CN216673269U

CN216673269U - Sound system with DSP power amplifier

Info

Publication number: CN216673269U
Application number: CN202121928985.6U
Authority: CN
Inventors: 高海鹏
Original assignee: Shanghai Shengxing Industrial Co ltd
Current assignee: Shanghai Shengxing Industrial Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-06-03
Anticipated expiration: 2031-08-17

Abstract

The utility model relates to the technical field of audio processing, in particular to a sound system with a DSP power amplifier. The sound system includes: the device comprises an audio input module, a DSP power amplifier, an RS485 control chip, a first adjusting unit, a second adjusting unit, a DSP audio control module, an A output module and a B output module; the audio input is electrically connected with the DSP power amplifier and the RS485 control chip, and the DSP power amplifier is connected with an adjusting module. According to the utility model, through the mutual cooperation of the DSP power amplifier, the first adjusting unit, the second adjusting unit and the DSP audio control, the sound effect can be effectively enhanced, the sound transmission quality is increased, and the experience of a user on the use of the device is greatly increased.

Description

Sound system with DSP power amplifier

Technical Field

The utility model relates to the technical field of audio processing, in particular to a sound system with a DSP power amplifier.

Background

Along with the improvement of living standard of people, the requirement for sound enjoyment is higher and higher, and the traditional sound equipment can not meet the pursuit of people for sound quality; traditional sound system mainly comprises signal source, sound console, power amplifier, equalizer, compressor, exciter, frequency divider, effector, delay timer, terminal and various wire rods etc. therefore traditional sound equipment can enlarge the propagation to sound, but is difficult for increasing the audio enhancement function on sound equipment or system, and the no sound effect strengthens, reduces sound propagation quality, therefore very big reduction user is to the experience sense that traditional sound equipment used.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sound system with a DSP power amplifier aiming at the defects of the prior art, and solves the problem that the sound effect enhancing function is not easy to increase.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a take audio system of DSP power amplifier, audio system includes: the device comprises an audio input module, a DSP power amplifier, an RS485 control chip, a first adjusting unit, a second adjusting unit, a DSP audio control module, an A output module and a B output module; the audio input is electrically connected with the DSP power amplifier and the RS485 control chip, and the DSP power amplifier is connected with an adjusting module.

The above scheme further comprises:

the audio input comprises audio equipment, a wifi module and a Bluetooth module.

The adjusting module comprises a first adjusting unit and a second adjusting unit.

The first adjusting unit is connected with a power amplifying unit and is used for adjusting the amplifying power of the power amplifying unit.

The power amplifier unit comprises an A bass module, an A middle tone module, an A treble module, an A output module, a B treble module and a B middle tone module.

The second adjusting unit is connected with the DSP audio control, the DSP audio control is connected with an output port, and the output port is respectively a path A of low-frequency signal output, a path A of intermediate-frequency signal output, a path A of high-frequency signal output, a path B of low-frequency signal output, a path B of intermediate-frequency signal output and a path B of high-frequency output.

The power amplification units are respectively connected with the corresponding output ports and perform power amplification processing on the output audio signals.

A bass module, A mediant module and A treble module are through being connected the output audio with A output module, B treble module, B mediant module and B bass module are through being connected the output audio with B output module.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the mutual cooperation of the DSP power amplifier, the first adjusting unit, the second adjusting unit and the DSP audio control, the sound effect can be effectively enhanced, the sound transmission quality is increased, and the experience of a user on the use of the device is greatly increased.

Drawings

Fig. 1 is a schematic structural diagram of a sound system with DSP sound effect enhancement according to an embodiment of the present invention.

In the figure: 1. inputting audio; 2. a DSP power amplifier; 3. an RS485 control chip; 4. an audio device; 5. A wifi module; 6. a Bluetooth module; 8. a first adjusting unit; 9. a second adjusting unit; 10. DSP audio control; 11. a, a bass module; 12. a, a middle voice module; 13. a high pitch module; 14. an output module A; 15. b, a high pitch module; 16. b, a middle voice module; 17. b, a bass module; 18. and B, an output module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1, the sound system with DSP power amplifier provided by the present invention includes: the device comprises an audio input 1, a DSP power amplifier 2, an RS485 control chip 3, a first adjusting unit 8, a second adjusting unit 9, a DSP audio control 10, an A output module 14 and a B output module 18; wherein the audio input 1 is electrically connected with the DSP power amplifier 2 and the RS485 control chip 3, and the DSP power amplifier 2 is connected with an adjusting module.

The audio input 1 comprises an audio device 4, a wifi module 5 and a bluetooth module 6.

The adjustment module comprises a first adjustment unit 8 and a second adjustment unit 9.

The first adjusting unit 8 is connected to a power amplifying unit, and the first adjusting unit 8 is used for adjusting the amplifying power of the power amplifying unit.

The power amplifier unit comprises an A bass module 11, an A middle tone module 12, an A treble module 13, an A output module 14, a B treble module 15 and a B middle tone module 16.

The second adjusting unit 9 is connected with the DSP audio control 10, and the DSP audio control 10 is connected with an output port, which is respectively an a-path low-frequency signal output, an a-path intermediate-frequency signal output, an a-path high-frequency signal output, a B-path low-frequency signal output, a B-path intermediate-frequency signal output, and a B-path high-frequency output.

The A bass module 11, the A middle tone module 12 and the A treble module 13 output audio by being connected with the A output module 14, and the B treble module 15, the B middle tone module 16 and the B bass module 17 output audio by being connected with the B output module 18.

The audio input 1 is respectively through the audio device 4, the wifi module 5 and the bluetooth module 6, which provide external audio a and B, the audio a and B audio modules are communicated and output with the RS485 control chip 3 through the DSP power amplifier 2, for example, we use the mobile phone to connect with the wifi module 5 or the bluetooth module 6, so as to indirectly connect with the DSP power amplifier 2, after the connection is successful, the DSP power amplifier 2 can be tuned by using the mobile phone, the first adjusting unit 8 is used to adjust the amplification power of the power amplifier unit and can effectively control the volume, the second adjusting unit 9 is used to connect with the DSP audio controller 10 and control each audio module in the corresponding power amplifier unit through the output port connected to the DSP audio controller 10, the high, medium and low audio output modules of the a output module 14 and the high, medium and low audio output module of the B output module 18 respectively output high, medium and low audio signals through a way, A way mediant signal output, A way bass signal output and B way high pitch signal output, B way mediant signal output, B way bass signal output port all is connected with DSP audio control 10, when DSP audio control 10 is in the control broadcast, audio signal A and B carry out the frequency division in respectively inputing DSP audio control 10, form A, B signal and the output port output that corresponds of high, middle and low, thereby make each audio frequency by the reinforcing audio effectively in the time of separately exporting, thereby the experience when increasing the customer and using feels.

Claims

1. The utility model provides a take audio system of DSP power amplifier which characterized in that: the sound system includes: the device comprises an audio input module (1), a DSP power amplifier (2), an RS485 control chip (3), a first adjusting unit (8), a second adjusting unit (9), a DSP audio control module (10), an A output module (14) and a B output module (18); the audio input (1) is electrically connected with the DSP power amplifier (2) and the RS485 control chip (3), and the DSP power amplifier (2) is connected with an adjusting module.

2. The sound system with DSP power amplifier of claim 1, characterized in that: the audio input (1) comprises an audio device (4), a wifi module (5) and a bluetooth module (6).

3. The sound system with DSP power amplifier of claim 1 or 2, characterized in that: the adjustment module comprises a first adjustment unit (8) and a second adjustment unit (9).

4. The sound system with DSP power amplifier of claim 3, characterized in that: the first adjusting unit (8) is connected with a power amplifier unit, and the first adjusting unit (8) is used for adjusting the amplification power of the power amplifier unit.

5. The sound system with DSP power amplifier of claim 4, characterized in that: the power amplifier unit comprises an A bass module (11), an A middle tone module (12), an A treble module (13), an A output module (14), a B treble module (15) and a B middle tone module (16).

6. The sound system with DSP power amplifier of claim 3, characterized in that: the second adjusting unit (9) is connected with the DSP audio control (10), the DSP audio control (10) is connected with an output port, and the output port respectively outputs an A-path low-frequency signal, an A-path intermediate-frequency signal, an A-path high-frequency signal, a B-path low-frequency signal, a B-path intermediate-frequency signal and a B-path high-frequency signal.

7. The sound system with DSP power amplifier of claim 6, characterized in that: the power amplification units are respectively connected with the corresponding output ports and perform power amplification processing on the output audio signals.

8. The sound system with DSP power amplifier of claim 5, characterized in that: a bass module (11), A mediant module (12) and A high pitch module (13) are through being connected the output audio with A output module (14), B high pitch module (15), B mediant module (16) and B bass module (17) are through being connected the output audio with B output module (18).