CN207184428U - A kind of mixed audio power amplifier - Google Patents
A kind of mixed audio power amplifier Download PDFInfo
- Publication number
- CN207184428U CN207184428U CN201720968303.1U CN201720968303U CN207184428U CN 207184428 U CN207184428 U CN 207184428U CN 201720968303 U CN201720968303 U CN 201720968303U CN 207184428 U CN207184428 U CN 207184428U
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- CN
- China
- Prior art keywords
- power amplifier
- chips
- connection
- mixed audio
- bridging board
- Prior art date
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Abstract
The utility model discloses a kind of mixed audio power amplifier, including power amplifier, power amplifier includes keypad, mainboard, GUI plates and bridging board, mainboard connects keypad, GUI plates and bridging board respectively, mainboard is provided with ADC chips, digital signal processing chip, main control MCU and power amplifier chips, ADC chips, digital signal processing chip, main control MCU and power amplifier chips are connected with mainboard respectively, main control MCU connects digital signal processing chip and power amplifier chips, digital signal processing chip connects power amplifier chips, ADC chips connection power amplifier chips.The utility model is that a Ensemble simulation signal and data signal are integrated, and GUI, RS232 and the infrared mixed audio power amplifier being integrated, GUI cascade Mach-Zehnder interferometers reach the effect more than a control, RS232 and far-end control；Simulated audio signal source and digital audio and video signals are supported, realize seamless switching audio；Adjusted provided with EQ；Embedded digital power amplifier module, power amplifier can select monophonic or three-dimensional voice output.
Description
Technical field
It the utility model is related to a kind of mixed audio power amplifier.
Background technology
Traditional digital power amplifier control mode is single, only exists local physical button control；Audio input source
Often simulated audio signal, digital audio and video signals can not work；Inconvenient in so already present digital power amplifier presence control,
There is limitation in input.And it is now the epoch of mobile Internet, audio-source variation, machine increasingly need hommization.It is so anxious
Need a intelligentized mixed audio power amplifier.
Above deficiency, it is to be improved.
Utility model content
In order to overcome the shortcomings of existing technology, the utility model provides a kind of mixed audio power amplifier.
Technical solutions of the utility model are as described below：
A kind of mixed audio power amplifier, including power amplifier, the power amplifier include keypad, mainboard,
GUI plates and bridging board, the mainboard connect the keypad, the GUI plates and the bridging board, the mainboard and are provided with respectively
ADC chips, digital signal processing chip, main control MCU and power amplifier chips, the ADC chips, the digital signal processing chip,
The main control MCU and the power amplifier chips are connected with the mainboard respectively, and the main control MCU connects the digital signal processor core
Piece and the power amplifier chips, the digital signal processing chip connect the power amplifier chips, and the ADC chips connect the power amplifier
Chip.
Preferably, the bridging board connection RCA inputs, the RCA inputs connect the ADC chips, institute
State ADC chips and connect the power amplifier chips, the power amplifier chips connect power amplifier output end.
Preferably, the bridging board connection OPTICAL inputs, the OPTICAL inputs connect the number
Word signal processing chip, the digital signal processing chip connect the power amplifier chips, the power amplifier chips connection power amplifier output
End.
Preferably, the bridging board connection RCA inputs, the RCA inputs connection selection end, the selection
End connection LOOP output ends.
Preferably, the bridging board connection LINE inputs, the LINE inputs connection selection end, the choosing
Select end connection LOOP output ends.
Preferably, the GUI plates connection PC or exchanger.
Preferably, the keypad includes selection input source, EQ regulations and display lamp.
Preferably, the bridging board is provided with RS232 serial ports.
Preferably, the bridging board is provided with IR interfaces.
According to the utility model of such scheme, its advantage is, the utility model is a Ensemble simulation signal
With data signal, GUI, RS232 and infrared mixed audio power amplifier, GUI cascade Mach-Zehnder interferometers reach more than a control
Effect, RS232 and far-end control；Simulated audio signal source and digital audio and video signals are supported, seamless switching audio can be achieved；
Adjusted provided with EQ；Embedded digital power amplifier module, power amplifier can select monophonic or three-dimensional voice output.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is mainboard structure schematic diagram of the present utility model.
Embodiment
Below in conjunction with the accompanying drawings and the utility model is further described embodiment：
As shown in Figure 1 to Figure 2, a kind of mixed audio power amplifier, including power amplifier, power amplifier include pressing
Keypad, mainboard, GUI plates and bridging board, mainboard connect keypad, GUI plates and bridging board respectively, and mainboard is provided with ADC chips, number
Word signal processing chip, main control MCU and power amplifier chips, ADC chips, digital signal processing chip, main control MCU and power amplifier chips point
It is not connected with mainboard, main control MCU is connected by 12C connection digital signal processing chips and power amplifier chips, digital signal processing chip
Connect power amplifier chips, ADC chips connection power amplifier chips.The input source of power amplifier chips is IIS format signal, can be with dynamic load
100W。
The utility model provides the different input audio selections in three tunnels, and binaural sound exports and possesses audio all the way and puts
Big fuction output, in addition with LOOP cascaded-outputs all the way.
Bridging board connects RCA inputs, RCA inputs connection ADC chips, and ADC chips can convert simulated audio signal
For DAB IIS format signals, ADC chips connection power amplifier chips, power amplifier chips connection power amplifier output end.
Bridging board connects RCA inputs, RCA inputs connection selection end, selects end connection LOOP output ends.
Bridging board connects OPTICAL inputs, OPTICAL inputs connection digital signal processing chip, at data signal
The OPTICAL of input is converted into IIS format signals, digital signal processing chip connection power amplifier chips, power amplifier chips by reason chip
Connect power amplifier output end.
Bridging board connects LINE inputs, LINE inputs connection selection end, selects end connection LOOP output ends.
GUI plates connect PC or exchanger, realize GUI cascade Mach-Zehnder interferometers, so as to reach the effect more than a control.
Keypad includes selection input source, EQ regulations and display lamp.Keypad is connected by 12C communication format with mainboard
Connect, display lamp shows real-time status, button state of a control.
RS232 serial ports is additionally provided with bridging board.External equipment is connected by RS232 with power amplifier, so as to realize control
Power amplifier processed；IR interfaces are additionally provided with bridging board.External equipment realizes infrared control by infrared connection power amplifier
Power amplifier.
The utility model is that a Ensemble simulation signal and data signal are integrated, and GUI, RS232 and infrared is integrated
Mixed audio power amplifier, GUI cascade Mach-Zehnder interferometers reach the effect more than a control, RS232 and far-end control；Support analog audio
Frequency source signal and digital audio and video signals, realize seamless switching audio；Adjusted provided with EQ；Embedded digital power amplifier module, power amplifier can be with
Select monophonic or three-dimensional voice output.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or converted,
And all these modifications and variations should all belong to the protection domain of the appended claims for the utility model.
Exemplary description is carried out to the utility model patent above in conjunction with accompanying drawing, it is clear that the reality of the utility model patent
Now be not subject to the restrictions described above, if employ the utility model patent methodology and technical scheme carry out it is various
Improve, or it is not improved the design of the utility model patent and technical scheme are directly applied into other occasions, in this reality
With in new protection domain.
Claims (9)
1. a kind of mixed audio power amplifier, it is characterised in that including power amplifier, the power amplifier includes button
Plate, mainboard, GUI plates and bridging board, the mainboard connect the keypad, the GUI plates and the bridging board, the master respectively
Plate is provided with ADC chips, digital signal processing chip, main control MCU and power amplifier chips, at the ADC chips, the data signal
Reason chip, the main control MCU and the power amplifier chips are connected with the mainboard respectively, the main control MCU connection numeral letter
Number process chip and the power amplifier chips, the digital signal processing chip connect the power amplifier chips, the ADC chips connection
The power amplifier chips.
2. mixed audio power amplifier according to claim 1, it is characterised in that the bridging board connection RCA inputs
End, the RCA inputs connect the ADC chips, and the ADC chips connect the power amplifier chips, the power amplifier chips connection
Power amplifier output end.
3. mixed audio power amplifier according to claim 1, it is characterised in that the bridging board connects OPTICAL
Input, the OPTICAL inputs connect the digital signal processing chip, described in the digital signal processing chip connection
Power amplifier chips, the power amplifier chips connect power amplifier output end.
4. mixed audio power amplifier according to claim 1, it is characterised in that the bridging board connection RCA inputs
End, the RCA inputs connection selection end, the selection end connection LOOP output ends.
5. mixed audio power amplifier according to claim 1, it is characterised in that the bridging board connection LINE inputs
End, the LINE inputs connection selection end, the selection end connection LOOP output ends.
6. mixed audio power amplifier according to claim 1, it is characterised in that the GUI plates connection PC or friendship
Parallel operation.
7. mixed audio power amplifier according to claim 1, it is characterised in that the keypad includes selection and inputted
Source, EQ regulations and display lamp.
8. mixed audio power amplifier according to claim 1, it is characterised in that the bridging board is provided with RS232
Serial ports.
9. mixed audio power amplifier according to claim 1, it is characterised in that the bridging board connects provided with IR
Mouthful.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720968303.1U CN207184428U (en) | 2017-08-04 | 2017-08-04 | A kind of mixed audio power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720968303.1U CN207184428U (en) | 2017-08-04 | 2017-08-04 | A kind of mixed audio power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207184428U true CN207184428U (en) | 2018-04-03 |
Family
ID=61744214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720968303.1U Active CN207184428U (en) | 2017-08-04 | 2017-08-04 | A kind of mixed audio power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207184428U (en) |
-
2017
- 2017-08-04 CN CN201720968303.1U patent/CN207184428U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 4th floor, 6th floor, 2nd floor, G building, jinxiongda Science Park, 105 huanguan South Road, Dahe community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Dongming Juchuang Electronics Co.,Ltd. Address before: 518000 4th floor, 6th floor, 2nd floor, G building, jinxiongda Science Park, 105 huanguan South Road, Dahe community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN PTN ELECTRONICS Ltd. |
|
| CP01 | Change in the name or title of a patent holder |