CN201917611U - Spectrum analyzer - Google Patents
Spectrum analyzer Download PDFInfo
- Publication number
- CN201917611U CN201917611U CN 201020665519 CN201020665519U CN201917611U CN 201917611 U CN201917611 U CN 201917611U CN 201020665519 CN201020665519 CN 201020665519 CN 201020665519 U CN201020665519 U CN 201020665519U CN 201917611 U CN201917611 U CN 201917611U
- Authority
- CN
- China
- Prior art keywords
- digital signal
- signal processor
- printer
- spectrum analyzer
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Radiation Pyrometers (AREA)
Abstract
The utility model discloses a spectrum analyzer, which comprises a signal acquisition module, a signal processing module, a digital signal processor, a display module and a waveform memory and further comprises a printer, wherein the display module is a touch display screen, the signal acquisition module is connected with an I/O input/output port of the digital signal processor through the signal processing module, the display module is connected with the I/O input/output port of the digital signal processor; the waveform memory adopts an SRAM (static random access memory); and the printer is connected with the digital signal processor. In the utility model, the printer is connected with the digital signal processor; measured data can be printed quickly and accurately; and the waveform memory adopts the SRAM, so that the data stored inside the memory can be saved without using a refresh circuit. The spectrum analyzer has higher performance.
Description
Technical field
The utility model relates to a kind of electronic experiment equipment, relates in particular to a kind of spectrum analyzer.
Background technology
Spectrum analyzer is the instrument of research electric signal spectrum structure, be used for signal distortion, degree of modulation, spectral purity, the measurement of signal parameter such as frequency stability and crosstalk, can be in order to some parameter of Circuits System such as measuring amplifier and wave filter, it is a kind of multiduty electronic measuring instrument, existing frequency spectrograph comprises signal acquisition module, signal processing module, digital signal processor, display module and wave memorizer, described wave memorizer adopts RAM more, its shortcoming is the data mode instability of RAM, meeting obliterated data when shutdown or outage, described display module adopts LCD display more, can not control in real time, do not have real-time output measurement data in addition, brought great inconvenience for people's survey record work.
The utility model content
At the problem that above-mentioned prior art exists, the utility model provides a kind of spectrum analyzer that has printer.
To achieve these goals, the technical solution adopted in the utility model is: a kind of spectrum analyzer, comprise signal acquisition module, signal processing module, digital signal processor, display module and wave memorizer, also comprise printer, described display module is a touch display screen, described signal acquisition module links to each other with the I/O mouth of digital signal processor by signal processing module, described display module links to each other with the I/O mouth of digital signal processor, described wave memorizer is SRAM, and described printer links to each other with digital signal processor.
As preferably, described printer is a thermal printer.
As preferably, described digital signal processor is TMS320F206.
As preferably, described wave filter is a low-pass filter.
Compared with prior art, advantage of the present utility model is: described display module is a touch display screen, can operate in real time, reach the function of human-computer interaction, printer links to each other with digital signal processor, the data that measure can be printed fast and accurately, wave memorizer is that SRAM does not need refresh circuit can preserve the data of its storage inside, has higher performance; Thermal printing speed is fast, noise is low, and it is clear, easy to use to print.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of signal processing module;
Fig. 3 is an example structure synoptic diagram of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As a kind of embodiment of the present utility model, consult Fig. 1, Fig. 2 and Fig. 3, the utility model comprises signal acquisition module, signal processing module, digital signal processor, display module and wave memorizer, also comprise printer, described display module is a touch display screen, described signal acquisition module links to each other with the I/O mouth of digital signal processor by signal processing module, described display module links to each other with the I/O mouth of digital signal processor, described wave memorizer is SRAM, described printer links to each other with digital signal processor, described printer is a thermal printer, and described digital signal processor is TMS320F206, and described wave filter is a low-pass filter.
Display module is a touch display screen, can operate in real time, reach the function of human-computer interaction, the parallel interface of printer links to each other with digital signal processor with code translator by bus driver, can be with the data that measure, print fast and accurately, wave memorizer is that SRAM does not need refresh circuit can preserve the data of its storage inside, has higher performance; Thermal printing speed is fast, noise is low, and it is clear, easy to use to print.
Claims (4)
1. spectrum analyzer, comprise signal acquisition module, signal processing module, digital signal processor, display module and wave memorizer, it is characterized in that: also comprise printer, described display module is a touch display screen, described signal acquisition module links to each other with the I/O mouth of digital signal processor by signal processing module, described display module links to each other with the I/O mouth of digital signal processor, and described wave memorizer is SRAM, and described printer links to each other with digital signal processor.
2. spectrum analyzer according to claim 1 is characterized in that: described printer is a thermal printer.
3. spectrum analyzer according to claim 1 is characterized in that: described digital signal processor is TMS320F206.
4. spectrum analyzer according to claim 1 is characterized in that: described wave filter is a low-pass filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020665519 CN201917611U (en) | 2010-12-17 | 2010-12-17 | Spectrum analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020665519 CN201917611U (en) | 2010-12-17 | 2010-12-17 | Spectrum analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201917611U true CN201917611U (en) | 2011-08-03 |
Family
ID=44417405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020665519 Expired - Fee Related CN201917611U (en) | 2010-12-17 | 2010-12-17 | Spectrum analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201917611U (en) |
-
2010
- 2010-12-17 CN CN 201020665519 patent/CN201917611U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103675384A (en) | Multifunctional handheld double-channel touch oscilloscope and application method thereof | |
| CN206740836U (en) | Portable digital oscillograph based on STM32 | |
| CN202794340U (en) | High-voltage digital type insulation resistance tester | |
| CN203981835U (en) | A kind of Portable Automatic testing apparatus that is applicable to PCBA test | |
| CN201917611U (en) | Spectrum analyzer | |
| CN202275108U (en) | Thunder peak voltage on-line recorder | |
| CN206515381U (en) | A kind of new Computer oscilloscope | |
| CN104914363A (en) | Zinc oxide lightning arrester live tester and testing method | |
| CN203224567U (en) | Iris recognition spectrum analyzer | |
| CN203661277U (en) | Low-frequency sensor signal transmission device based on MIC interface | |
| CN203101510U (en) | Portable frequency spectrum analyzer | |
| CN204683579U (en) | A kind of multifunction electronic blood glucose blood pressure instrument | |
| CN203261301U (en) | AD9850-based signal source system | |
| CN203365545U (en) | Face recognition spectrum analyzer | |
| CN203800905U (en) | Arbitrary waveform generation device | |
| CN202189104U (en) | Portable electric quantity record system | |
| CN202267543U (en) | Temperature recorder with USB (Universal Serial Bus) data reading function | |
| CN202049186U (en) | Detection module for digital oscilloscope | |
| CN206470306U (en) | A kind of DDS signals occur and wireless digital storage oscillograph device | |
| CN109470398A (en) | A kind of floating conditioning acquisition unit of fluid wall shear stress tester | |
| CN204241602U (en) | A kind of Electronics and Information Engineering testing agency | |
| CN215191492U (en) | Student physical health monitoring system based on big data | |
| CN202339374U (en) | Novel lightning peak voltage online recorder | |
| CN102684606B (en) | Novel noise signal generator | |
| CN202885846U (en) | Intelligent integrated reading device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110803 Termination date: 20111217 |