CN205454049U - Multi -functional audio frequency media stereo set - Google Patents
Multi -functional audio frequency media stereo set Download PDFInfo
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- CN205454049U CN205454049U CN201520808927.8U CN201520808927U CN205454049U CN 205454049 U CN205454049 U CN 205454049U CN 201520808927 U CN201520808927 U CN 201520808927U CN 205454049 U CN205454049 U CN 205454049U
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Abstract
The utility model provides a multi -functional audio frequency media stereo set which includes: disc rotational speed control circuit, first motor, the disc, the pickup, the audio input switching circuit, power amplifier circuit, the speaker, first CD carousel, first CD servo circuit, a servo circuit, first motor, first laser head, CD read write control ware, first processor, a digital analog conversion circuit, the control treater, the control treater is used for controlling the work of this stereo set, the pickup reads the disc that is located on the disc, the pickup still is connected with the first input end electricity of audio input switching circuit, the output and the power amplifier circuit electricity of audio input switching circuit are connected, first laser head is connected with first CD servo circuit, CD read write control ware difference electricity respectively, and CD read write control ware still is connected with the first processor electricity, and first processor still is connected with the input electricity of a digital analog conversion circuit, and an analog to digital conversion circuit's input is connected with the second output of audio input end switching circuit electricity, and the output is connected with first processor is electric, be provided with switch circuit between each input of audio input switching circuit and the output respectively.
Description
Technical field
This utility model relates to multimedia technology, particularly to a kind of Multifunctional audio medium sound equipment.
Background technology
The volume of the outer sound equipment put of band is relatively big at present, mobile difficulty, it is impossible to support user's diversified multimedia application demand.
Utility model content
One of purpose of this utility model embodiment is to provide a kind of Multifunctional audio medium sound equipment, what this sound equipment had both supported various audio input source individually carries out audio frequency broadcasting, that also can support each audio input source individually carries out audio recording, the digital recording of each audio input source, the maximized application demand meeting user can also be carried out while carrying out audio frequency broadcasting.
A kind of Multifunctional audio medium sound equipment that this utility model embodiment provides, including:
Disc record rotating-speed control circuit, the first motor, disc record, pickup, audio frequency inputting switching circuit, power amplifier, speaker, the first CD rotating disk, the first optical disc servo circuit, the first servo circuit, the first motor, the first laser head, CD read and write controller, first processor, the first D/A converting circuit, the first analog to digital conversion circuit, control processor
Described control processor electrically connects with described first D/A converting circuit, audio frequency inputting switching circuit, power amplifier respectively；
Described disc record rotating-speed control circuit electrically connects with described first motor, the machine shaft of described first motor is connected with the central rotating shaft of described disc record, described pickup can rotate to the top of described disc record, it is positioned at the disc on described disc record for reading, described pickup also first input end with described audio frequency inputting switching circuit electrically connects, and the outfan of described audio frequency inputting switching circuit electrically connects with described power amplifier；
Described first optical disc servo circuit electrically connects with described first motor, described first laser head respectively with described first optical disc servo circuit, CD read and write controller is electrically connected, described CD read and write controller also electrically connects with described first processor, described first processor also input with described first D/A converting circuit electrically connects, the outfan of described first D/A converting circuit electrically connects with the second input of described audio input end switching circuit, the input of described first analog to digital conversion circuit electrically connects with the second outfan of described audio input end switching circuit, outfan electrically connects with described first processor, it is respectively arranged with on-off circuit between each input and the outfan of described audio frequency inputting switching circuit.
Alternatively, also include: computer bus interface, computer bus translation interface,
Described computer bus translation interface is connected between the computer bus translation interface between described computer bus interface and first processor, and described computer bus interface also electrically connects with described CD read and write controller.
Alternatively, also include: frequency-modulated antenna, demodulator circuit,
The first input end of described demodulator circuit electrically connects with described frequency-modulated antenna, and the outfan of described demodulator circuit electrically connects with the four-input terminal of described audio frequency inputting switching circuit, and described demodulator circuit also electrically connects with described control processor.
Alternatively, also including amplitude-modulation antenna, described amplitude-modulation antenna also electrically connects with the second input of demodulator circuit.
Alternatively, described FM circuit is phaselocked loop FM circuit.
Alternatively, also including that the first analog to digital conversion circuit, input electrically connect with the outfan of described audio frequency inputting switching circuit, outfan electrically connects with described first processor.
Alternatively, also including that the second analog to digital conversion circuit, input electrically connect with the outfan of described audio frequency inputting switching circuit, outfan electrically connects with described second processor.
Alternatively, also include that internal memory, described internal memory electrically connect with described first processor.
Alternatively, also include: cassette tape rotating-speed control circuit, the second motor, card trough of belt box and magnetic head,
Described cassette tape rotating-speed control circuit electrically connects with described second motor, the machine shaft of described second motor is connected with the rotary shaft of the cassette tape rotating mechanism in described card trough of belt box, described magnetic head is arranged in described card trough of belt box, described magnetic head also electrically connects with the 5th input of described audio frequency inputting switching circuit, and the outfan of described audio frequency inputting switching circuit also electrically connects with described power amplifier.
Alternatively, also include that display screen, described display screen electrically connect with described control processor.
Alternatively, described display is arranged on the front panel of described Multifunctional audio medium sound equipment.
Alternatively, the front panel of described Multifunctional audio medium sound equipment is additionally provided with control button, volume adjustment knob and fm dial.
Alternatively, also include: infrared remote receiver, electrically connect with described control processor.
Alternatively, audio input interface, described audio input interface electrically connects with the 6th input of described audio frequency inputting switching circuit.
Alternatively, also including: microphone interface, described microphone interface electrically connects with the 7th input of described audio frequency inputting switching circuit.
Therefore, what the present embodiment sound equipment had both supported various audio input source individually carries out audio frequency broadcasting, also supports the independent recording of audio input source, also supports to carry out audio sync recording, the maximized application demand meeting user while carrying out audio frequency broadcasting.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes the part of the application, is not intended that improper restriction of the present utility model.
The circuit theory schematic diagram of the Multifunctional audio medium sound equipment that Fig. 1 provides for this utility model embodiment 1；
The contour structures schematic diagram of the Multifunctional audio medium sound equipment that Fig. 2 provides for this utility model embodiment 1.
Reference:
001: control processor；002: audio frequency inputting switching circuit；003: power amplifier；
004: speaker；005: the second processor；
101: disc record rotating-speed control circuit；102: the first motors；103: disc record；
104: pickup；
201: the first CD rotating disks；202: the first optical disc servo circuit；203: the second motors；
204: the first laser heads；205: CD read and write controller；206: first processor；
207: the first D/A converting circuits；
301: the first analog to digital conversion circuits；401:USB interface；402: the second D/A converting circuits；
501: safe digital card interface；601: frequency-modulated antenna；602: demodulator circuit；
701: amplitude-modulation antenna；801: computer bus interface；802: computer bus translation interface；
901: cassette tape rotating-speed control circuit；902: the three motors；903: card trough of belt box；
904: magnetic head；901: cassette tape rotating-speed control circuit；902: the three motors；
110: the second CD rotating disks；111: the second optical disc servo circuit；112: the three motors；
113: the second laser heads；121: internal memory；131: audio input interface；
141: microphone interface；151: infrared remote receiver；161: display screen；
Detailed description of the invention
Describing this utility model in detail below in conjunction with accompanying drawing and specific embodiment, at this, illustrative examples of the present utility model and explanation are used for explaining this utility model, but are not intended as restriction of the present utility model.
Seeing Fig. 1, shown in 2, present embodiments provide a kind of Multifunctional audio medium sound equipment, this sound equipment had both been supported that eurypalynous audio frequency was play, had also been supported the recording of various audio frequency.
This sound equipment mainly includes disc record 103, rotating-speed control circuit the 101, first motor 102, disc record 103, disc record 103, pickup 104, audio frequency inputting switching circuit 002, power amplifier 003, speaker the 004, first CD rotating disk the 201, first optical disc servo circuit the 202, second motor the 203, first laser head 204, CD read and write controller 205, first processor the 206, first D/A converting circuit the 207, first analog to digital conversion circuit 301, controls processor 001.
Wherein, control the processor 001 center processor as the circuit of this sound equipment, control the work of whole sound equipment, control processor 001 and electrically connect with first processor 206, audio frequency inputting switching circuit 002 respectively, control their work.
The present embodiment sound equipment at least includes two-way audio input circuit, road audio power playing circuit and an audio recording circuit.Wherein one of audio input circuit is disc audio input source circuit, the two of audio input circuit are: a CD audio input source circuit, the audio frequency inputting switching circuit 002 of the present embodiment includes multiple input, and multiple outfan, each road audio input circuit electrically connects with each input of audio frequency inputting switching circuit 002 respectively, and audio power playing circuit, audio recording circuit are separately positioned on each outfan of audio frequency inputting switching circuit 002.
It is connected to on-off circuit between each input and each outfan of audio frequency inputting switching circuit 002, audio frequency inputting switching circuit 002 is connected with controlling processor 001, control processor 001 and control conducting or the shutoff of each input of audio frequency inputting switching circuit 002 and the connection of each outfan according to the manipulation of user, user controls each input of audio frequency inputting switching circuit 002 and the connection of each outfan and determines that current which audio input source select to broadcast or record be, further operation principle specified further on introduction.
Wherein, disc audio input source circuit includes disc record rotating-speed control circuit the 101, first motor 203, disc record 103 and pickup 104, wherein disc record rotating-speed control circuit 101 electrically connects with the first motor 203, the machine shaft of the first motor 203 is connected with the central rotating shaft of disc record 103, this rotary shaft is positioned at the center of disc record 103 and perpendicular with the plane of disc record 103, when the rotating shaft of motor rotates, the rotating shaft of motor drives disc record 103 to rotate along rotary shaft in horizontal plane.Pickup 104 can be located at the top of disc record 103 and reads on the disc on disc record 103, pickup 104 also electrically connects with the first input end 021 of audio frequency inputting switching circuit 002, first outfan of audio frequency inputting switching circuit 002 electrically connects with power amplifier 003, as the signal of the present embodiment, disc record 103 is arranged on the end face of this sound equipment.
During application, disc record 103 is placed the disc (such as vinyl record) needing to play, the probe of vibration device for converting electric energy is threaded on disc by pickup 104, make pickup 104 and record contacts, disc facing surface is provided with audio track, in disc record 103 rotary course, pickup 104 streaks the audio track on disc, produce faint vibration, the audio frequency that this vibrational energy is identified with this orbital position is corresponding, this vibrational energy is converted to the signal of telecommunication (i.e. audio analog signals) by vibration device for converting electric energy, pickup 104 is by the first input end 021 of this audio analog signals input to audio frequency inputting switching circuit 002, when being path between first input end 021 and the outfan of audio frequency inputting switching circuit 002, the audio analog signals of disc enters audio power playing circuit.
The audio power playing circuit of the present embodiment specifically includes that power amplifier 003 and speaker 004, after power amplifier 003 carries out power amplifier process to the audio analog signals of input, output is to power amplifier 003, power amplifier 003 is under the control controlling processor 001, after signal is carried out power amplification, play at speaker 004, it is achieved that the power amplifier of audio frequency is play.
The oneth CD audio input source circuit of the present embodiment includes: first CD rotating disk the 201, first optical disc servo circuit the 202, first motor the 203, first laser head 204, CD read and write controller the 205, first D/A converting circuit 207 and first processor 206.Wherein the first optical disc servo circuit 202 electrically connects with the first motor 203, and the first laser head 204 is electrically connected with the first optical disc servo circuit 202, CD read and write controller 205 respectively, and CD read and write controller 205 electrically connects with first processor 206.Operation principle is, first optical disc servo circuit 202 detects the first CD rotating disk 201, triggering signal is started to CD read and write controller 205 output when first CD rotating disk 201 works detecting, CD read and write controller 205 controls the first laser head 204 under the control of first processor 206 after receiving startup triggering signal and works, and CD is read out or erasable operation by the first laser head 204.When reading, first laser head 204 is transferred to CD read and write controller 205 by reading the voiceband data signal obtained, voiceband data signal is transferred to the first D/A converting circuit 207 after CD read and write controller the 205, second processor 005 and obtains audio analog signals, export the second input 022 to audio frequency inputting switching circuit 002, when being path between the second input 022 and the outfan of audio frequency inputting switching circuit 002, the audio analog signals of disc enters audio power playing circuit.
The present embodiment sound equipment at least includes that a road audio recording circuit includes: the first analog to digital conversion circuit 301, the input of the first analog to digital conversion circuit 301 electrically connects with the second outfan of audio frequency inputting switching circuit 002, and the outfan of the first analog to digital conversion circuit 301 electrically connects with first processor 206.
When needs are recorded, control audio frequency inputting switching circuit 002, the audio signal source making desirable recording is conducting state to the circuit between audio recording circuit (the second outfan of such as audio frequency inputting switching circuit 002), the audio signal source of desirable recording exports from audio frequency inputting switching circuit 002, enter the first analog to digital conversion circuit 301 to carry out analog digital conversion and obtain audio digital signals, the audio digital signals obtained is transferred to Read Controller by first processor 206, CD read and write controller 205 controls the first laser head 204, audio digital signals imprinting is write the CD in the first CD rotating disk 201 by laser head, realize digital audio imprinting.
During application, assume that active user is currently needed for playing a record, then user operation is arranged on the button of sound equipment front panel, selecting current broadcasting audio-source is that disc is play, then the circuit between first input end 021 and first outfan of audio frequency inputting switching circuit 002 is path, and the audio signal exported from the first input end 021 of audio frequency inputting switching circuit 002 is play on speaker 004 by power amplifier 003.
If user is currently needed for recording current disc, then user operation is arranged on the button of sound equipment front panel, the audio-source selecting current recording is disc, then the circuit between first input end 021 and second outfan of audio frequency inputting switching circuit 002 is path, enter the first analog to digital conversion circuit from the audio signal of the second input 022 output of audio frequency inputting switching circuit 002 and enter audio recording circuit, thus disc is recorded, obtain CD.
Therefore, what the present embodiment sound equipment had both supported various audio input source individually carries out audio frequency broadcasting, also supports the independent recording of audio input source, also supports to carry out audio sync recording, the maximized application demand meeting user while carrying out audio frequency broadcasting.
Signal as the present embodiment, the present embodiment sound equipment is further provided with USB interface the 401, second processor the 005, second D/A converting circuit 402, wherein, second processor 005 electrically connects with the input controlling processor 001, USB interface 401 and the second D/A converting circuit 402 respectively, and the outfan of the second D/A converting circuit 402 electrically connects with the 3rd input 023 of audio frequency inputting switching circuit 002.
When application, storage is had the USB storage of audio file to be inserted in USB interface 401 by user, second processor 005 reads the digital audio file in USB storage, it is provided with decoder in the second processor 005, decoder carries out decompressing decoding and obtains digital audio and video signals the digital audio file read, and it being passed to the second D/A converting circuit 402, the second D/A converting circuit 402 exports the 3rd input 023 to audio frequency inputting switching circuit 002 after it is carried out digital-to-analogue conversion.
During application, assume that active user is currently needed for playing USB storage, then user operation is arranged on the button of sound equipment front panel, selecting current broadcasting audio-source is USB storage, then the circuit between the 3rd input 023 and first outfan of audio frequency inputting switching circuit 002 is path, the audio analog signals entered from the 3rd input 023 of audio frequency inputting switching circuit 002 exports to power amplifier 003, speaker 004 is play, visible, this sound equipment can also support that external USB flash disk is play in addition to supporting disc and CD and playing, and has further facilitated the application of user.
Signal as the present embodiment, user is when carrying out audio recording, the audio frequency of recording can also be needed in the 3rd outfan output of audio frequency inputting switching circuit 002, it is passed to after the second analog to digital conversion circuit carries out analog digital conversion input to the second processor 005, it is provided with encoder in second processor 005, after the encoder of the second processor 005 is compressed coding, second processor 005 is stored to external USB storage or safe digital card, or it is transferred on the outer computer that connected by USB, outer computer is carried out synchronize to play or storage, or other audio recordings etc. operate.
As the signal of the present embodiment, on the present embodiment sound equipment, also one benefit is provided with safe digital card interface 501, and this safe digital card interface 501 electrically connects with the second processor 005, and its application principle is essentially identical with USB interface 401.The audio frequency of safe digital card is play to make the present embodiment sound equipment support the most further.
Illustrate as the present embodiment, the present embodiment sound equipment also includes: frequency-modulated antenna 601 (FM antenna), demodulator circuit 602 (can be, but not limited to as pll demodulation circuit 602), the control end of demodulator circuit 602 electrically connects with controlling processor 001, the first input end 021 of demodulator circuit 602 electrically connects with frequency-modulated antenna 601, and the outfan of demodulator circuit 602 electrically connects with the four-input terminal 024 of audio frequency inputting switching circuit 002.The radio broadcasting signal that frequency-modulated antenna 601 receives obtains audio analog signals after being demodulated circuit 602, outputs this to the four-input terminal 024 of audio frequency inputting switching circuit 002, i.e. broadcasts as the 4th sound intermediate frequency input source of this sound equipment.
As the signal of the present embodiment, this enforcement sound equipment may further comprise: that amplitude-modulation antenna 701 (AM antenna), amplitude-modulation antenna 701 electrically connect with the second input 022 of demodulator circuit 602.The operation principle of broadcast modulation and broadcasting is similar with FM antenna, does not repeats at this.User can select FM broadcast or AM broadcast at any one time.
Signal as the present embodiment, the present embodiment sound equipment may further comprise: computer bus interface 801, computer bus translation interface 802, wherein, computer bus translation interface 802 is connected between the computer bus translation interface 802 between computer bus interface 801 and first processor 206, and computer bus interface 801 also electrically connects with CD read and write controller 205.After so connecting hard disk on computer bus interface 801, if the user desired that during audio file on broadcasting hard disk, first processor 206 reads the audio file on hard disk, it is passed to after the first D/A converting circuit 207 carries out digital-to-analogue conversion, export the second input source to audio frequency inputting switching circuit 002, in the first outfan output of audio frequency inputting switching circuit 002, play at speaker 004 after power amplifier 003.
When user needs certain audio recording on hard disk, currently selected audio frequency is from the second outfan output of audio frequency inputting switching circuit 002, through the first analog to digital conversion circuit 301, the encoder being then passed through in first processor 206 is compressed coding, is stored to being connected on the hard disk at computer bus interface 801 by computer bus translation interface 802.
As the signal of the present embodiment, the first processor 206 of the present embodiment can also connect internal memory 121 further, this internal memory 121 can be as the first data buffer storage application processed.Audio file can also be prestored to internal memory 121 by user, to carry out power amplifier broadcasting, it is also possible to the audio recording of recording stored to internal memory 121.
Signal as the present embodiment, this enforcement sound equipment support card band also further is play, i.e. farther include a road audio input source circuit: cassette tape audio input circuit, its cassette tape audio input circuit includes: cassette tape rotating-speed control circuit 901, 3rd motor 902, card trough of belt box 903 and magnetic head 904, cassette tape rotating-speed control circuit 901 electrically connects with the 3rd motor 902, the machine shaft of the 3rd motor 902 is connected with the rotary shaft of the cassette tape rotating mechanism in card trough of belt box 903, magnetic head 904 is arranged in card trough of belt box 903, magnetic head 904 electrically connects with the 5th input of audio frequency inputting switching circuit 002.
When application, the cassette tape being provided with tape can be inserted in card trough of belt box 903, start the switch of card trough of belt box 903, 3rd motor 902 rotates, the rotary shaft driving the cassette tape rotating mechanism in card trough of belt box 903 rotates, thus the tape reel in driving cassette tape rotates, tape slides, magnetic head 904 in card trough of belt box 903 reads magnetic information, it is converted into the signal of telecommunication (i.e. audio analog signals), audio analog signals is transferred to the 5th input of audio frequency inputting switching circuit 002, when being path between the 5th input and first outfan of audio frequency inputting switching circuit 002 of audio frequency inputting switching circuit 002, audio signal on cassette tape exports to power amplifier 003, speaker 004 is play.
Signal as the present embodiment, user can also carry out digital recording to cassette tape, it is converted into digital audio file, when making to be path between the 5th input and second outfan of audio frequency inputting switching circuit 002 of audio frequency inputting switching circuit 002, the audio analog signals of the second outfan output of audio frequency inputting switching circuit 002 enters the first analog to digital conversion circuit 301, carry out digital-to-analogue conversion, can be by its imprinting to CD, hard disk can also be stored in, or store to internal memory 121, or store to external USB storage, or store to external safe digital card, realize the recording of digital audio file.
Signal as the present embodiment, the present embodiment sound equipment still further comprises the 2nd CD audio input source circuit, it specifically includes: second CD rotating disk the 110, second optical disc servo circuit the 111, the 3rd motor the 112, second laser head 113, second optical disc servo circuit 111 electrically connects with the 3rd motor 112, and the second laser head 113 is electrically connected with second optical disc servo circuit the 111, second processor 005 respectively.The audio frequency playing principles of this 2nd CD audio input source circuit is, the digital signal that second laser head 113 reads is transferred to the second processor 005, the second processor 005 be passed to export the 3rd input 023 to audio frequency inputting switching circuit 002 after the second D/A converting circuit 402 carries out digital-to-analogue conversion.User is when application, audio file on current second CD rotating disk 110 can be carried out CD burning in the first CD rotating disk 201, or its digital recording storage is hard disk or internal memory 121 or, on external USB storage or safe digital card, it is achieved the recording to the CD in the second CD rotating disk 110.
Signal is implemented to obtain as this, the present embodiment sound equipment still further comprises infrared remote receiver 151, it electrically connects with controlling processor 001, wherein infrared remote receiver 151 is for receiving user's control instruction that external remote is launched, and transmit to controlling processor 001, controlling processor 001 and realize the control to this sound equipment according to user's control instruction, this sound equipment can support function of infrared remote control, user-friendly.
As the signal of the present embodiment, this sound equipment still further comprises microphone interface 141, and microphone interface 141 is electrically connected with power amplifier 003 by audio frequency inputting switching circuit 002.So, user can also access external microphone, using the sound equipment of the present embodiment as microphone use, greatly facilitates the use of user.
Signal as the present embodiment, the present embodiment sound equipment is further provided with display screen 161, this display screen 161 is embedded at the front panel of loudspeaker casing, for the broadcast state of displaying sound and audio frequency broadcast information etc., greatly facilitates manipulation and the use of people.
Signal as the present embodiment, be additionally provided with button (mechanical key or touch screen button) at the front panel of the sound equipment of the present embodiment, the back side of button is electrically connected with key circuit, key circuit electrically connects with controlling processor 001, user can control each button and realize the control to sound equipment, improves the convenience of man-machine interaction.
Wherein button includes: audio input source select key: disc " PHONO ", cassette tape " TAPE ", audio input interface " AUX ", frequency-modulated antenna " FM ", amplitude-modulation antenna " AM ", safe digital card " SD ", USB interface " USB ", the first CD " CD1 ", the second CD " CD2 ", and volume adjustment knob, fm dial, disc reading button, erasable button, fast forwarding or rewinding button etc., the layout of button may refer to shown in Fig. 2, but is not limited only to this.
As the signal of the present embodiment, this sound equipment still further comprises audio input interface 131, and audio input interface 131 electrically connects with the 6th input of audio frequency inputting switching circuit.So, user can also be by accessing external source of audio signals or other audio frequency apparatuses, and on this sound equipment, the audio signal of audio signal source to external world carries out audio frequency broadcasting, greatly facilitates the use of user.
Embodiment of above, is not intended that the restriction to this technical scheme protection domain.Amendment, equivalent and the improvement etc. made within any spirit at above-mentioned embodiment and principle, within should be included in the protection domain of this technical scheme.
Claims (15)
1. a Multifunctional audio medium sound equipment, is characterized in that, including:
Disc record rotating-speed control circuit, the first motor, disc record, pickup, audio frequency inputting switching circuit, power amplifier, speaker, the first CD rotating disk, the first optical disc servo circuit, the first servo circuit, the first motor, the first laser head, CD read and write controller, first processor, the first D/A converting circuit, the first analog to digital conversion circuit, control processor
Described control processor electrically connects with described first D/A converting circuit, audio frequency inputting switching circuit, power amplifier respectively；
Described disc record rotating-speed control circuit electrically connects with described first motor, the machine shaft of described first motor is connected with the central rotating shaft of described disc record, described pickup can rotate to the top of described disc record, it is positioned at the disc on described disc record for reading, described pickup also first input end with described audio frequency inputting switching circuit electrically connects, and the outfan of described audio frequency inputting switching circuit electrically connects with described power amplifier；
Described first optical disc servo circuit electrically connects with described first motor, described first laser head respectively with described first optical disc servo circuit, CD read and write controller is electrically connected, described CD read and write controller 205 also electrically connects with described first processor, described first processor also input with described first D/A converting circuit electrically connects, the outfan of described first D/A converting circuit electrically connects with the second input of described audio input end switching circuit, the input of described first analog to digital conversion circuit electrically connects with the second outfan of described audio input end switching circuit, outfan electrically connects with described first processor, it is respectively arranged with on-off circuit between each input and the outfan of described audio frequency inputting switching circuit.
A kind of Multifunctional audio medium sound equipment the most according to claim 1, is characterized in that,
Also include: computer bus interface, computer bus translation interface,
Described computer bus translation interface is connected between the computer bus translation interface between described computer bus interface and first processor, and described computer bus interface also electrically connects with described CD read and write controller.
A kind of Multifunctional audio medium sound equipment the most according to claim 1, is characterized in that,
Also include: frequency-modulated antenna, demodulator circuit,
The first input end of described demodulator circuit electrically connects with described frequency-modulated antenna, and the outfan of described demodulator circuit electrically connects with the four-input terminal of described audio frequency inputting switching circuit, and described demodulator circuit also electrically connects with described control processor.
A kind of Multifunctional audio medium sound equipment the most according to claim 3, is characterized in that,
Also including amplitude-modulation antenna, described amplitude-modulation antenna also electrically connects with the second input of demodulator circuit.
A kind of Multifunctional audio medium sound equipment the most according to claim 3, is characterized in that,
Described FM circuit is phaselocked loop FM circuit.
A kind of Multifunctional audio medium sound equipment the most according to claim 1, is characterized in that,
Also including that the first analog to digital conversion circuit, input electrically connect with the outfan of described audio frequency inputting switching circuit, outfan electrically connects with described first processor.
A kind of Multifunctional audio medium sound equipment the most according to claim 2, is characterized in that,
Also including that the second analog to digital conversion circuit, input electrically connect with the outfan of described audio frequency inputting switching circuit, outfan electrically connects with described second processor.
A kind of Multifunctional audio medium sound equipment the most according to claim 1, is characterized in that,
Also include that internal memory, described internal memory electrically connect with described first processor.
A kind of Multifunctional audio medium sound equipment the most according to claim 1, is characterized in that,
Also include: cassette tape rotating-speed control circuit, the second motor, card trough of belt box and magnetic head,
Described cassette tape rotating-speed control circuit electrically connects with described second motor, the machine shaft of described second motor is connected with the rotary shaft of the cassette tape rotating mechanism in described card trough of belt box, described magnetic head is arranged in described card trough of belt box, described magnetic head also electrically connects with the 5th input of described audio frequency inputting switching circuit, and the outfan of described audio frequency inputting switching circuit also electrically connects with described power amplifier.
A kind of Multifunctional audio medium sound equipment the most according to claim 1, is characterized in that,
Also include that display screen, described display screen electrically connect with described control processor.
11. a kind of Multifunctional audio medium sound equipments according to claim 10, is characterized in that,
Described display is arranged on the front panel of described Multifunctional audio medium sound equipment.
12., according to arbitrary described a kind of Multifunctional audio medium sound equipment of claim 1 to 11, is characterized in that,
The front panel of described Multifunctional audio medium sound equipment is additionally provided with control button, volume adjustment knob and fm dial.
13., according to arbitrary described a kind of Multifunctional audio medium sound equipment of claim 1 to 11, is characterized in that,
Also include: infrared remote receiver, electrically connect with described control processor.
14., according to arbitrary described a kind of Multifunctional audio medium sound equipment of claim 1 to 11, is characterized in that,
Audio input interface, described audio input interface electrically connects with the 6th input of described audio frequency inputting switching circuit.
15., according to arbitrary described a kind of Multifunctional audio medium sound equipment of claim 1 to 11, is characterized in that,
Microphone interface, described microphone interface electrically connects with the 7th input of described audio frequency inputting switching circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520808927.8U CN205454049U (en) | 2015-10-18 | 2015-10-18 | Multi -functional audio frequency media stereo set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520808927.8U CN205454049U (en) | 2015-10-18 | 2015-10-18 | Multi -functional audio frequency media stereo set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205454049U true CN205454049U (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520808927.8U Active CN205454049U (en) | 2015-10-18 | 2015-10-18 | Multi -functional audio frequency media stereo set |
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| Country | Link |
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| CN (1) | CN205454049U (en) |
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2015
- 2015-10-18 CN CN201520808927.8U patent/CN205454049U/en active Active
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