CN206118024U - Stereo set power amplifier power detection appearance - Google Patents
Stereo set power amplifier power detection appearance Download PDFInfo
- Publication number
- CN206118024U CN206118024U CN201621123822.XU CN201621123822U CN206118024U CN 206118024 U CN206118024 U CN 206118024U CN 201621123822 U CN201621123822 U CN 201621123822U CN 206118024 U CN206118024 U CN 206118024U
- Authority
- CN
- China
- Prior art keywords
- power amplifier
- power
- level table
- jack
- sound
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a stereo set power detection equipment especially relates to a stereo set power amplifier power detection appearance, a stereo set power amplifier power detection appearance, including box body and operating panel, the box body in be provided with circuit and drive plate, operating panel on be provided with display dial, terminal and socket, display dial include MP3 output level table, power amplifier input level table and detect level meter, power amplifier output level table, still include power amplifier output voltage, ampere meter display screen, the terminal include stereo set terminal and power amplifier terminal, the socket include sound console jack -plug socket and power amplifier jack -plug socket, operating panel on still be provided with the MP3 player, the utility model discloses can measure power, loudness and the frequency characteristic of two stereo sets or power amplifier, convenient to use, simple structure.
Description
Technical field
This utility model is related to a kind of sound equipment power detection device, more particularly to a kind of sound equipment power amplifier power detecting instrument.
Background technology
With the development of life, various musical instruments are typical, and sound equipment and power amplifier are all musical instruments very common in life,
By power amplifier and sound equipment, we can go to appreciate many beautiful music, also on stage also can Jing commonly use, but sound equipment and
We are most of the time to be gone to judge according to eyes and ear to the service condition of power amplifier, so often there is many mistake
Area, it is inaccurate, it is also possible to go to measure using circuit tester and tester, but if when fruit is two sound equipments or power amplifier often very
The bad power and other characteristics for judging it, the also sensitivity of microphone is all bad test.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, can efficiently test the spy of some musical instruments
Property and sensitivity, and a kind of sound equipment power amplifier power detecting instrument is provided, this utility model can measure two sound equipments or work(
Power, loudness and the frequency characteristic put, easy to use, simple structure.
The purpose of this utility model is achieved by the following measures：A kind of sound equipment power amplifier power detecting instrument, including box
Body and guidance panel, are provided with circuit and driving plate in described box body, display dial is provided with described guidance panel, is connect
Terminal and socket, described display dial includes that MP3 output level tables, power amplifier incoming level table and detection decibel meter, power amplifier are defeated
Go out decibel meter, also including power amplifier output voltage, ammeter display screen, described binding post includes binding post for audio equipment and power amplifier wiring
Post, described socket includes sound console jack-plug socket and power amplifier jack-plug socket, and MP3 broadcastings are additionally provided with described guidance panel
Device；Electric current, voltmeter diverter, power amplifier output level table, power amplifier output voltage, ammeter and electricity are provided with described box
Connect to form loop with binding post for audio equipment and power amplifier wiring terminal after stream, the parallel connection of voltmeter diverter；Power amplifier incoming level table and work(
Put jack-plug socket connection, MP3 output levels table and MP3 player, the connection of sound console jack-plug socket.
Preferably, described power amplifier output level table, power amplifier output voltage, ammeter have respectively two, for showing work(
Put level and voltage, the electric current of I and power amplifier II.
Preferably, power amplifier incoming level table adopts dual-channel audio, and including power amplifier L channel incoming level table and power amplifier
R channel incoming level table.
Preferably, described binding post for audio equipment and power amplifier wiring terminal have respectively two, for connecing sound equipment I, sound equipment II and work(
Put I, power amplifier II.
Preferably, described sound console jack-plug socket has four to have two with power amplifier jack-plug socket.
The beneficial effects of the utility model are：This utility model can be to two sound equipments by sound equipment power amplifier power detecting instrument
The test of frequency characteristic, and the test of power are carried out, two sound equipments and sound console and power amplifier are inserted in into sound equipment power amplifier simultaneously
On power detecting instrument, the loudness of sound equipment can be detected, and then be easy to be adjusted sound equipment, and the sound equipment power amplifier power
The result that detector also has many other functions and can be directed to test is adjusted, such as：Volume, time-out, switch etc..
Description of the drawings
Fig. 1 is the circuit theory diagrams of sound equipment power amplifier power detecting instrument.
In figure：1- sound equipments I, 2- power amplifier output levels table I, 3- power amplifier output voltages, ammeter I, 4- electric currents, voltmeter
Diverter I, 5- binding posts I, 6- detection microphones, 7- power amplifiers I, 8- power amplifier L channel incoming level tables, 9-MP3 output level tables,
10- power amplifier R channel incoming level tables, 11-MP3 players, 12- detection decibel meters, 13- power amplifiers jack-plug socket I, 14- sound consoles
Jack-plug socket I, 15- sound consoles jack-plug socket II, 16- sound consoles jack-plug socket III, 17- sound consoles jack-plug socket IV, 18- power amplifiers
Jack-plug socket II, 19- sound consoles, 20- power amplifiers II, 21- power amplifier output levels table II, 22- power amplifier output voltages, ammeter II,
23- electric currents, voltmeter diverter II, 24- binding posts II, 25- sound equipments II.
Specific embodiment
In order to deepen to understanding of the present utility model, further is made to this utility model below in conjunction with embodiment and accompanying drawing
Describe in detail.
Embodiment 1：As shown in figure 1, a kind of sound equipment power amplifier power detecting instrument, including box body and guidance panel, described box
Circuit and driving plate are provided with vivo, and display dial, binding post and socket, described display are provided with described guidance panel
Dial plate includes MP3 output levels table 9, power amplifier incoming level table and detection decibel meter 12, power amplifier output level table, also including power amplifier
Output voltage, ammeter display screen, power amplifier incoming level table adopts dual-channel audio, and including power amplifier L channel incoming level table
8 and power amplifier R channel incoming level table 10, power amplifier output level table, power amplifier output voltage, ammeter have respectively two, i.e. power amplifier
Output level table I 2 and power amplifier output level table II 21, power amplifier output voltage, ammeter I 3 and power amplifier output voltage, ammeter II
22, for showing level and voltage, the electric current of power amplifier I 7 and power amplifier II 20, described binding post I 5 and binding post II 24 is wrapped respectively
Binding post for audio equipment and power amplifier wiring terminal are included, binding post I 5 is connected on sound equipment I 1, and binding post II 24 is connected on sound equipment II 25；Described
Socket includes sound console jack-plug socket and power amplifier jack-plug socket, i.e. power amplifier jack-plug socket I 13, sound console jack-plug socket I 14, tuning
Platform jack-plug socket II 15, sound console jack-plug socket III 16, sound console jack-plug socket IV 17, power amplifier jack-plug socket II 18 is described
MP3 player 11 is additionally provided with guidance panel；Electric current, voltmeter diverter I 4 and electric current, voltage are provided with described box
Table diverter II 23, with sound after power amplifier output level table, power amplifier output voltage, ammeter and electric current, the parallel connection of voltmeter diverter
Ring binding post and power amplifier wiring terminal connects to form loop；Power amplifier incoming level table and power amplifier jack-plug socket connect, MP3 output levels
Table 9 and MP3 player 11, the connection of sound console jack-plug socket, sound console 19 is connected on detection microphone 6 again.
By this utility model can the easily loudness of detection of sound, frequency characteristic and power amplifier efficiency, MP3 player broadcasts
A white noise sound audio signals are put, sound console gives respectively the left and right input of detector, power amplifier after this signal is amplified
This signal is obtained simultaneously, what the parameter of two passages of power amplifier and setting were just as, the signal for obtaining is also the same, at this
The loudness of two audio amplifiers is seen under the conditions of a little whether, the acoustic image knob of operation sound console detection signal passage, respectively acoustic image
Knob, while observing the size cases of detection output level table, with this loudness situation of two audio amplifiers is judged as left and right；
MP3 player plays 20Hz to a 20KHz audio signal, and sound console gives respectively a left side for detector after this signal is amplified
Right input, power amplifier also obtains this signal simultaneously, operates the acoustic image knob of sound console detection signal passage, and acoustic image is revolved respectively
, as left and right, signal is in two audio amplifier difference sounding, and the frequency spectrum for recording two audio amplifiers by a computer audiofrequency spectrometer is bent for button
Line, with this their frequency characteristic is analyzed.
Claims (5)
1. a kind of sound equipment power amplifier power detecting instrument, including box body and guidance panel, it is characterised in that：It is provided with described box body
Circuit and driving plate, are provided with display dial, binding post and socket on described guidance panel, described display dial includes
MP3 output level tables, power amplifier incoming level table and detection decibel meter, power amplifier output level table, also including power amplifier output voltage, electricity
Flow table display screen, described binding post includes binding post for audio equipment and power amplifier wiring terminal, and described socket is inserted including sound console wiring
Mouth and power amplifier jack-plug socket, on described guidance panel MP3 player is additionally provided with；Electric current, voltage are provided with described box
Table diverter, connects after power amplifier output level table, power amplifier output voltage, ammeter and electric current, the parallel connection of voltmeter diverter with sound equipment
Terminal and power amplifier wiring terminal connect to form loop；Power amplifier incoming level table and power amplifier jack-plug socket connect, MP3 output levels table and
MP3 player, the connection of sound console jack-plug socket.
2. a kind of sound equipment power amplifier power detecting instrument according to claim 1, it is characterised in that：Described power amplifier output level
Table, power amplifier output voltage, ammeter have respectively two, for showing level and voltage, the electric current of power amplifier I and power amplifier II.
3. a kind of sound equipment power amplifier power detecting instrument according to claim 1, it is characterised in that：Power amplifier incoming level table is adopted
Dual-channel audio, and including power amplifier L channel incoming level table and power amplifier R channel incoming level table.
4. a kind of sound equipment power amplifier power detecting instrument according to claim 1, it is characterised in that：Described binding post for audio equipment and
Power amplifier wiring terminal has respectively two, for connecing sound equipment I, sound equipment II and power amplifier I, power amplifier II.
5. a kind of sound equipment power amplifier power detecting instrument according to claim 1, it is characterised in that：Described sound console wiring is inserted
Mouth has four to have two with power amplifier jack-plug socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621123822.XU CN206118024U (en) | 2016-10-14 | 2016-10-14 | Stereo set power amplifier power detection appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621123822.XU CN206118024U (en) | 2016-10-14 | 2016-10-14 | Stereo set power amplifier power detection appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206118024U true CN206118024U (en) | 2017-04-19 |
Family
ID=58528882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621123822.XU Expired - Fee Related CN206118024U (en) | 2016-10-14 | 2016-10-14 | Stereo set power amplifier power detection appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206118024U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107548008A (en) * | 2017-08-15 | 2018-01-05 | 怀集县正华电器有限公司 | A kind of sound equipment tester |
-
2016
- 2016-10-14 CN CN201621123822.XU patent/CN206118024U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107548008A (en) * | 2017-08-15 | 2018-01-05 | 怀集县正华电器有限公司 | A kind of sound equipment tester |
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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 |
Granted publication date: 20170419 Termination date: 20201014 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |