CN109584692A - A kind of novel high-frequency electronic line experimental box and its operating method - Google Patents
A kind of novel high-frequency electronic line experimental box and its operating method Download PDFInfo
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- CN109584692A CN109584692A CN201910058490.3A CN201910058490A CN109584692A CN 109584692 A CN109584692 A CN 109584692A CN 201910058490 A CN201910058490 A CN 201910058490A CN 109584692 A CN109584692 A CN 109584692A
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- 238000011017 operating method Methods 0.000 title claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 43
- 238000002474 experimental method Methods 0.000 claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 claims abstract description 13
- 238000004891 communication Methods 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 5
- 230000005611 electricity Effects 0.000 claims description 7
- 238000005070 sampling Methods 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 6
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- 230000006870 function Effects 0.000 description 4
- 230000009466 transformation Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/183—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/187—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for measuring instruments
Abstract
The present invention provides a kind of novel high-frequency electronic line experimental boxes, the one side wall of its cabinet sandwich type element is equipped with usb data communication interface, power supply interface and power supply indicator, signal source interface, oscillograph interface and multimeter interface are successively arranged on another symmetrical side wall, the opening face of the shell is equipped with inverted integrated circuit board；The upper surface of the integrated circuit board is equipped with row's female seat interface, nut and row's needle, lower surface and is equipped with MCU controller, A/D conversion module and D/A converter.The present invention also provides a kind of operating methods of novel high-frequency electronic line experimental box.The present invention integrates oscillograph, signal source, regulated power supply, programmable digital IO, numeral input/output and multimeter interface, it can combine with matched high-frequency circuit experimental plate and carry out a variety of Experiments of Electrical Circuits, it realizes and carries out various tests in high-frequency circuit experimental plate, be especially suitable for the teaching aid in the electric circuitry experimental class journey of colleges and universities instructed or learn as auxiliary academics and students.
Description
Technical field
The present invention relates to Teaching Experiment Box technical fields, and in particular, to a kind of novel high-frequency electronic line experimental box and
Its operating method.
Background technique
Electronic circuit course is the stronger specialized core course of theory and practice of electrician, Electronics Specialties, electronics
Route experimental courses are its important teaching means and approach.Currently, general electronic line experimental box basic structure is using aluminium
Cabinet is made in profile or ABS plastic, is furnished with simple D.C. regulated power supply, simple function signal generator in cabinet, adopts in cabinet
The element circuit test block made of copper clad plate, each experimental considerations unit is furnished with suitable test jack in test block.But this reality
There are many defects in actual use in tryoff.And basic improvement is not obtained for a long time, the simulation that each producer provides is real
Tryoff structure is essentially identical, it is difficult to meet higher-quality teaching demand now.Itself main problem is that: (1) existing simulation
Electronic line experimental box cabinet is too big, occupies too many lab space, while being also not easy to carry；(2) outside experimental box
Few with interface, generally only oscillograph and digital multimeter, the test function being able to achieve are relatively simple, it is difficult to complete more electricity
Road test experiments, and if matching more test interfaces outside experimental box, cause experiment box body larger, space occupied.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide novel high-frequency electronic line experimental box and its operations
Method, not only shell is equipped with common oscillograph, signal source and multimeter interface to the present invention outside the enclosure, but also in integrated electricity
It is additionally provided with oscillograph, signal source, regulated power supply, programmable digital IO, numeral input/output on the plate of road and multimeter is spare connects
Mouthful, it is multiple functional, it can combine with matched high-frequency circuit experimental plate and carry out a variety of Experiments of Electrical Circuits, have a wide range of application, especially
It is suitble in the electric circuitry experimental class journey of colleges and universities as assisting academics and students' teaching aid for instructing or learning, and spare connects
Mouth is using row's female seat interface form design, as long as being drawn when use using Du Pont's line, integrated level is high, takes up space small,
So that experimental box entirety specification is smaller, and it is light, it is easy to carry.
According to an aspect of the present invention, a kind of novel high-frequency electronic line experimental box is provided, including one side for opening and
It is rectangle the shell (1) of body structure, the shell one side wall is equipped with usb data communication interface (12), power supply interface
(13) and power supply indicator (14), be successively arranged on another symmetrical side wall signal source interface (15), oscillograph interface (16) and
The opening face of multimeter interface (17), the shell is equipped with inverted integrated circuit board (2)；The integrated circuit board (2) it is upper
Surface is equipped with row female seat interface, nut (11) He Paizhen (10), and row's female seat interface is equipped with 8 groups, wherein 6 groups are successively set on
Close to shell long side side wall position, respectively programmable digital IO (3), digital output interface (4), digital input interface (5),
Multimeter spare interface (6), signal source spare interface (7), oscillograph spare interface (8), another 2 groups are positioned close to shell short side
The position of side wall, and be regulated power supply interface (9)；The nut (11) is equipped with 8, is arranged in integrated circuit board (2) surrounding
Bian Shang, for connecting and fixing the high-frequency circuit experimental plate being used cooperatively with experimental box, row's needle (10) and high-frequency electronic
Circuit experiment board contact realizes that integrated circuit board (2) connect power supply with high-frequency circuit experimental plate；The integrated circuit board
(2) lower surface is equipped with MCU controller (18), A/D conversion module (19) and D/A converter (20), the MCU controller (18)
Respectively with A/D sampling module (19), D/A converter (20), row base, usb data communication interface (12), power supply interface (13), letter
Number source interface (15), oscillograph interface (16) and multimeter interface (17) connection.
The signal source interface, oscillograph interface and multimeter interface are common interfaces, are arranged on the side wall of shell, are inserted
Entering test pencil can be used, more convenient simple and direct；And row's female seat interface is spare interface, the signal source on the side wall of shell
Connection spare interface may be selected when interface, oscillograph interface and not enough multimeter interface to be tested, be adapted to more when experiment
It puts while measuring；But also it is equipped with programmable digital IO, digital output interface, digital input interface and power interface, and be row
Female seat interface form, it is not only multiple functional but also more integrated, it takes up space small, so that experimental box entirety specification is smaller, gently
Just, easy to carry.
Preferably, the oscillograph interface (16) is equipped with 4, and it is BNC formula interface that signal source interface (15), which is equipped with 2,.
Preferably, the A/D sampling module (19) is equipped with 4, and individually connect with the oscillograph interface (16) respectively,
The electric signal of input is converted to digital signal.
Preferably, the D/A converter (20) is equipped with 2, and individually connect with the signal source interface (15) respectively, will
Digital quantity is converted to the circuit of analog quantity.
Preferably, the multimeter interface (17) is equipped with 4, respectively 1 multimeter voltage/resistance test mouth, 1 ten thousand
It is respectively current gear (A) and electricity with the public end test mouth of table and 2 multimeter testing current mouths, the multimeter testing current mouth
It flows milliampere shelves (mA/ μ A).
Preferably, row's female seat interface is convex rectangular block structure, which is provided with 24 sockets, and point 2 rows 12 arrange row
Column setting, the socket connect Du Pont's line and draw use.
Preferably, the programmable digital IO (3) includes control line interface, receiving interface, transmission interface, main output from defeated
Incoming interface, primary input are laying interface, trigger interfaces, voice input cathode interface, voice input just out of output interface, furred ceiling
Pole interface, grounding ports, buzzer interface, pulse width modulating signal interface, data line interface, synchronised clock interface and spare
Interface；The input of 12 tunnel independent digits, sample rate is up to 100MSPS, can be used as logic analyser, virtual charactron, LED etc.,
The output of 12 tunnel independent digits, refresh rate are up to 100MSPS, can be used as 12 digit pulse sequences, CP, single edge/pulse, level
Switch etc.；Independent SPI/12C/UART/PWM interface；
The digital output interface (4) includes digital output interface, grounding ports and direct current 3.3V power interface；Four-way
Synchronous analog signal output, 12 100MSPS of refresh rate, two-way high-speed channel bandwidth 20MHz, two-way slow channels bandwidth
50KHz；
The digital input interface (5) includes digital input interface, grounding ports and direct current 3.3V power interface；Bandwidth
50MHz, real-time sampling rate 12 bilateral 200MSPS, four-way 100MSPS；
The multimeter spare interface (6) includes current interface, resistance interface, voltage interface and public end interface；6000
A reading, 3 half precision DC/AC voltage and current measurements, resistance, di-cap measurement；
The signal source spare interface (7) includes signal source spare interface and grounding ports；
The oscillograph spare interface (8) includes oscillograph spare interface and grounding ports；
The regulated power supply interface (9) includes direct current 5V power port, direct current 3.3V power port ,+5V power end
Mouth, -5V power port ,+V power port,-V power port and grounding ports；Output that ± 3V- ± 5V numerical control is adjustable, ± 700mA
Output provides and outputs and inputs voltage and current detection.
It is furthermore preferred that the programmable digital IO (3) connects including 1 control line interface, 1 receiving interface, 1 transmission
Mouth, 1 main output lay interface, 1 trigger interfaces, 2 from input interface, 1 primary input out of output interface, 1 furred ceiling
A voice input cathode interface, 2 voices input anode interface, 5 grounding ports, 2 buzzer interfaces, 3 pulse widths
Modulated signal interface, 1 data line interface, 1 synchronised clock interface and 1 spare interface；
The digital output interface (4) includes 16 digital output interfaces, 6 grounding ports and 2 direct current 3.3V power supplys
Interface；
The digital input interface (5) includes 16 digital input interfaces, 6 grounding ports and 2 direct current 3.3V power supplys
Interface；
The signal source spare interface (7) includes 8 signal source spare interfaces and 16 grounding ports；
The oscillograph spare interface (8) includes 8 oscillograph spare interfaces and 16 grounding ports；
The regulated power supply interface (9) includes 4 direct current 5V power ports, 4 direct current 3.3V power ports, 2+5V
Power port, 2-5V power ports, 2+V power ports, 2-V power ports and 4 grounding ports.
Preferably, row's needle is equipped with 21, is arranged in multimeter spare interface (6), signal source spare interface (7) and shows
Wave device spare interface (8) neighbouring position, for contacting power supply with high-frequency circuit experimental plate.
Preferably, the specification of the shell (1) is 33 × 24 × 3cm, small in size, carries convenient transportation.
Preferably, the power supply interface (13) connect with the power supply plug wire for being equipped with power transformation device, and power transformation device is by 220 DC currents
The DC current for being changed into 5V is used for experimental box.
To achieve the above object, the present invention also provides the operating methods of novel high-frequency electronic line experimental box, including with
Lower step:
Step 1, the power supply interface (13) connect power supply, connect and fix high-frequency electrical in the upper surface of integrated circuit board (2)
Sub-circuit experimental plate；
Du Pont is used in step 2, selection signal source interface (15), oscillograph interface (16), multimeter interface (17), or selection
Line draws row's female seat interface connection test pencil or test equipment；
Step 3 carries out test experiments on the fixed high-frequency circuit experimental plate being powered with test pencil or test equipment.
Compared with prior art, the present invention have it is following the utility model has the advantages that
(1) novel high-frequency electronic line experimental box according to the present invention and its operating method, design principle are as follows: the instrument
A plurality of types of test interfaces are equipped with, the connection with test interface is realized by test pencil or test equipment, is used for test card
The electronic component on the high-frequency circuit experimental plate being fixed on integrated circuit board is connect, all kinds of Experiment of Electrical Circuits operations are carried out；
(2) novel high-frequency electronic line experimental box according to the present invention and its operating method, collection oscillograph, signal source,
Regulated power supply, programmable digital IO, numeral input/output and multimeter interface, can be with matched high-frequency circuits in one
Experimental plate joint carries out a variety of Experiments of Electrical Circuits, has a wide range of application, and is especially suitable in the electric circuitry experimental class journey of colleges and universities as auxiliary
The teaching aid for helping academics and students to instruct or learn；
(3) novel high-frequency electronic line experimental box according to the present invention and its operating method, can on same instrument
Selection the corresponding interface is connected in free combination according to demand, and realizes the function of a variety of instruments, carries out a variety of tests, and can be with
Multiple functions mode uses simultaneously, great flexibility and practicability；
(4) novel high-frequency electronic line experimental box according to the present invention and its operating method, structure is simple, design is skilful
Wonderful, multiple functional, significant effect；
(5) novel high-frequency electronic line experimental box according to the present invention and its operating method, common interfaces are that BNC formula connects
Mouthful, easy to connect to be further provided with spare row's female seat interface rapidly, interface quantity is more and arranging density is high, and it is more integrated, it saves
Space, so that experimental box entirety specification is smaller, it is light, it is easy to carry；
(6) novel high-frequency electronic line experimental box and its operating method, integrated circuit board and high frequency according to the present invention
Electronic circuit experiment plate installation and replacement are simple and convenient, and interface connection is simple and quick, can carry out test experiments, practicability rapidly
By force, it is easy to engineer application；
(7) novel high-frequency electronic line experimental box according to the present invention and its operating method, operating procedure is simple, operation
Safety, test result are precisely reliable；
(8) novel high-frequency electronic line experimental box according to the present invention and its operating method, are simple and efficient, and volume
It is small, it is convenient for carrying transport, at low cost, cost performance is high, suitable for large-scale promotion.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the components distribution schematic diagram of novel high-frequency electronic line experimental box；
In Fig. 1: 1 be shell, 2 be integrated circuit board, 3 be programmable digital IO, 4 be digital output interface, 5 be number it is defeated
Incoming interface, 6 be multimeter spare interface, 7 be signal source spare interface, 8 be oscillograph spare interface, 9 be regulated power supply interface,
10 it is row's needle, 11 be nut, 12 be usb data communication interface, 13 be power supply interface, 14 be power supply indicator, 15 is signal source
Interface, 16 be oscillograph interface, 17 be multimeter interface, 18 be MCU controller, 19A/D conversion module, 20 be D/A converter.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection scope.
Embodiment
The present embodiment is related to novel high-frequency electronic line experimental box, and components distribution is as shown in attached drawing 1: being to open including one side
Mouth and the shell 1 for being rectangle body structure, the shell one side wall are equipped with usb data communication interface 12, power supply interface 13
With power supply indicator 14, signal source interface 15, oscillograph interface 16 and multimeter interface are successively arranged on another symmetrical side wall
17, the opening face of the shell is equipped with inverted integrated circuit board 2；The upper surface of the integrated circuit board 2 is equipped with row's base and connects
Mouth, nut 11 and row's needle 10, row's female seat interface are equipped with 8 groups, wherein 6 groups are successively set on close to the position of shell long side side wall
It sets, respectively programmable digital IO3, digital output interface 4, digital input interface 5, multimeter spare interface 6, signal source are spare
Interface 7, oscillograph spare interface 8, another 2 groups are positioned close to the position of shell short side side wall, and are regulated power supply interface 9；
The nut 11 is equipped with 8, is arranged on 2 surrounding of integrated circuit board, for connecting and fixing the height being used cooperatively with experimental box
Band electronic circuit experiment board, row's needle 10 are contacted with high-frequency circuit experimental plate, realize integrated circuit board 2 and high-frequency electronic
Circuit experiment board connection power supply；The lower surface of the integrated circuit board 2 turns equipped with MCU controller 18, A/D conversion module 19 and DA
Parallel operation 20, the MCU controller 18 respectively with A/D sampling module 19, D/A converter 20, row base, usb data communication interface
12, power supply interface 13, signal source interface 15, oscillograph interface 16 and multimeter interface 17 connect.
The signal source interface, oscillograph interface and multimeter interface are common interfaces, are arranged on the side wall of shell, are inserted
Entering test pencil can be used, more convenient simple and direct；And row's female seat interface is spare interface, the signal source on the side wall of shell
Connection spare interface may be selected when interface, oscillograph interface and not enough multimeter interface to be tested, be adapted to more when experiment
It puts while measuring；But also it is equipped with programmable digital IO, digital output interface, digital input interface and power interface, and be row
Female seat interface form, it is not only multiple functional but also more integrated, it takes up space small, so that experimental box entirety specification is smaller, gently
Just, easy to carry.
Further, the oscillograph interface 16 is equipped with 4, and it is BNC formula interface that signal source interface 15, which is equipped with 2,.
Further, the A/D sampling module 19 is equipped with 4, and individually connect with the oscillograph interface 16 respectively, will
The electric signal of input is converted to digital signal.
Further, the D/A converter 20 is equipped with 2, and individually connect with the signal source interface 15 respectively, will count
Word amount is converted to the circuit of analog quantity.
Further, the multimeter interface 17 is equipped with 4, respectively 1 multimeter voltage/resistance test mouth, 1 ten thousand
It is respectively current gear (A) and electricity with the public end test mouth of table and 2 multimeter testing current mouths, the multimeter testing current mouth
It flows milliampere shelves (mA/ μ A).
Further, row's female seat interface is convex rectangular block structure, which is provided with 24 sockets, point 2 rows 12 column
It is arranged, the socket connects Du Pont's line and draws use.
Further, the programmable digital IO3 includes control line interface, receiving interface, transmission interface, main output from defeated
Incoming interface, primary input are laying interface, trigger interfaces, voice input cathode interface, voice input just out of output interface, furred ceiling
Pole interface, grounding ports, buzzer interface, pulse width modulating signal interface, data line interface, synchronised clock interface and spare
Interface；
The digital output interface 4 includes digital output interface, grounding ports and direct current 3.3V power interface；
The digital input interface 5 includes digital input interface, grounding ports and direct current 3.3V power interface；
The multimeter spare interface 6 includes current interface, resistance interface, voltage interface and public end interface；
The signal source spare interface 7 includes signal source spare interface and grounding ports；
The oscillograph spare interface 8 includes oscillograph spare interface and grounding ports；
The regulated power supply interface 9 include direct current 5V power port, direct current 3.3V power port ,+5V power port ,-
5V power port ,+V power port ,-V power port and grounding ports.
Further, the programmable digital IO3 connects including 1 control line interface, 1 receiving interface, 1 transmission
Mouth, 1 main output lay interface, 1 trigger interfaces, 2 from input interface, 1 primary input out of output interface, 1 furred ceiling
A voice input cathode interface, 2 voices input anode interface, 5 grounding ports, 2 buzzer interfaces, 3 pulse widths
Modulated signal interface, 1 data line interface, 1 synchronised clock interface and 1 spare interface；
The digital output interface 4 includes that 16 digital output interfaces, 6 grounding ports and 2 direct current 3.3V power supplys connect
Mouthful；
The digital input interface 5 includes that 16 digital input interfaces, 6 grounding ports and 2 direct current 3.3V power supplys connect
Mouthful；
The signal source spare interface 7 includes 8 signal source spare interfaces and 16 grounding ports；
The oscillograph spare interface 8 includes 8 oscillograph spare interfaces and 16 grounding ports；
The regulated power supply interface 9 includes 4 direct current 5V power ports, 4 direct current 3.3V power ports, 2+5V electricity
Source port, 2-5V power ports, 2+V power ports, 2-V power ports and 4 grounding ports.
Further, row's needle is equipped with 21, is arranged in multimeter spare interface 6, signal source spare interface 7 and oscillography
8 neighbouring position of device spare interface, for contacting power supply with high-frequency circuit experimental plate.
Further, the specification of the shell 1 is 33 × 24 × 3cm, small in size, carries convenient transportation.
Further, the power supply interface 13 is connect with the power supply plug wire for being equipped with power transformation device, and power transformation device is by 220 DC currents
The DC current for being changed into 5V is used for experimental box.
The present embodiment additionally provides the operating method of novel high-frequency electronic line experimental box, comprising the following steps:
Step 1, the power supply interface 13 connect power supply, connect and fix high-frequency electronic electricity in the upper surface of integrated circuit board 2
Road experimental plate；
Step 2, selection signal source interface 15, oscillograph interface 16, multimeter interface 17, or selection are drawn with Du Pont's line
Arrange female seat interface connection test pencil or test equipment；
Step 3 carries out test experiments on the fixed high-frequency circuit experimental plate being powered with test pencil or test equipment.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (10)
1. a kind of novel high-frequency electronic line experimental box is the shell (1) for being open and being rectangle body structure including one side,
It is characterized in that, the shell one side wall is equipped with usb data communication interface (12), power supply interface (13) and power supply indicator
(14), signal source interface (15), oscillograph interface (16) and multimeter interface (17), institute are successively arranged on another symmetrical side wall
The opening face for stating shell is equipped with inverted integrated circuit board (2)；The upper surface of the integrated circuit board (2) is equipped with row's base and connects
Mouth, nut (11) He Paizhen (10), row's female seat interface are equipped with 8 groups, wherein 6 groups are successively set on close to shell long side side wall
Position, respectively programmable digital IO (3), digital output interface (4), digital input interface (5), multimeter spare interface
(6), signal source spare interface (7), oscillograph spare interface (8), the another 2 groups positions for being positioned close to shell short side side wall, and
It is regulated power supply interface (9)；The nut (11) is equipped with 8, is arranged on integrated circuit board (2) surrounding, for being clamped
The fixed high-frequency circuit experimental plate being used cooperatively with experimental box, row's needle (10) connect with high-frequency circuit experimental plate
Touching realizes that integrated circuit board (2) connect power supply with high-frequency circuit experimental plate；The lower surface of the integrated circuit board (2) is set
There are MCU controller (18), A/D conversion module (19) and D/A converter (20), the MCU controller (18) samples with A/D respectively
Module (19), D/A converter (20), row base, usb data communication interface (12), power supply interface (13), signal source interface (15),
Oscillograph interface (16) and multimeter interface (17) connection.
2. novel high-frequency electronic line experimental box according to claim 1, which is characterized in that the oscillograph interface (16)
Equipped with 4, it is BNC formula interface that signal source interface (15), which is equipped with 2,.
3. novel high-frequency electronic line experimental box according to claim 2, which is characterized in that the A/D sampling module
(19) 4 are equipped with, and is individually connect with the oscillograph interface (16) respectively, the electric signal of input is converted to digital signal.
4. Electronic Testing integrated instrument according to claim 2, which is characterized in that the D/A converter (20) is equipped with 2,
And individually connect with the signal source interface (15) respectively, digital quantity is converted to the circuit of analog quantity.
5. novel high-frequency electronic line experimental box according to claim 1, which is characterized in that the multimeter interface (17)
Equipped with 4, respectively the public end test mouth of 1 multimeter voltage/resistance test mouth, 1 multimeter and 2 multimeter electric currents are surveyed
Try mouth.
6. novel high-frequency electronic line experimental box according to claim 1, which is characterized in that row's female seat interface is
Convex rectangular block structure which is provided with 24 sockets, and point 2 rows 12 column are arranged, and the socket connects Du Pont's line and draws use.
7. novel high-frequency electronic line experimental box according to claim 6, which is characterized in that the programmable digital IO
(3) include control line interface, receiving interface, transmission interface, it is main output from input interface, primary input out of output interface, furred ceiling
It lays interface, trigger interfaces, voice input cathode interface, voice and inputs anode interface, grounding ports, buzzer interface, arteries and veins
Rush bandwidth modulation signals interface, data line interface, synchronised clock interface and spare interface；
The digital output interface (4) includes digital output interface, grounding ports and direct current 3.3V power interface；
The digital input interface (5) includes digital input interface, grounding ports and direct current 3.3V power interface；
The multimeter spare interface (6) includes current interface, resistance interface, voltage interface and public end interface；
The signal source spare interface (7) includes signal source spare interface and grounding ports；
The oscillograph spare interface (8) includes oscillograph spare interface and grounding ports；
The regulated power supply interface (9) includes direct current 5V power port, direct current 3.3V power port ,+5V power port, -5V
Power port ,+V power port ,-V power port and grounding ports.
8. novel high-frequency electronic line experimental box according to claim 1, which is characterized in that row's needle is equipped with 21,
It is arranged in multimeter spare interface (6), signal source spare interface (7) and oscillograph spare interface (8) neighbouring position.
9. novel high-frequency electronic line experimental box according to claim 1, which is characterized in that the specification of the shell (1)
For 33 × 24 × 3cm.
10. the operating method of novel high-frequency electronic line experimental box, which comprises the following steps:
Step 1, the power supply interface (13) connect power supply, connect and fix high-frequency electronic electricity in the upper surface of integrated circuit board (2)
Road experimental plate；
Step 2, selection signal source interface (15), oscillograph interface (16), multimeter interface (17), or selection are drawn with Du Pont's line
Row's female seat interface connection test pencil or test equipment out；
Step 3 carries out test experiments on the fixed high-frequency circuit experimental plate being powered with test pencil or test equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910058490.3A CN109584692A (en) | 2019-01-22 | 2019-01-22 | A kind of novel high-frequency electronic line experimental box and its operating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910058490.3A CN109584692A (en) | 2019-01-22 | 2019-01-22 | A kind of novel high-frequency electronic line experimental box and its operating method |
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| CN112421293A (en) * | 2019-08-20 | 2021-02-26 | 复旦大学 | Shielding type electricity signal equipment wiring switching device for experiments |
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Application publication date: 20190405 |