CN205544912U - Stereo set power input circuit - Google Patents
Stereo set power input circuit Download PDFInfo
- Publication number
- CN205544912U CN205544912U CN201620071709.5U CN201620071709U CN205544912U CN 205544912 U CN205544912 U CN 205544912U CN 201620071709 U CN201620071709 U CN 201620071709U CN 205544912 U CN205544912 U CN 205544912U
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- inductance
- resistance
- electric capacity
- utility
- input circuit
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Abstract
The utility model provides a stereo set power input circuit, it includes first inductance, second inductance, first resistance, second resistance, first electric capacity, second electric capacity, the live wire is connected to first inductance one end, the zero line is connected to second inductance one end, first resistance, first electric capacity connect in parallel respectively between the other end of first inductance and the other end of second inductance, the other end of first inductance is still connected second electric capacity, the other end of second inductance is still connected second resistance, the ground wire of connection respectively of the second electric capacity other end, the second resistance other end, the first inductance other end, the second inductance other end are anode, the negative terminal of output respectively. The utility model provides a stereo set power input circuit, the filtering input to the harmonic current part of stereo set intermediate -current, the electric current of stereo set output is purer.
Description
Technical field
This utility model relates to sound technique field, particularly a kind of sound equipment power supply input circuit.
Background technology
The sound equipment power supply input that prior art provides is many without filtering, and the tonequality causing sound equipment to export is inputted
The interference of electric current, causes the result that tonequality is impure, sound equipment auditory effect.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of sound equipment power supply input circuit, and it includes
First inductance, the second inductance, the first resistance, the second resistance, the first electric capacity, the second electric capacity, described first
Inductance one end connects live wire, and described second inductance one end connects zero line, and described first resistance, the first electric capacity divide
It is not connected in parallel between the other end and the other end of the second inductance of described first inductance, described first inductance another
One end is also connected with described second electric capacity, and the other end of described second inductance is also connected with described second resistance, described
The second electric capacity other end, the connection ground wire respectively of the second resistance other end；The described first inductance other end,
The two inductance other ends are respectively the anode of output, negative terminal.
This utility model has the advantages that
The sound equipment power supply input circuit that this utility model provides, has filtered and has inputted to the harmonic wave electricity of electric current in sound equipment
Stream part, the electric current of sound equipment output is purer.
Certainly, implement arbitrary product of the present utility model to it is not absolutely required to reach all the above simultaneously
Advantage.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, institute embodiment will be described below
The accompanying drawing used is needed to be briefly described, it should be apparent that, the accompanying drawing in describing below is only this practicality
Some novel embodiments, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The sound equipment power supply input circuit schematic diagram that Fig. 1 provides for this utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical side in this utility model embodiment
Case is clearly and completely described, it is clear that described embodiment is only that this utility model part is real
Execute example rather than whole embodiments.Based on the embodiment in this utility model, ordinary skill people
All other embodiments that member is obtained under not making creative work premise, broadly fall into this utility model
The scope of protection.
This utility model embodiment provides a kind of sound equipment power supply input circuit, as it is shown in figure 1, it includes the
One inductance L1, the second inductance L2, the first resistance R1, the second resistance R2, the first electric capacity C1, the second electric capacity
C2, first inductance L1 one end connection live wire, the second connection of inductance L2 one end zero line N, the first resistance R1,
First electric capacity C1 is connected in parallel between the other end of the first inductance L1 and the other end of the second inductance L2 respectively, the
The other end of one inductance L1 is also connected with the second electric capacity C2, and the other end of the second inductance L2 is also connected with the second resistance
R2, the second electric capacity C2 other end, the ground wire E of connection respectively of the second resistance R2 other end；First inductance L1
The other end, the second inductance L2 other end are respectively the anode of output, negative terminal.
The sound equipment power supply input circuit that this utility model provides, has filtered and has inputted to the harmonic wave electricity of electric current in sound equipment
Stream part, the electric current of sound equipment output is purer.
This utility model preferred embodiment disclosed above is only intended to help to illustrate this utility model.The most real
Execute example and do not have all of details of detailed descriptionthe, be also not intended to the specific embodiment party that this utility model is only described
Formula.Obviously, according to the content of this specification, can make many modifications and variations.This specification is chosen and has
Body describes these embodiments, is to preferably explain principle of the present utility model and actual application, so that
Skilled artisan can be best understood by and utilize this utility model.This utility model is only by right
Claim and four corner thereof and the restriction of equivalent.
Claims (1)
1. a sound equipment power supply input circuit, it is characterised in that include the first inductance, the second inductance, first
Resistance, the second resistance, the first electric capacity, the second electric capacity, described first inductance one end connects live wire, and described the
Two inductance one end connect zero line, and described first resistance, the first electric capacity are connected in parallel on the another of described first inductance respectively
Between the other end of one end and the second inductance, the other end of described first inductance is also connected with described second electric capacity,
The other end of described second inductance is also connected with described second resistance, the described second electric capacity other end, the second resistance
The connection ground wire respectively of the other end；The described first inductance other end, the second inductance other end are respectively output
Anode, negative terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620071709.5U CN205544912U (en) | 2016-01-22 | 2016-01-22 | Stereo set power input circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620071709.5U CN205544912U (en) | 2016-01-22 | 2016-01-22 | Stereo set power input circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205544912U true CN205544912U (en) | 2016-08-31 |
Family
ID=56769491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620071709.5U Expired - Fee Related CN205544912U (en) | 2016-01-22 | 2016-01-22 | Stereo set power input circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205544912U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106533139A (en) * | 2016-12-30 | 2017-03-22 | 马鞍山佳鼎通信科技有限公司 | Filter circuit for filtering entrained harmonic signal in power supply of server |
| CN106602683A (en) * | 2016-12-30 | 2017-04-26 | 马鞍山佳鼎通信科技有限公司 | Mobile power supply charging system |
| CN106714039A (en) * | 2016-12-30 | 2017-05-24 | 马鞍山佳鼎通信科技有限公司 | Player signal input system |
-
2016
- 2016-01-22 CN CN201620071709.5U patent/CN205544912U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106533139A (en) * | 2016-12-30 | 2017-03-22 | 马鞍山佳鼎通信科技有限公司 | Filter circuit for filtering entrained harmonic signal in power supply of server |
| CN106602683A (en) * | 2016-12-30 | 2017-04-26 | 马鞍山佳鼎通信科技有限公司 | Mobile power supply charging system |
| CN106714039A (en) * | 2016-12-30 | 2017-05-24 | 马鞍山佳鼎通信科技有限公司 | Player signal input system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20170122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |