CN104515515A - Radio compass tester - Google Patents
Radio compass tester Download PDFInfo
- Publication number
- CN104515515A CN104515515A CN201310460094.6A CN201310460094A CN104515515A CN 104515515 A CN104515515 A CN 104515515A CN 201310460094 A CN201310460094 A CN 201310460094A CN 104515515 A CN104515515 A CN 104515515A
- Authority
- CN
- China
- Prior art keywords
- main body
- power supply
- exerciser
- supply circuit
- compass
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
- G01C17/38—Testing, calibrating, or compensating of compasses
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The present invention provides a radio compass tester, and relates to radio compass system testing. The radio compass tester comprises a direct current power supply circuit, an alternating current power supply circuit, an audio frequency output testing interface, a sync output testing interface, and a tester main body, wherein the direct current power supply circuit is connected with the tester main body, the direct current power supply circuit is used for inputting 28 V direct current to the tester main body, the alternating current power supply circuit is connected with the tester main body, the alternating current power supply circuit is used for inputting 26 V/400 Hz alternating current to the tester main body, the tester main body is respectively connected with a radio magnetic indicator, a converter and a compass receiver, the audio frequency output testing interface is connected with the tester main body, and the sync output testing interface is connected with the tester main body.
Description
Technical field
The present invention relates to wireless compass system testing, particularly relate to a kind of wireless compass exerciser.
Background technology
Wireless compass is the major item of aircraft radio navigational system, it is primarily of compositions such as compass receiver, control enclosure, tours antenna, radio magnetic indicators, its function in 100 ~ 2000KHz(/ long wave) utilize in band limits the civilian broadcasting station in special NDB radio station and place just can the relative orientation of survey aircraft and Land Navigation Installation more easily, to be embodied as aircraft navigation.
Simply to be tested by existing test line without corresponding supporting verification Special test device at present, the requirement of verification before finished product installation cannot be met, the quality of the finished product that can not ensure to install.
Summary of the invention
Object of the present invention: provide a kind of wireless compass exerciser, can complete the test of the properties to wireless compass system, judges whether tested finished product work normally ensures that qualified finished product is installed, and reduces the accident rate of aircraft.
Technical scheme of the present invention: a kind of wireless compass exerciser, comprising:
DC power supply circuit, ac power supply circuit, audio frequency export test interface, synchronism output test interface, exerciser main body;
DC power supply circuit is connected with exerciser main body, and described DC power supply circuit is used for exerciser main body input 28V direct current;
Ac power supply circuit is connected with exerciser main body, and described ac power supply circuit is used for exerciser main body input 26V/400Hz alternating current;
Exerciser main body is connected with radio magnetic indicator, converter, compass receiver respectively, described exerciser main body is used for 28V direct current to export to radio magnetic indicator and compass receiver, and 26V/400Hz alternating current is exported to radio magnetic indicator and converter; The synchronous azimuth information that the compass receiver that described exerciser main body is also resolved for the sound signal and converter that receive compass receiver output exports;
Audio frequency exports test interface and is connected with exerciser main body, and described audio frequency exports the sound signal that test interface is used for the forwarding of acceptance test device main body, carries out audio frequency output detections to described sound signal;
Synchronism output test interface is connected with exerciser main body, and described synchronism output test interface is used for the synchronous azimuth information that acceptance test device main body forwards, and carries out synchronism output test to described synchronous azimuth information.
Advantage of the present invention: originally operating personnel are when detecting wireless compass system, by cable, the finished products such as compass receiver, converter, radio magnetic indicator carried out outside connecting test.All control, test signal adopt an attachment unit interface to outside corresponding output by wireless compass exerciser of the present invention, and reasonable in design, outside connection is simple and reliable, is easy to operation.Wireless compass exerciser of the present invention can carry out full test to wireless compass system performance, avoids fault product directly to install, thus improves efficiency and the quality of aircraft general assembly.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of a kind of wireless compass exerciser of the present invention.
Fig. 2 is the test line graph of a kind of wireless compass exerciser of the present invention.
Embodiment:
Below in conjunction with accompanying drawing, the present invention is elaborated.
As shown in Figure 1, a kind of wireless compass exerciser of the present invention is made up of DC power supply circuit 1, ac power supply circuit 2, audio frequency output test interface 3, synchronism output test interface 4, exerciser main body 5, be connected by the radio magnetic indicator 6 of the connector of in exerciser main body 5 and wireless compass system, converter 7, compass receiver 8, compass receiver 8 is connected with antenna 9, power supply adaptor 10.Below the transmission of signal and the functional test of system is introduced respectively:
Direct current 28V is accessed radio magnetic indicator 6 and compass receiver 8 by exerciser main body 5 interface by DC power supply circuit 1 respectively, direct current 28V to be converted to the direct current 13.5V needed for compass receiver 8 by power supply adaptor 10 again by the direct supply of access compass receiver 8, can ensure direct current supply when wireless compass system carries out the performance parameter tests such as receiver sensitivity, bearing accuracy, audio frequency output like this.
Interchange 26V/400Hz is accessed radio magnetic indicator 6 and converter 7 by exerciser main body 5 interface by ac power supply circuit 2 respectively, can ensure that wireless compass system carries out Alternating Current Power Supply when bearing accuracy is tested like this.
Exerciser main body 5 is connected with radio magnetic indicator 6, converter 7, compass receiver 8 respectively, 26V/400Hz alternating current, for 28V direct current is exported to radio magnetic indicator 6 and compass receiver 8, is exported to radio magnetic indicator 6 and converter 7 by described exerciser main body 5; The synchronous azimuth information that the compass receiver 8 that described exerciser main body 5 is also resolved for the sound signal and converter 7 that receive compass receiver 8 output exports.
Synchronism output test interface 3 completes the synchronism output test of compass receiver 8 by outside joint angle location indicating device.
Audio frequency exports test interface 4 and connects by outside the audio frequency output detections that audio-frequency test equipment completes compass receiver 8.
Can carry out following test with wireless compass exerciser of the present invention to ADF-650A type wireless compass system, accompanying drawing 2 is test line graph.Wherein, RCR-650A compass receiver 11, ADF signal simulator (antenna) 12; UHF signal generator 13; Power supply adaptor 14; D.C. regulated power supply 15; Audio frequency voltmeter 16; Radio magnetic indicator 17; Earphone 18; Static convertor control box 19; Wireless compass exerciser 20; Converter 21.
(1) direct supply inspection: D.C. regulated power supply 15 output voltage is adjusted to 28V, static convertor control box 19 exports as 26V/400Hz, connects the DC power supply switch of this exerciser 20, and the D.C. voltmeter instruction on this exerciser is about 28V.Show the DC voltage access RCR-650A compass receiver 11 of a 28V.DC voltage 28V to be converted to the DC voltage 13.5V needed for RCR-650A compass receiver 11 by power supply adaptor 14 again for RCR-650A compass receiver 11 during 13.5V by adjustment D.C. regulated power supply 15 output voltage.
(2) receiver audio outgoing inspection: RCR-650A compass receiver 11 operational mode switch is put " ANT " position, He Ne laser 500KHz, adjustment UHF signal generator 13 exports a 500KHz frequency 1000Hz, 30% modulation, amplitude is adjusted to the signal of 2000 μ V and 1.5V respectively, put maximum by the volume control knob of RCR-650A compass receiver 11, exporting that the audio frequency that measures of test interface 4 exports at the audio frequency of this exerciser 20 should at least 50mW.
(3) modulated carrier following test: RCR-650A compass receiver 11 operational mode switch is put " ANT " position, He Ne laser 200KHz, adjustment UHF signal generator 13 exports a 200KHz frequency 1000Hz, 30% modulation, amplitude is adjusted to the signal of 700 μ V, the volume control knob of adjustment RCR-650A compass receiver 11, making to export test interface 4 at the audio frequency of this exerciser 20, to connect the audio frequency output valve that an audio frequency voltmeter 16 and earphone 18 measure be 50mW, after removing UHF signal generator 13 modulation signal, the audio frequency again measuring this exerciser 20 exports test interface 4 and obtains another audio frequency output valve, the result that comparison is twice calculates signal to noise ratio (S/N ratio) and should be not less than 6dB.
(4) ADF following test: RCR-650A compass receiver 11 operational mode switch is put " ADF " position, He Ne laser 500KHz, adjustment UHF signal generator 13 exports a 500KHz frequency 1000Hz, 30% modulation, amplitude is adjusted to the signal of 1500 μ V, the volume control knob of adjustment RCR-650A compass receiver 11, making to export test interface 4 at the audio frequency of this exerciser 20, to connect the audio frequency output valve that an audio frequency voltmeter 16 and earphone 18 measure be 50mW, after removing UHF signal generator 13 modulation signal, the audio frequency again surveying this exerciser 20 exports test interface 4 and obtains another audio frequency output valve, the result that comparison is twice calculates signal to noise ratio (S/N ratio) and should be not less than 6dB.
(5) bearing accuracy inspection: RCR-650A compass receiver 11 operational mode switch is put " ADF " position, He Ne laser 500KHz, adjustment UHF signal generator 13 exports the unmodulated signal that a 500KHz amplitude is 700 μ V, the index dial of adjustment ADF signal simulator (antenna) 12 is placed in 0 ° respectively, 90 °, 180 °, 270 °, the difference of observing position angle that the synchronous bearing signal that calculates through RCR-650A compass receiver 11 and converter 21 indicates by radio magnetic indicator 17 and ADF signal simulator (antenna) 12 chosen angle should be not more than ± and 3 °.
Claims (1)
1. a wireless compass exerciser, is characterized in that, comprising:
DC power supply circuit, ac power supply circuit, audio frequency export test interface, synchronism output test interface, exerciser main body;
DC power supply circuit is connected with exerciser main body, and described DC power supply circuit is used for exerciser main body input 28V direct current;
Ac power supply circuit is connected with exerciser main body, and described ac power supply circuit is used for exerciser main body input 26V/400Hz alternating current;
Exerciser main body is connected with radio magnetic indicator, converter, compass receiver respectively, described exerciser main body is used for 28V direct current to export to radio magnetic indicator and compass receiver, and 26V/400Hz alternating current is exported to radio magnetic indicator and converter; The synchronous azimuth information that the compass receiver that described exerciser main body is also resolved for the sound signal and converter that receive compass receiver output exports;
Audio frequency exports test interface and is connected with exerciser main body, and described audio frequency exports the sound signal that test interface is used for the forwarding of acceptance test device main body, carries out audio frequency output detections to described sound signal;
Synchronism output test interface is connected with exerciser main body, and described synchronism output test interface is used for the synchronous azimuth information that acceptance test device main body forwards, and carries out synchronism output test to described synchronous azimuth information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310460094.6A CN104515515A (en) | 2013-09-30 | 2013-09-30 | Radio compass tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310460094.6A CN104515515A (en) | 2013-09-30 | 2013-09-30 | Radio compass tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104515515A true CN104515515A (en) | 2015-04-15 |
Family
ID=52791179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310460094.6A Pending CN104515515A (en) | 2013-09-30 | 2013-09-30 | Radio compass tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104515515A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105403206A (en) * | 2015-11-30 | 2016-03-16 | 哈尔滨飞机工业集团有限责任公司 | Radio compass azimuth accuracy testing device |
| CN105509723A (en) * | 2015-11-30 | 2016-04-20 | 哈尔滨飞机工业集团有限责任公司 | Apparatus for testing radio compass reception sensitivity |
| CN105526926A (en) * | 2015-11-30 | 2016-04-27 | 哈尔滨飞机工业集团有限责任公司 | Detection method for audio power output of radio compass receiver |
| CN105752359A (en) * | 2016-04-06 | 2016-07-13 | 哈尔滨飞机工业集团有限责任公司 | Airborne photoelectric pod detector |
| CN105783895A (en) * | 2016-03-08 | 2016-07-20 | 哈尔滨飞机工业集团有限责任公司 | Detection method for azimuth precision of radio compass receiver |
| CN110047348A (en) * | 2019-05-22 | 2019-07-23 | 成都航空职业技术学院 | Aircraft radio compass simulated training system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030109987A1 (en) * | 2001-12-06 | 2003-06-12 | Yazaki North America, Inc. | Method and system for interfacing a global positioning system, other navigational equipment and wireless networks with a digital data network |
| CN1968058A (en) * | 2006-09-23 | 2007-05-23 | 江西洪都航空工业集团有限责任公司 | Airborne communication navigation testing station |
| CN201697637U (en) * | 2010-02-11 | 2011-01-05 | 哈尔滨飞机工业集团有限责任公司 | Tester for radio magnetic indicator |
| CN203083569U (en) * | 2013-01-11 | 2013-07-24 | 北京安达维尔航空设备有限公司 | Digital radio compass |
-
2013
- 2013-09-30 CN CN201310460094.6A patent/CN104515515A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030109987A1 (en) * | 2001-12-06 | 2003-06-12 | Yazaki North America, Inc. | Method and system for interfacing a global positioning system, other navigational equipment and wireless networks with a digital data network |
| CN1968058A (en) * | 2006-09-23 | 2007-05-23 | 江西洪都航空工业集团有限责任公司 | Airborne communication navigation testing station |
| CN201697637U (en) * | 2010-02-11 | 2011-01-05 | 哈尔滨飞机工业集团有限责任公司 | Tester for radio magnetic indicator |
| CN203083569U (en) * | 2013-01-11 | 2013-07-24 | 北京安达维尔航空设备有限公司 | Digital radio compass |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105403206A (en) * | 2015-11-30 | 2016-03-16 | 哈尔滨飞机工业集团有限责任公司 | Radio compass azimuth accuracy testing device |
| CN105509723A (en) * | 2015-11-30 | 2016-04-20 | 哈尔滨飞机工业集团有限责任公司 | Apparatus for testing radio compass reception sensitivity |
| CN105526926A (en) * | 2015-11-30 | 2016-04-27 | 哈尔滨飞机工业集团有限责任公司 | Detection method for audio power output of radio compass receiver |
| CN105783895A (en) * | 2016-03-08 | 2016-07-20 | 哈尔滨飞机工业集团有限责任公司 | Detection method for azimuth precision of radio compass receiver |
| CN105752359A (en) * | 2016-04-06 | 2016-07-13 | 哈尔滨飞机工业集团有限责任公司 | Airborne photoelectric pod detector |
| CN110047348A (en) * | 2019-05-22 | 2019-07-23 | 成都航空职业技术学院 | Aircraft radio compass simulated training system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104515515A (en) | Radio compass tester | |
| CN105467241A (en) | A distributed converter transformer direct current bias detection system and a detection method thereof | |
| CN103293443A (en) | Overhead wire grounding fault locating method for power distribution network | |
| CN203643553U (en) | Cable fault positioning and insulation aging test device | |
| CN103234534A (en) | Method for testing sensitivity of airplane radio compass receiver | |
| CN102707160A (en) | Electromagnetic environment automated testing device for aviational radio navigation station and method thereof | |
| CN104833412A (en) | Noise vibration testing device for portable transformer | |
| US6617840B2 (en) | Wireless alternating current phasing voltmeter | |
| CN102279321A (en) | Portable low-frequency/very-low-frequency electromagnetic wave signal intensity detection device | |
| CN105182183A (en) | Method for remotely detecting corrosion state of horizontal voltage equalizing conductor of transformer substation grounding grid | |
| CN108387911A (en) | A kind of GPS tests system | |
| WO2016158289A1 (en) | Method and device for sensing buried metal using synchronous detection method | |
| JP2010210411A (en) | Partial discharge detector and method of detecting partial discharge | |
| CN103605061A (en) | Handheld ultrahigh-frequency partial discharge type inspection instrument and discharge position positioning method | |
| CN202587395U (en) | GSM-R vehicle-mounted wireless interference testing system | |
| CN203311010U (en) | Buried wire cable testing instrument | |
| CN203405561U (en) | Direct current power source grounding fault searching device | |
| CN207780247U (en) | A kind of GPS tests system | |
| CN110940873A (en) | Device and method for detecting topological relation between user electric meter and transformer | |
| CN204989391U (en) | Horizontal voltage -sharing conductor etch state remote control detection device of substation grounding grid | |
| CN210609169U (en) | Low-voltage cable path detector based on carrier communication | |
| CN104902508A (en) | Performance testing device and method for wireless terminal | |
| CN209486167U (en) | A kind of measuring system of grounded screen diverting coefficient | |
| CN105509723A (en) | Apparatus for testing radio compass reception sensitivity | |
| CN111965493A (en) | Cable fault point positioning system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150415 |
|
| WD01 | Invention patent application deemed withdrawn after publication |