of the fourth resistor R21 is connected to a first end of the third electronic switch Q3. In this embodiment, the fourth resistor R21 is connected in series between the second electronic switching tube Q2 and the third electronic switching tube Q3, that is, one end of the fourth resistor R21 is connected to the control end of the second electronic switching tube Q2, and the other end of the fourth resistor R21 is connected to the first end of the third electronic switching tube Q3, that is, the fourth resistor R21 is connected in series between the control end of the second electronic switching tube Q2 and the first end of the third electronic switching tube Q3. When the third electronic switch Q3 is turned on, the voltage output by the reference power supply is mainly loaded on the third resistor R19 and the fourth resistor R21, the third resistor R19 and the fourth resistor R21 are connected in series, and the voltage loaded on the fourth resistor R21 is the voltage at the control end of the second electronic switch Q2, so that the voltage at the control end of the second electronic switch rises, and the second electronic switch Q2 is turned off quickly.
In one embodiment, referring to fig. 2, the audio capturing circuit 100 further includes a fifth resistor R10, a second terminal of the first capacitor C5 is connected to a first terminal of the fifth resistor R10, and a second terminal of the fifth resistor R10 is grounded. In this embodiment, the first capacitor C5 is located between the control terminal of the first electronic switch Q1 and the output terminal of the audio microphone LS1, and the first capacitor C5 is configured to facilitate converting a current signal collected by the audio microphone LS1 into a voltage signal, so as to facilitate controlling a voltage at the control terminal of the first electronic switch Q1, and further facilitate adjusting on and off of the first electronic switch Q1. The fifth resistor R10 and the first capacitor C5 form a high-pass filter circuit, so that the sound signal collected by the audio microphone LS1 is conveniently transmitted to the control end of the first electronic switch Q1, and the direct current signal output by the power supply is prevented from being transmitted to the control end of the first electronic switch Q1, thereby ensuring the collection accuracy of the sound signal of the audio microphone LS 1. In addition, the fifth resistor R10 provides a discharge loop for the first capacitor C5, that is, when not operating, the fifth resistor R10 consumes the charge on the first capacitor C5.
In one embodiment, referring to fig. 2, the audio capturing circuit 100 further includes a sixth resistor R6, a second end of the first resistor R3 is connected to a first end of the sixth resistor R6, and a second end of the sixth resistor R6 is connected to a control end of the first electronic switching tube Q1. In this embodiment, one end of the sixth resistor R6 is connected to the first end of the first electronic switch Q1, and the other end of the sixth resistor R6 is connected to the control end of the first electronic switch Q1, for example, the sixth resistor R6 is located between the collector and the base of the N-type triode, and the sixth resistor R6 functions to provide a bias voltage for the base of the first electronic switch Q1 and also functions to provide a negative feedback signal for the collector of the first electronic switch Q1, so that the amplification factor of the first electronic switch Q1 can be effectively increased, and the sound signal can be further amplified effectively, so as to be collected by the sound and light controller U4.
In one embodiment, referring to fig. 2, the audio capturing circuit 100 further includes a second capacitor C1, a first end of the first electronic switch Q1 is connected to a first end of the second capacitor C1, and a second end of the second capacitor C1 is connected to an audio sampling end of the sound and light controller U4. In this embodiment, one end of the second capacitor C1 is connected to the first end of the first electronic switch tube Q1, the other end of the second capacitor C1 is connected to the control end of the acousto-optic controller U4, the first end of the first electronic switch tube Q1 is used as an amplified output end of a sound signal, the control end of the acousto-optic controller U4 is used as a receiving end of the amplified sound signal, and a current signal at the first end of the first electronic switch tube Q1 is converted into a voltage signal through the second capacitor C1, so that the control end of the acousto-optic controller U4 receives the voltage signal, thereby facilitating the collection of the amplified sound signal.
Further, referring to fig. 2, the audio acquisition circuit 100 further includes a seventh resistor R5, a second end of the second capacitor C1 is connected to a first end of the seventh resistor R5, and a second end of the seventh resistor R5 is connected to an audio sampling end of the sound and light controller U4. In this embodiment, the seventh resistor R5 is connected in series with the second capacitor C1, and the seventh resistor R5 divides the voltage output by the second capacitor C1, so as to avoid an excessive voltage at the audio sampling end of the sound-light controller U4, and ensure the normal operation of the sound-light controller U4.
Furthermore, referring to fig. 2, the audio capturing circuit 100 further includes an eighth resistor R2 and a ninth resistor R8, the power supply is connected to a first end of the eighth resistor R2, a second end of the eighth resistor R2 is connected to a second end of the seventh resistor R5, and a second end of the eighth resistor R2 is further grounded through the ninth resistor R8. In this embodiment, the eighth resistor R2 is connected in series with the ninth resistor R8, the voltage output by the power supply is applied to the eighth resistor R2 and the ninth resistor R8, and the second end of the seventh resistor R5 is connected to the second end of the eighth resistor R2, so that the eighth resistor R2 and the ninth resistor R8 provide a reference voltage for the second end of the seventh resistor R5, which effectively improves the collection voltage at the audio sampling end of the acousto-optic controller U4, and further ensures the accuracy of collecting the audio signal by the acousto-optic controller U4.
In one embodiment, referring to fig. 2, the audio capturing circuit 100 further includes a low-pass inductor L2 and a third capacitor C4, the power supply is connected to a first end of the low-pass inductor L2, a second end of the low-pass inductor L2 is connected to a first end of the first resistor R3, and a second end of the low-pass inductor L2 is further grounded through the third capacitor C4. In this embodiment, the power supply provides a standard voltage for the first electronic switching tube Q1 and the audio microphone LS1, that is, provides a stable dc voltage, and in order to reduce the influence on the first electronic switching tube Q1 and the audio microphone LS1, the low-pass inductor L2 and the third capacitor C4 form a low-pass filter circuit, so that the power supply voltage loaded on the first electronic switching tube Q1 and the audio microphone LS1 is stable, the influence on the amplification of the first electronic switching tube Q1 is reduced, and the accuracy of the sound signal collection by the sound controller U4 is further ensured.
In one embodiment, referring to fig. 2, the audio capturing circuit 100 further includes a tenth resistor R9, the second terminal of the first electronic switch Q1 is connected to the first terminal of the tenth resistor R9, and the second terminal of the tenth resistor R9 is grounded. In this embodiment, the tenth resistor R9 is connected in series to the second end of the first electronic switch Q1, for example, the tenth resistor R9 is connected in series to the emitter of the N-type triode, so that the current at the second end of the first electronic switch Q1 is stable, the dc quiescent operating point of the first electronic switch Q1 is stable, the influence of the external environment temperature on the amplification factor of the first electronic switch Q1 is reduced, and the accuracy of the sound signal collection by the sound controller U4 is further ensured.
In one embodiment, the present application further provides a music light lamp, including the music light circuit described in any of the above embodiments. In this embodiment, the music light circuit includes an audio acquisition circuit and an acousto-optic control circuit. The audio acquisition circuit comprises an audio microphone, a first electronic switch tube, a first resistor, a second resistor and a first capacitor. The first end of the first resistor is used for being connected with a power supply, and the second end of the first resistor is connected with the first end of the first electronic switching tube. The second end of the first electronic switch tube is grounded. The power supply is connected with the first output end of the audio microphone through the second resistor. The first end of the audio microphone is connected with the first end of the first capacitor. The second end of the first capacitor is connected with the control end of the first electronic switch tube, and the second end of the audio microphone is grounded. The sound and light control circuit comprises a sound and light controller, a second electronic switching tube, a third electronic switching tube and a third resistor. The first end of the first electronic switch tube is connected with the audio sampling end of the sound-light controller, and the control end of the sound-light controller is connected with the control end of the third electronic switch tube. And the second end of the third electronic switching tube is grounded. The second end of the second electronic switch tube is used for being connected with a reference power supply, and the first end of the second electronic switch tube is used for being connected with the power supply end of the lamp strip mainboard. The reference power supply is also connected with the control end of the second electronic switching tube through the third resistor. The control end of the second electronic switching tube is also connected with the first end of the third electronic switching tube. When not needing the power supply, external environment is noiseless promptly, and the sound and light controller sends the high level to the control end of third electronic switch pipe, switches on the third electronic switch pipe, and the voltage of the control end of second electronic switch pipe reduces this moment for the second electronic switch pipe ends, thereby makes reference power supply stop to the power supply of lamp area mainboard, has reduced the output consumption to the lamp area mainboard effectively.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A music light circuit, comprising:
the audio acquisition circuit comprises an audio microphone, a first electronic switch tube, a first resistor, a second resistor and a first capacitor, wherein the first end of the first resistor is used for being connected with a power supply, the second end of the first resistor is connected with the first end of the first electronic switch tube, and the second end of the first electronic switch tube is grounded; the power supply is connected with the first output end of the audio microphone through the second resistor, the first end of the audio microphone is connected with the first end of the first capacitor, the second end of the first capacitor is connected with the control end of the first electronic switching tube, and the second end of the audio microphone is grounded;
the sound and light control circuit comprises a sound and light controller, a second electronic switch tube, a third electronic switch tube and a third resistor, wherein the first end of the first electronic switch tube is connected with the audio sampling end of the sound and light controller, the control end of the sound and light controller is connected with the control end of the third electronic switch tube, the second end of the third electronic switch tube is grounded, the second end of the second electronic switch tube is used for being connected with a reference power supply, the first end of the second electronic switch tube is used for being connected with the power supply end of a lamp strip mainboard, the reference power supply is further connected with the control end of the second electronic switch tube through the third resistor, and the control end of the second electronic switch tube is further connected with the first end of the third electronic switch tube.
2. The music light circuit of claim 1, wherein the sound and light control circuit further comprises a fourth resistor, the control terminal of the second electronic switch tube is connected to the first terminal of the fourth resistor, and the second terminal of the fourth resistor is connected to the first terminal of the third electronic switch tube.
3. The music light circuit of claim 1, wherein the audio capture circuit further comprises a fifth resistor, wherein a second terminal of the first capacitor is connected to a first terminal of the fifth resistor, and wherein a second terminal of the fifth resistor is connected to ground.
4. The music light circuit of claim 1, wherein the audio capture circuit further comprises a sixth resistor, a second terminal of the first resistor is connected to a first terminal of the sixth resistor, and a second terminal of the sixth resistor is connected to the control terminal of the first electronic switching tube.
5. The music light circuit of claim 1, wherein the audio acquisition circuit further comprises a second capacitor, a first terminal of the first electronic switching tube is connected to a first terminal of the second capacitor, and a second terminal of the second capacitor is connected to an audio sampling terminal of the sound and light controller.
6. The music light circuit of claim 5, wherein the audio acquisition circuit further comprises a seventh resistor, a second terminal of the second capacitor is connected to a first terminal of the seventh resistor, and a second terminal of the seventh resistor is connected to an audio sampling terminal of the acousto-optic controller.
7. The music light circuit of claim 6, wherein the audio capture circuit further comprises an eighth resistor and a ninth resistor, the power supply is connected to a first end of the eighth resistor, a second end of the eighth resistor is connected to a second end of the seventh resistor, and a second end of the eighth resistor is further connected to ground through the ninth resistor.
8. The music light circuit of claim 1, wherein the audio frequency acquisition circuit further comprises a low-pass inductor and a third capacitor, the power supply is connected to a first end of the low-pass inductor, a second end of the low-pass inductor is connected to a first end of the first resistor, and a second end of the low-pass inductor is further grounded through the third capacitor.
9. The music light circuit of claim 1, wherein the audio capture circuit further comprises a tenth resistor, wherein the second terminal of the first electronic switching tube is connected to the first terminal of the tenth resistor, and the second terminal of the tenth resistor is grounded.
10. A music streamer lamp comprising a music streamer lamp circuit as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123431342.3U CN216721641U (en) | 2021-12-29 | 2021-12-29 | Music light circuit and music streamer lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123431342.3U CN216721641U (en) | 2021-12-29 | 2021-12-29 | Music light circuit and music streamer lamp |
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| Publication Number | Publication Date |
|---|---|
| CN216721641U true CN216721641U (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123431342.3U Active CN216721641U (en) | 2021-12-29 | 2021-12-29 | Music light circuit and music streamer lamp |
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| CN (1) | CN216721641U (en) |
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- 2021-12-29 CN CN202123431342.3U patent/CN216721641U/en active Active
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