CN210868139U - Remote control sound power amplifier - Google Patents
Remote control sound power amplifier Download PDFInfo
- Publication number
- CN210868139U CN210868139U CN202020030443.6U CN202020030443U CN210868139U CN 210868139 U CN210868139 U CN 210868139U CN 202020030443 U CN202020030443 U CN 202020030443U CN 210868139 U CN210868139 U CN 210868139U
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- power amplifier
- power
- regulating plate
- loudspeaker
- volume control
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 21
- 238000012544 monitoring process Methods 0.000 claims description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003321 amplification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 230000007849 functional defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
But remote control sound power amplifier, it relates to the improvement of a stereo set equipment, concretely relates to sound power amplifier's improvement. It contains monitors loudspeaker, wireless transceiver, audio input output interface, external power source interface all sets up on the curb plate of power amplifier casing, power transformer sets up on the bottom plate of power amplifier casing intermediate position, the volume control regulating plate, button regulating plate and audio decoding mainboard setting monitor loudspeaker on the curb plate of power amplifier casing signal acquisition output and connect on the volume control regulating plate, wireless transceiver's signal input part connects on the button regulating plate, the control end of audio decoding mainboard is connected on the volume control regulating plate, the button signal output part of button regulating plate connects on the volume control regulating plate. The technical scheme of the scheme can realize the remote control of the power amplifier and the loudspeaker and can ensure the sound reproduction effect of the loudspeaker horn. And the system can remotely regulate and control the frequency, the volume, the subareas and the like of the receiving end, can better receive and transmit signals, and is particularly suitable for loudspeaker sound reproduction in high buildings, mountainous areas, field broadcasting and other places with long span and difficult cable erection.
Description
Technical Field
The utility model relates to an improvement of stereo set equipment, concretely relates to stereo set power amplifier's improvement.
Background
The power amplifier is called power amplifier for short, and is generally referred to as a basic device in a sound system, commonly called loudspeaker, and is used for amplifying weak electric signals from a signal source (from a sound console in a professional sound system) to drive a loudspeaker to make sound. But may also refer to other devices that perform power amplification. The power amplifier is used for amplifying weak signals from the sound source or the pre-amplifier and pushing the sound box to play sound. The power of a set of good sound system power amplifier is not available. The power amplifier is the largest family of various sound equipment, and the function of the power amplifier is mainly to amplify a weak signal input by a sound source equipment and then generate enough current to push a loudspeaker to replay sound. Different power amplifiers are also different in internal signal processing, circuit design and production process due to the consideration of power, impedance, distortion, dynamics and different application ranges and control and regulation functions.
At present, power amplifiers in the market are arranged near a loudspeaker, and users adjust output sound through adjustment and setting of the power amplifiers. The power amplifier has a great functional defect that remote control cannot be carried out, and particularly, a high-rise loudspeaker and a remote broadcasting loudspeaker are difficult to amplify sound source signals by using the power amplifier.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, but provide a remote control sound power amplifier, it can carry out the sound source through wireless remote control power amplifier and enlarge, makes things convenient for the difficult power amplifier that utilizes of high building speaker, remote broadcast speaker to carry out the place that the sound source signal was enlargied.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the monitoring loudspeaker comprises a power amplifier shell 1, a monitoring loudspeaker 2, a wireless transceiver 3, an audio input/output interface 4, an external power interface 5, a power transformer 6, a volume control adjusting plate 7, a key adjusting plate 8 and an audio decoding main board 9, wherein the monitoring loudspeaker 2, the wireless transceiver 3, the audio input/output interface 4 and the external power interface 5 are all arranged on an upper side board 11 of the power amplifier shell 1, the power transformer 6 is arranged on a bottom board 12 in the middle of the power amplifier shell 1, and the volume control adjusting plate 7, the key adjusting plate 8 and the audio decoding main board 9 are arranged on a lower side board 13 of the power amplifier shell 1; external power source interface 5 is connected to power transformer 6's power input end, wireless transceiver 3 is connected to power transformer 6's power output end, audio input output interface 4, volume control regulating plate 7, button regulating plate 8, audio decoding mainboard 9 and monitor on loudspeaker 2's the power supply end, monitor loudspeaker 2's signal acquisition output end and connect on volume control regulating plate 7, wireless transceiver 3's signal input part connects on button regulating plate 8, audio decoding mainboard 9's control end is connected on volume control regulating plate 7, button regulating plate 8's button signal output part connects on volume control regulating plate 7.
One side of the external power supply interface 5 is provided with a 220V power supply output interface 51, and the 220V power supply output interface 51 and the external power supply interface 5 are of an integral structure. The 220V power output interface 51 can facilitate external power supply of other equipment, and is mainly convenient for external power supply of equipment such as a loudspeaker and the like.
The main board of the wireless transceiver 3 is provided with a radiator 31, and the radiator 31 is a finned aluminum radiator. Because the operation chip is arranged on the wireless transceiver 3, a large amount of heat is emitted in the operation process, the stable operation of the wireless transceiver 3 can be ensured by using the radiator 31, and the service life of the chip on the transceiver 3 can also be prolonged.
The utility model discloses a theory of operation: the power amplifier can be arranged near the loudspeaker horn so as to report the stability of power amplification to the loudspeaker signal and confirm the sound reproduction effect of the loudspeaker horn.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the technical scheme of the scheme can realize the remote control of the power amplifier and the loudspeaker, can ensure the sound reproduction effect of the loudspeaker horn, can remotely regulate and control the frequency of the receiving end, better receives and transmits signals, and is particularly suitable for the sound reproduction of the loudspeaker at high buildings, mountainous areas, field broadcasting and other places with long span and difficult cable erection. .
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a block diagram schematically illustrating the structure of the present invention.
Description of reference numerals: the audio monitoring device comprises a power amplifier shell 1, a monitoring loudspeaker 2, a wireless transceiver 3, an audio input/output interface 4, an external power interface 5, a power transformer 6, a volume control adjusting plate 7, a key adjusting plate 8, an audio decoding main board 9, an upper side board 11, a bottom board 12, a lower side board 13, a 220V power output interface 51 and a radiator 31.
Detailed Description
Referring to fig. 1-2, the technical solution adopted by the present embodiment is: the monitoring loudspeaker comprises a power amplifier shell 1, a monitoring loudspeaker 2, a wireless transceiver 3, an audio input/output interface 4, an external power interface 5, a power transformer 6, a volume control adjusting plate 7, a key adjusting plate 8 and an audio decoding main board 9, wherein the monitoring loudspeaker 2, the wireless transceiver 3, the audio input/output interface 4 and the external power interface 5 are all arranged on an upper side board 11 of the power amplifier shell 1, the power transformer 6 is arranged on a bottom board 12 in the middle of the power amplifier shell 1, and the volume control adjusting plate 7, the key adjusting plate 8 and the audio decoding main board 9 are arranged on a lower side board 13 of the power amplifier shell 1; the power input end of a power transformer 6 is connected with an external power interface 5, the power output end of the power transformer 6 is connected with a wireless transceiver 3, an audio input/output interface 4, a volume control adjusting plate 7, a key adjusting plate 8, an audio decoding main board 9 and the power end of a monitoring loudspeaker 2, the signal acquisition output end of the monitoring loudspeaker 2 is connected with the volume control adjusting plate 7, the signal input end of the wireless transceiver 3 is connected with the key adjusting plate 8, the control end of the audio decoding main board 9 is connected with the volume control adjusting plate 7, and the key signal output end of the key adjusting plate 8 is connected with the volume control adjusting plate 7;
one side of the external power supply interface 5 is provided with a 220V power supply output interface 51, and the 220V power supply output interface 51 and the external power supply interface 5 are of an integral structure. The 220V power output interface 51 can facilitate external power supply of other equipment, and is mainly convenient for external power supply of equipment such as a loudspeaker and the like;
the main board of the wireless transceiver 3 is provided with a radiator 31, and the radiator 31 is a finned aluminum radiator. Because the operation chip is arranged on the wireless transceiver 3, a large amount of heat is emitted in the operation process, the stable operation of the wireless transceiver 3 can be ensured by using the radiator 31, and the service life of the chip on the transceiver 3 can also be prolonged.
In the scheme, the power transformer 6 is of an HP-L02718 type.
The utility model discloses a theory of operation: the power amplifier can be arranged near the loudspeaker horn so as to report the stability of power amplification to the loudspeaker signal and confirm the sound reproduction effect of the loudspeaker horn.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the technical scheme of the scheme can realize the remote control of the power amplifier and the loudspeaker, can ensure the sound reproduction effect of the loudspeaker horn, can remotely regulate and control the frequency of the receiving end, better receives and transmits signals, and is particularly suitable for the sound reproduction of the loudspeaker at high buildings, mountainous areas, field broadcasting and other places with long span and difficult cable erection.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (3)
1. But remote control sound power amplifier, its characterized in that: the monitoring loudspeaker comprises a power amplifier shell (1), a monitoring loudspeaker (2), a wireless transceiver (3), an audio input/output interface (4), an external power interface (5), a power transformer (6), a volume control adjusting plate (7), a key adjusting plate (8) and an audio decoding main board (9), wherein the monitoring loudspeaker (2), the wireless transceiver (3), the audio input/output interface (4) and the external power interface (5) are all arranged on an upper side board (11) of the power amplifier shell (1), the power transformer (6) is arranged on a bottom board (12) in the middle position of the power amplifier shell (1), and the volume control adjusting plate (7), the key adjusting plate (8) and the audio decoding main board (9) are arranged on a lower side board (13) of the power amplifier shell (1); external power source interface (5) is connected to the power input end of power transformer (6), wireless transceiver (3) is connected to the power output end of power transformer (6), audio input output interface (4), volume control regulating plate (7), button regulating plate (8), on audio decoding mainboard (9) and the power end of monitoring loudspeaker (2), the signal acquisition output that monitors loudspeaker (2) is connected on volume control regulating plate (7), the signal input end of wireless transceiver (3) is connected on button regulating plate (8), the control end of audio decoding mainboard (9) is connected on volume control regulating plate (7), the button signal output of button regulating plate (8) is connected on volume control regulating plate (7).
2. A remotely controllable acoustic power amplifier as claimed in claim 1, wherein: one side of the external power supply interface (5) is provided with a 220V power supply output interface (51), and the 220V power supply output interface (51) and the external power supply interface (5) are of an integral structure.
3. A remotely controllable acoustic power amplifier as claimed in claim 1, wherein: a radiator (31) is installed on a main board of the wireless transceiver (3), and the radiator (31) is a finned aluminum radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020030443.6U CN210868139U (en) | 2020-01-08 | 2020-01-08 | Remote control sound power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020030443.6U CN210868139U (en) | 2020-01-08 | 2020-01-08 | Remote control sound power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210868139U true CN210868139U (en) | 2020-06-26 |
Family
ID=71304880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020030443.6U Expired - Fee Related CN210868139U (en) | 2020-01-08 | 2020-01-08 | Remote control sound power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210868139U (en) |
-
2020
- 2020-01-08 CN CN202020030443.6U patent/CN210868139U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 |