CN108429982A - A kind of high response audio frequency dividers - Google Patents
A kind of high response audio frequency dividers Download PDFInfo
- Publication number
- CN108429982A CN108429982A CN201810345180.5A CN201810345180A CN108429982A CN 108429982 A CN108429982 A CN 108429982A CN 201810345180 A CN201810345180 A CN 201810345180A CN 108429982 A CN108429982 A CN 108429982A
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- capacitance
- frequency
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- filter circuit
- parallel
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- 239000000203 mixture Substances 0.000 claims abstract description 8
- 238000001228 spectrum Methods 0.000 claims abstract description 8
- 230000035945 sensitivity Effects 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/03—Synergistic effects of band splitting and sub-band processing
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The present invention provides a kind of high response audio frequency dividers, the bass filter circuit in LC（1）High pitch frequency circuit is hindered with LC（2）Between be provided with the first capacitance（3）, bass filter circuit in the LC（1）By the first inductance parallel with one another（5）With the first capacitance group（4）Composition, the first capacitance group（4）It is composed in parallel by multiple capacitances, the LC hinders high pitch frequency circuit（2）By the second inductance parallel with one another（6）With the second capacitance group（7）Composition, the second capacitance group（7）It is made of multiple capacitances parallel with one another, bass filter circuit in LC（1）Connect high pitch loudspeaker（9）, LC resistance high pitch frequency circuits（2）Connect medium and low spectrum loudspeaker（10）Or it is separately connected Squawker（11）And woofer（12）.The present invention realize more frequency dividings, high-quality, high response middle senior middle school's bass frequency dividing, have the characteristics that high-quality, high response, high sensitivity, decay it is small.
Description
Technical field
The present invention relates to a kind of frequency dividers, more particularly to high, normal, basic audio-frequency divider in a kind of sound system.
Background technology
Frequency divider is a kind of circuit device in speaker, and the music signal of input is separated into high pitch middle pitch, bass etc. no
Then same part is respectively fed to reset in high, medium and low sound loudspeaker unit.There are senior middle school's bass hardly possiblies for existing sound system audio device
To realize seamless connection, the shortcomings of sensitivity is not high, and stereovision is not strong.A kind of " a kind of loudspeaker enclosure divider " disclosed in Chinese patent
（CN204887387U）, including high frequency filter and middle low-frequency filter.Wherein, further include being equipped on middle low-frequency filter
Low-frequency filter.Resistance R1 resistances on high frequency filter increase by 5%, and the capacitance C2 capacitances on high frequency filter increase
5%, the inductance L2 inductance values on high frequency filter increase by 1%.Capacitance C1 capacitances on middle low-frequency filter increase by 5%, height
Inductance L1 inductance values on frequency filter increase by 1%.The inductance L1 inductance values of low-frequency filter increase by 1%, with raising sound
Sound is clear, optimizes circuit, reduces distortion and reduces the effect of cost, but its sensitivity is to be improved.
Invention content
The purpose of the present invention is to provide high, normal, basic audio-frequency dividers in a kind of sound system, are a kind of Passives
Device has the characteristics that high-quality, high response, highly sensitive, decaying is small.
To achieve the above object, bass filter circuit and LC in high response audio frequency dividers, including LC provided by the invention
Hinder high pitch frequency circuit, which is characterized in that be provided with the first electricity between bass filter circuit and LC resistance high pitch frequency circuits in LC
Hold, bass filter circuit is made of the first inductance and the first capacitance group parallel with one another in the LC, and the first capacitance group is by multiple
Capacitance composes in parallel, and the LC resistances high pitch frequency circuit is made of the second inductance and the second capacitance group parallel with one another, the second capacitance
Group is made of multiple capacitances parallel with one another, and bass filter circuit connects high pitch loudspeaker in LC, and LC hinders the connection of high pitch frequency circuit
Medium and low spectrum loudspeaker is separately connected Squawker and woofer.
A kind of embodiment of high response audio frequency dividers as two divided-frequency, the LC resistances high pitch frequency circuit are grounded
Second capacitance connection medium and low spectrum loudspeaker.
A kind of embodiment of high response audio frequency dividers as three frequency division, the LC resistance high pitch frequency circuits are through middle pitch electricity
Hold connection Squawker, the LC resistance high pitch frequency circuits connect woofer through hindering sound intermediate frequency filter circuit, in the resistance
Audio filter circuit is made of bass capacitance and third inductance parallel with one another, in resistance sound intermediate frequency filter circuit and woofer
Between be equipped with ground connection the second capacitance.
The present invention can also extend the high response audio frequency dividers of more than four, five etc. frequency dividings.
The present invention leads to high frequency resistance low frequency using traditional capacitance, inductance leads to the characteristic that low frequency hinders high frequency, in addition LC resonance is electric
The characteristic on road realizes more frequency dividings, high-quality, the high middle senior middle school's bass frequency dividing responded, concentrates existing Passive device
Advantage overcomes its disadvantage, and frequency dividing circuit is simple, and senior middle school's bass seamless connection after frequency dividing, tone color is pure, comprehensively, stereovision
Strongly（Separating degree is high）, high sensitivity, decaying is small, and transient response improves and therewith close to pass-through state.
Description of the drawings
Fig. 1 is the circuit diagram that two divided-frequency height responds audio frequency dividers；
Fig. 2 is the circuit diagram that three frequency division height responds audio frequency dividers.
In figure, bass filter circuit in 1-LC, 2-LC hinders high pitch frequency circuit, the first capacitances of 3-, the first capacitance groups of 4-, 5- the
One inductance, the second inductance of 6-, the second capacitance groups of 7-, the second capacitances of 8-, 9- high pitch loudspeakers, 10- medium and low spectrum loudspeakers, in 11-
Sound loud speaker, 12- woofers, 13- bass capacitances, 14- third inductance, 15- middle pitch capacitances, 16- hinder sound intermediate frequency filtered electrical
Road.
Specific implementation mode
With reference in conjunction with the embodiments, the present invention will be described in detail.
Embodiment 1：A kind of high response audio frequency dividers of two divided-frequency, by bass filter circuit 1, LC resistance high audio electricity in LC
Road 2, high pitch loudspeaker 9, medium and low spectrum loudspeaker 10 form, in LC between bass filter circuit 1 and LC resistance high pitchs frequency circuit 2
It is provided with the first capacitance 3, bass filter circuit 1 is made of the first inductance 5 and the first capacitance group 4 parallel with one another in LC, and first
Capacitance group 4 is composed in parallel by five capacitances, and LC hinders high pitch frequency circuit 2 by the second inductance 6 and the second capacitance group 7 parallel with one another
Composition, the second capacitance 7 are made of 5 capacitances parallel with one another, and bass filter circuit 1 connects high pitch loudspeaker 9 in LC, and LC resistances are high
Voicefrequency circuit 2 connects medium and low spectrum loudspeaker 10.
Embodiment 2：A kind of high response audio frequency dividers of three frequency division, by bass filter circuit 1, LC resistance high audio electricity in LC
Road 2, high pitch loudspeaker 9, Squawker 11 and woofer 12 form, and bass filter circuit 1 and LC hinder high pitch in LC
The first capacitance 3 is provided between frequency circuit 2, bass filter circuit 1 is by the first inductance 5 parallel with one another and the first capacitance in LC
4 composition of group, the first capacitance group 4 are composed in parallel by five capacitances, and LC hinders high pitch frequency circuit 2 by 6 He of the second inductance parallel with one another
Second capacitance group 7 forms, and the second capacitance group 7 is made of 5 capacitances parallel with one another.Bass filter circuit 1 connects high pitch in LC
Loud speaker 9, LC hinder high pitch frequency circuit 2 and connect Squawker 11 through middle pitch capacitance 15, and LC hinders high pitch frequency circuit 2 through hindering middle pitch
Frequency filter circuit 16 connects woofer 12, and resistance sound intermediate frequency filter circuit 16 is by bass capacitance 13 parallel with one another and third electricity
14 composition of sense, is equipped with the second capacitance 8 of ground connection between resistance sound intermediate frequency filter circuit 16 and woofer 12.
Claims (3)
1. a kind of high response audio frequency dividers, including bass filter circuit in LC（1）High pitch frequency circuit is hindered with LC（2）, feature
It is, the bass filter circuit in LC（1）High pitch frequency circuit is hindered with LC（2）Between be provided with the first capacitance（3）, in the LC
Bass filter circuit（1）By the first inductance parallel with one another（5）With the first capacitance group（4）Composition, the first capacitance group（4）By multiple
Capacitance composes in parallel, and the LC hinders high pitch frequency circuit（2）By the second inductance parallel with one another（6）With the second capacitance group（7）Composition,
Second capacitance group（7）It is made of multiple capacitances parallel with one another, bass filter circuit in LC（1）Connect high pitch loudspeaker（9）, LC
Hinder high pitch frequency circuit（2）Connect medium and low spectrum loudspeaker（10）Or it is separately connected Squawker（11）And woofer（12）.
2. high response audio frequency dividers according to claim 1, which is characterized in that the LC hinders high pitch frequency circuit（1）Through
Second capacitance of ground connection（8）Connect medium and low spectrum loudspeaker（10）.
3. high response audio frequency dividers according to claim 1, which is characterized in that the LC hinders high pitch frequency circuit（2）Through
Middle pitch capacitance（15）Connect Squawker（11）, the LC resistances high pitch frequency circuit（2）Through hindering sound intermediate frequency filter circuit（16）Even
Connect woofer（12）, the resistance sound intermediate frequency filter circuit（16）By bass capacitance parallel with one another（13）With third inductance
（14）Composition, in resistance sound intermediate frequency filter circuit（16）And woofer（12）Between be equipped with ground connection the second capacitance（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810345180.5A CN108429982A (en) | 2018-04-18 | 2018-04-18 | A kind of high response audio frequency dividers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810345180.5A CN108429982A (en) | 2018-04-18 | 2018-04-18 | A kind of high response audio frequency dividers |
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| Publication Number | Publication Date |
|---|---|
| CN108429982A true CN108429982A (en) | 2018-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810345180.5A Pending CN108429982A (en) | 2018-04-18 | 2018-04-18 | A kind of high response audio frequency dividers |
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| Country | Link |
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| CN (1) | CN108429982A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109379675A (en) * | 2018-11-20 | 2019-02-22 | 石河子市天艺星光演出设备租赁有限公司 | A kind of loudspeaker enclosure divider |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2607640Y (en) * | 2001-04-30 | 2004-03-24 | 谢国辉 | Audio signal clear device |
| CN2664333Y (en) * | 2003-11-10 | 2004-12-15 | 贺东 | Loudspeaker audio-frequency output two-order three-frequency dividing coupling circuit |
| CN2702567Y (en) * | 2004-03-03 | 2005-05-25 | 王叙平 | A sound box frequency divider with three frequency-division |
| CN200980063Y (en) * | 2006-12-18 | 2007-11-21 | 哈尔滨工业大学固泰电子有限责任公司 | A capacitor used by vehicles |
| CN101330771A (en) * | 2008-07-17 | 2008-12-24 | 叶建峰 | Series frequency-reducing type frequency divider |
| CN104780485A (en) * | 2015-03-23 | 2015-07-15 | 张廷亮 | Frequency divider of loudspeaker box |
| CN204887387U (en) * | 2015-06-29 | 2015-12-16 | 珠海惠威科技有限公司 | Audio amplifier frequency divider |
| CN208015977U (en) * | 2018-04-18 | 2018-10-26 | 郑治龙 | A kind of high response audio frequency dividers |
-
2018
- 2018-04-18 CN CN201810345180.5A patent/CN108429982A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2607640Y (en) * | 2001-04-30 | 2004-03-24 | 谢国辉 | Audio signal clear device |
| CN2664333Y (en) * | 2003-11-10 | 2004-12-15 | 贺东 | Loudspeaker audio-frequency output two-order three-frequency dividing coupling circuit |
| CN2702567Y (en) * | 2004-03-03 | 2005-05-25 | 王叙平 | A sound box frequency divider with three frequency-division |
| CN200980063Y (en) * | 2006-12-18 | 2007-11-21 | 哈尔滨工业大学固泰电子有限责任公司 | A capacitor used by vehicles |
| CN101330771A (en) * | 2008-07-17 | 2008-12-24 | 叶建峰 | Series frequency-reducing type frequency divider |
| CN104780485A (en) * | 2015-03-23 | 2015-07-15 | 张廷亮 | Frequency divider of loudspeaker box |
| CN204887387U (en) * | 2015-06-29 | 2015-12-16 | 珠海惠威科技有限公司 | Audio amplifier frequency divider |
| CN208015977U (en) * | 2018-04-18 | 2018-10-26 | 郑治龙 | A kind of high response audio frequency dividers |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109379675A (en) * | 2018-11-20 | 2019-02-22 | 石河子市天艺星光演出设备租赁有限公司 | A kind of loudspeaker enclosure divider |
| CN109379675B (en) * | 2018-11-20 | 2024-02-27 | 石河子市天艺星光演出设备租赁有限公司 | Sound box frequency divider |
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Application publication date: 20180821 |