CN110062319B - Loudspeaker sound test platform - Google Patents
Loudspeaker sound test platform Download PDFInfo
- Publication number
- CN110062319B CN110062319B CN201910258838.3A CN201910258838A CN110062319B CN 110062319 B CN110062319 B CN 110062319B CN 201910258838 A CN201910258838 A CN 201910258838A CN 110062319 B CN110062319 B CN 110062319B
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- loudspeaker
- base
- electric telescopic
- sound
- plate
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- 238000012360 testing method Methods 0.000 title claims abstract description 41
- 239000002184 metal Substances 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
Abstract
The invention discloses a loudspeaker sound testing platform, which comprises a base, wherein a singlechip is arranged on the left part of the upper surface of the base, a slide rail is arranged on the left part of the upper surface of the base, first baffle plates are arranged on the front and back surfaces of the slide rail, a sliding plate is arranged on the slide rail in a sliding manner, a lead screw is arranged between the first baffle plates, a servo motor is arranged on the rear part of the upper surface of the base, the loudspeaker sound testing platform is provided with two sets of same equipment, when one set of equipment is used for testing the loudspeaker, the other set of equipment can automatically clamp and place the next loudspeaker to be tested, the working efficiency is improved, the waiting time is reduced, a clamp can automatically clamp the loudspeaker without manual taking of a worker, the loudspeaker is convenient and quick, an annular metal connecting piece is arranged to be directly connected with a metal piece of the loudspeaker, only the position of the loudspeaker needs to be adjusted, the loudspeaker is quick and convenient, the loudspeaker, more convenient detect out unqualified loudspeaker.
Description
Technical Field
The invention relates to the technical field of loudspeaker sound testing, in particular to a loudspeaker sound testing platform.
Background
A loudspeaker, also called a loudspeaker, is a transducer for converting an electrical signal into an acoustic signal, and the quality of the loudspeaker greatly affects the sound quality. The loudspeaker is the weakest component in the audio equipment, and is the most important component for the audio effect. Loudspeakers are of a wide variety and vary widely in price. The audio frequency electric energy makes the paper cone or the diaphragm vibrate and generate resonance (resonance) with the surrounding air through electromagnetic, piezoelectric or electrostatic effect to make sound.
The listening test of loudspeaker is an important detection step in the loudspeaker production process, and traditional listening test needs the worker to hold two loudspeakers with one hand and carry out listening test simultaneously because of the defect on the equipment structure, causes the erroneous judgement easily, and the fault rate is high, and the efficiency of software testing is low.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects, and provide a loudspeaker sound testing platform, wherein two sets of sound testing equipment are arranged, so that when one set of equipment is used for testing sound, the other set of equipment can put the next loudspeaker to be tested in advance, the working strength of workers is reduced, the working efficiency can be greatly improved, and the problems in the background technology can be effectively solved.
In order to achieve the purpose, the invention provides the following technical scheme: a loudspeaker sound testing platform comprises a base, wherein a control switch group is arranged in front of the upper surface of the base, a single chip microcomputer is arranged on the left front part of the upper surface of the base, a slide rail is arranged on the left part of the upper surface of the base, first baffle plates are arranged on the front and rear surfaces of the slide rail, a slide plate is arranged on the slide rail in a sliding mode, a lead screw is arranged between the first baffle plates, a servo motor is arranged on the rear part of the upper surface of the base, the end part of an output shaft of the servo motor is connected with the rear end part of the lead screw, a sealing plate is arranged on the upper surface of the sliding plate, a loudspeaker fixing seat is arranged on the upper surface of the sealing plate, support frames are arranged on the front part of the upper surface of the base and positioned on two sides of the front part of the slide rail, a sound testing box is arranged between the support frames, the upper surface of the base is provided with first electric telescopic rods at two sides of the middle part of the sliding rail, the upper end part of each first electric telescopic rod is provided with a fixed plate, the inner side surface of each fixed plate is connected with the left and right surfaces of the box door, the front surface of the box door is provided with a clamping groove matched with the clamping plate, the upper surface of the box door is provided with a limiting plate, the upper surface of the base is provided with a sliding groove at the left part of the rear part of the sliding rail, the sliding groove is provided with a linear motor, the upper surface of the base is provided with a positioning plate at the right part of the rear part of the sliding rail, a sliding rod is arranged between the positioning plates, the sliding rod is provided with a sliding block in a sliding manner, the sliding block and the linear motor are provided with second electric telescopic rods, the upper end part of each second electric telescopic rod is provided with a, the input of first electric telescopic handle, second electric telescopic handle, third electric telescopic handle servo motor and linear electric motor is connected with the output of singlechip electricity, and the input of singlechip is connected with external power supply's output electricity, is provided with two examination audio amplifier on the base, and two examination audio amplifier wheel flows work, when the staff is when one of them examination audio amplifier examination sound, accomplishes the change work of loudspeaker in another examination audio amplifier.
As a preferred technical scheme of the invention, the loudspeaker fixing seat comprises a base, a placing groove is formed in the upper surface of the base, a metal connecting piece is arranged in the middle of the inner side surface of the placing groove, the input end of the metal connecting piece is electrically connected with the output end of the control switch group, a metal sheet of a connecting circuit is already arranged on the annular side surface after the loudspeaker is manufactured, an annular metal connecting piece is arranged and directly connected with the metal sheet of the loudspeaker, the loudspeaker is adjusted only by rotating the loudspeaker, the connection is convenient and fast, and the time is saved.
As a preferred technical scheme of the invention, the clamp comprises a clamp body, a round through hole is formed in the middle of the clamp body, a top plate is arranged on the upper position inside the round through hole, a fourth electric telescopic rod is arranged on the lower surface of the top plate, a movable fixing plate is arranged at the lower end of the fourth electric telescopic rod, a hinged support is arranged on the lower surface of the movable fixing plate, a rotating block is rotatably arranged on the hinged support, a clamping plate is arranged on the annular side surface of the rotating block, a spring is arranged between the upper surface of the clamping plate and the lower surface of the clamp body, a second baffle is arranged on the lower surface of the clamp body, the input end of the fourth electric telescopic rod is electrically connected with the output end of a single chip microcomputer, and the clamp can automatically.
As a preferred technical solution of the present invention, the sound-proof felt is disposed on the inner side surface of the test sound box, and the sound-proof felt is disposed on the front surface of the box door, so that the sound of the speaker of the test sound box can be prevented from being dispersed through the test sound box, and the sound emitted by the speaker can be concentrated and transmitted from the sound transmission hole.
As a preferred technical scheme of the invention, the loudspeaker is funnel-shaped, the loudspeaker is a resin loudspeaker, and the resin loudspeaker is good in elasticity, long in service life, low in price and high in cost performance.
As a preferable technical scheme of the invention, the clamp holder is provided with four clamping plates, and the inner side surfaces of the lower end parts of the clamping plates are all arc surfaces, so that the clamping plates can be better contacted with the annular side surface of the horn, and the clamping is firmer.
As a preferred technical scheme of the invention, the width of the sealing plate is the same as that of the inner side surface of the test sound box, the clamping plate is a plastic steel plate, the clamping groove is a plastic steel groove, the sealing performance of the plastic steel is good, the plastic steel is wear-resistant and long in service life, and the service life of the whole device can be prolonged.
Compared with the prior art, the invention has the beneficial effects that: this loudspeaker sound test platform, be equipped with two sets of the same equipment, can be when being suitable for one set of equipment to the loudspeaker sound test, another set of automatic clamp takes off a loudspeaker that awaits measuring and places, and the work efficiency is improved, and the waiting time is reduced, it can press from both sides the loudspeaker automatically to be equipped with the holder, do not need the staff manual to take, and is convenient and fast, it directly is connected with the sheetmetal of loudspeaker to be equipped with an annular metal splicing, only need adjust loudspeaker position can once, and is swift convenient, it can enlarge the sound of loudspeaker to be equipped with the megaphone, make that the tester listens clearer, more convenient detection goes out unqualified loudspeaker.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the backside structure of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a cross-sectional view of the holder of the present invention.
In the figure: the device comprises a base 1, a clamping plate 2, a single chip microcomputer 3, a supporting frame 4, a sound box 5, a loudspeaker 6, a clamping plate 7, a first electric telescopic rod 8, a box door 9, a fixing plate 10, a clamping groove 11, a limiting plate 12, a positioning plate 13, a sliding block 14, a sliding rod 15, a sliding groove 16, a linear motor 17, a second electric telescopic rod 18, a connecting rod 19, a cantilever 20, a third electric telescopic rod 21, a clamper 22, a servo motor 23, a sliding rail 24, a screw rod 25, a first baffle 26, a sound transmission hole 27, a base 28, a placing groove 29, a metal connecting sheet 30, a horn fixing seat 31, a sealing plate 32, a sliding plate 33, a conveying platform 34, a clamper main body 35, a top plate 36, a fourth electric telescopic rod 37, a movable fixing plate 38, a hinged support 39, a rotating.
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.
Referring to fig. 1-4, the present invention provides a technical solution:
example 1: in this embodiment, a loudspeaker test sound platform, includes base 1, its characterized in that: the left part of the upper surface of the base 1 is provided with the single chip microcomputer 3, the left part of the upper surface of the base 1 is provided with a slide rail 24, the front surface and the rear surface of the slide rail 24 are provided with first baffle plates 26, the slide rail 24 is provided with a slide plate 33 in a sliding manner, a lead screw 25 is arranged between the first baffle plates 26, the rear part of the upper surface of the base 1 is provided with a servo motor 23, the end part of an output shaft of the servo motor 23 is connected with the rear end part of the lead screw 25, the upper surface of the slide plate 33 is provided with a sealing plate 32, the width of the sealing plate 32 is the same as the width of the inner side surface of the test sound box 5, the clamping plate 7 is a plastic steel plate, the clamping groove 11 is a plastic steel groove, the upper surface of the sealing plate 32 is provided with a loudspeaker fixing seat 31, the positions of the front part of the upper surface of the base 1, which are positioned at, the rear surface of the sound box 5 is provided with a clamping plate 7, the upper surface of the base 1 is provided with first electric telescopic rods 8 at two side positions in the middle of the slide rail, the upper end part of each first electric telescopic rod 8 is provided with a fixed plate 10, the inner side surface of each fixed plate 10 is connected with the left and right surfaces of the box door 9, the front surface of the box door 9 is provided with a clamping groove 11, the clamping groove 11 is matched with the clamping plate 7, the upper surface of the box door 9 is provided with a limit plate 12, the upper surface of the base 1 is provided with a slide groove 16 at a position which is slightly left of the rear part of the slide rail 24, the slide groove 16 is provided with a linear motor 17, the upper surface of the base 1 is provided with a positioning plate 13 at a position which is slightly right of the rear part of the slide rail 24, a slide bar 15 is arranged between the positioning plates 13, a slide block 14 is arranged on the, lower tip that cantilever 20's lower surface rear portion was equipped with third electric telescopic handle 21 is equipped with holder 22, be equipped with four grip blocks 2 on the holder 22, the medial surface of the lower tip of grip block 2 all is the arc surface, upper surface rear portion top of base 1 is equipped with conveying platform 34, first electric telescopic handle 8, second electric telescopic handle 18, the input of 21 servo motor 23 of third electric telescopic handle and linear electric motor 17 is connected with singlechip 3's output electricity, singlechip 3's input is connected with external power supply's output electricity.
Example 2:
the difference between this embodiment and the first embodiment is:
in this embodiment, the horn fixing seat 31 includes a base 28, a placing groove 29 is provided on the upper surface of the base 28, a metal connecting piece 30 is provided in the middle of the inner side surface of the placing groove 29, the input end of the metal connecting piece 30 is electrically connected with the output end of the control switch group 2, a metal sheet having a connection circuit on the annular side surface after the horn is manufactured is provided, an annular metal connecting piece 30 is provided to be directly connected with the metal sheet of the horn, the holder 22 includes a holder main body 35, a circular through hole is provided in the middle of the holder main body 35, a top plate 36 is provided at an upper position inside the circular through hole 35, a fourth electric telescopic rod 37 is provided on the lower surface of the top plate 36, a movable fixing plate 38 is provided at the lower end of the fourth electric telescopic rod 37, a hinged support 39 is provided on the lower surface of the movable fixing plate 38, a rotating block 40 is rotatably provided on the hinged support 39, the lower surface of holder main part 35 is equipped with second baffle 41, and the input of fourth electric telescopic handle 37 is connected with the output electricity of singlechip 3, and holder 22 can be under singlechip 2's control automatic centre gripping loudspeaker to loudspeaker fixing base 31.
Specifically, the loudspeaker is arranged in such a way that the position can be adjusted by rotating the loudspeaker, so that the connection is convenient and fast, the time is saved, and the connection is fast and convenient.
Example three 3:
the difference between this embodiment and the first embodiment is:
in this embodiment, the inner side surface of the sound box 5 is provided with a sound-proof felt, the front surface of the box door 9 is provided with a sound-proof felt, the loudspeaker 6 is funnel-shaped, and the loudspeaker 6 is a resin loudspeaker.
Specifically, the arrangement is convenient for preventing the loudspeaker sound of the test sound box 5 from being dispersed through the test sound box 5, the sound emitted by the loudspeaker can be concentrated and transmitted out through the sound transmission hole 27, the elasticity of the resin material is good, the service life is long, meanwhile, the price is low, and the cost performance is high.
The method for controlling the first electric telescopic rod 8, the second electric telescopic rod 18, the third electric telescopic rod 21, the fourth electric telescopic rod 37, the linear motor 17, the servo motor 23 and the metal connecting piece 30 by the single chip microcomputer 3 is a common method in the prior art, and the single chip microcomputer 3 is a PIC single chip microcomputer.
When in use: the device is arranged at a position beside a conveying platform 40, after a loudspeaker is conveyed to a designated position through the conveying platform 40, a single chip microcomputer 3 starts to work, the single chip microcomputer 3 controls a linear motor 17 to operate towards the conveying platform 40, the linear motor 17 drives a sliding block 14 to operate along a sliding rod 15 through a connecting rod 19, then the single chip microcomputer 3 controls a third electric telescopic rod 21 to extend, then a fourth electric telescopic rod 37 extends, a spring 42 contracts to open a clamping plate 2 through the matching of a rotating block 40 and a hinged support 39, then a clamping device 22 descends to the designated position under the action of the third electric telescopic rod 21, then the fourth electric telescopic rod 37 shortens, the clamping plate 2 is folded under the action of a second baffle 41 to clamp the loudspeaker, then the single chip microcomputer 3 controls the linear motor 17 to move towards a sound box 5, after the loudspeaker reaches the position, the clamping plate 2 of the clamping device 22 descends under the action of the third electric, then the clamping plate 2 is opened again under the action of the fourth electric telescopic rod 37, the loudspeaker falls on the loudspeaker fixing seat 31, then the metal sheet on the loudspeaker is connected with the metal splicing sheets 30 which are distributed at equal intervals on the inner side surface of the placing groove 29 on the loudspeaker fixing seat 31 to form a circuit path, then the singlechip 3 enables the servo motor 23 to rotate, the servo motor 23 rotates to drive the screw rod 25 to rotate, the screw rod 25 rotates to drive the sliding plate 33 to drive the sealing plate 32 to move, then the sealing plate 31 is connected with the lower surface of the test sound box 5, then the singlechip 3 controls the first electric telescopic rod 8 to shorten to enable the box door 9 to fall down, the box door 9 is matched with the clamping groove 11 through the clamping plate 7, after the clamping plate 7 falls down, the limiting plate 12 is just attached to the upper surface of the test sound box 5 to sound, then the singlechip 3 enables the loudspeaker in the test sound box 5 to be electrified, then the singlechip 3 repeats the steps and puts the next loudspeaker to be tested into another sound testing device in advance, thereby saving the working time.
The loudspeaker test device is provided with two sets of same equipment, when one set of equipment is suitable for testing the loudspeaker, the other set of equipment can automatically clamp and place the loudspeaker to be tested, the working efficiency is improved, the waiting time is reduced, the clamp 22 can automatically clamp the loudspeaker without manual taking by workers, the loudspeaker test device is convenient and quick, the annular metal splicing sheet 30 is directly connected with the metal sheet of the loudspeaker, the loudspeaker position only needs to be adjusted, the loudspeaker is quick and convenient, the sound of the loudspeaker can be amplified by the loudspeaker 6, the sound of the loudspeaker is more clearly heard by the testers, and the unqualified loudspeaker can be more conveniently detected.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a loudspeaker test sound platform, includes base (1), its characterized in that: the left part of the upper surface of the base (1) is provided with the single chip microcomputer (3) in a front-biased position, the left part of the upper surface of the base (1) is provided with a sliding rail (24), the front surface and the rear surface of the sliding rail (24) are provided with first baffle plates (26), the sliding rail (24) is provided with sliding plates (33) in a sliding manner, a lead screw (25) is arranged between the first baffle plates (26), the rear part of the upper surface of the base (1) is provided with a servo motor (23), the end part of an output shaft of the servo motor (23) is connected with the rear end part of the lead screw (25), the upper surface of each sliding plate (33) is provided with a sealing plate (32), the upper surface of each sealing plate (32) is provided with a loudspeaker fixing seat (31), the positions of the front part of the upper surface of the base (1) on two sides of the front part of the sliding, the upper surface of the sound box (5) is provided with a loudspeaker (6), the rear surface of the sound box (5) is provided with a clamping plate (7), the width of the sealing plate (32) is not more than the width of the inner side surface of the sound box (5), two side positions of the upper surface of the base (1) positioned at the middle part of the slide rail are provided with first electric telescopic rods (8), the upper end part of each first electric telescopic rod (8) is provided with a fixing plate (10), the inner side surface of each fixing plate (10) is connected with the left and right surfaces of the box door (9), the front surface of the box door (9) is provided with a clamping groove (11), the clamping groove (11) is matched with the clamping plate (7), the upper surface of the box door (9) is provided with a limiting plate (12), the rear part of the upper surface of the base (1) positioned at the slide rail (24) is provided with a slide groove (16), the slide groove (16) is provided with a linear motor (17), the, a slide rod (15) is arranged between the positioning plates (13), a slide block (14) is arranged on the slide rod (15) in a sliding manner, a second electric telescopic rod (18) is arranged on the slide block (14) and the linear motor (17), a connecting rod (19) is arranged at the upper end part of the second electric telescopic rod (18), a cantilever (20) is arranged at the lower surface of the connecting rod (19), a third electric telescopic rod (21) is arranged at the rear part of the lower surface of the cantilever (20), a clamp holder (22) is arranged at the lower end part of the third electric telescopic rod (21), a conveying platform (34) is arranged above the rear part of the upper surface of the base (1), the input ends of a servo motor (23) of the first electric telescopic rod (8), the second electric telescopic rod (18), the third electric telescopic rod (21) and the linear motor (17) are electrically connected with the output end, be provided with two examination audio amplifier (5) on base (1), two examination audio amplifier (5) work in turn, when the staff tried sound in one of them examination audio amplifier (5), accomplished the change work of loudspeaker in another examination audio amplifier (5).
2. The loudspeaker sound test platform of claim 1, wherein: the loudspeaker fixing seat (31) comprises a base (28), a placing groove (29) is formed in the upper surface of the base (28), a metal connecting piece (30) is arranged in the middle of the inner side face of the placing groove (29), and the input end of the metal connecting piece (30) is electrically connected with the output end of the control switch group (2).
3. The loudspeaker sound test platform of claim 1, wherein: the gripper (22) comprises a gripper main body (35), a round through hole is formed in the middle of the gripper main body (35), a top plate (36) is arranged in the round through hole (35) in an upward position, a fourth electric telescopic rod (37) is arranged on the lower surface of the top plate (36), a movable fixing plate (38) is arranged at the lower end of the fourth electric telescopic rod (37), a hinged support (39) is arranged on the lower surface of the movable fixing plate (38), a rotating block (40) is arranged on the hinged support (39) in a rotating mode, a gripping plate (2) is arranged on the annular side face of the rotating block (40), a spring (42) is arranged between the upper surface of the gripping plate (2) and the lower surface of the gripper main body (35), a second baffle (41) is arranged on the lower surface of the gripper main body (35), and the input end of the.
4. The loudspeaker sound test platform of claim 1, wherein: the inner side surface of the test sound box (5) is provided with a sound-proof felt, and the front surface of the box door (9) is provided with a sound-proof felt.
5. The loudspeaker sound test platform of claim 1, wherein: the loudspeaker (6) is funnel-shaped, and the loudspeaker (6) is a resin loudspeaker.
6. The loudspeaker sound test platform of claim 1, wherein: four clamping plates (2) are arranged on the clamping device (22), and the inner side surfaces of the lower end parts of the clamping plates (2) are all arc surfaces.
7. The loudspeaker sound test platform of claim 1, wherein: the width of the sealing plate (32) is the same as the width of the inner side face of the test sound box (5), the clamping plate (7) is a plastic steel plate, and the clamping groove (11) is a plastic steel groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258838.3A CN110062319B (en) | 2019-04-01 | 2019-04-01 | Loudspeaker sound test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258838.3A CN110062319B (en) | 2019-04-01 | 2019-04-01 | Loudspeaker sound test platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110062319A CN110062319A (en) | 2019-07-26 |
| CN110062319B true CN110062319B (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910258838.3A Expired - Fee Related CN110062319B (en) | 2019-04-01 | 2019-04-01 | Loudspeaker sound test platform |
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| CN (1) | CN110062319B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115866466B (en) * | 2023-02-28 | 2023-05-09 | 深圳方位通讯科技有限公司 | Microphone anomaly detection equipment |
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| audiobus扬声器测试系统;奥普新;《http://www.apxbbs.com/p-article_detail/id-26.html》;20180807;全文 * |
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