CN101726659A - Microwave high power testboard - Google Patents
Microwave high power testboard Download PDFInfo
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- CN101726659A CN101726659A CN200810171996A CN200810171996A CN101726659A CN 101726659 A CN101726659 A CN 101726659A CN 200810171996 A CN200810171996 A CN 200810171996A CN 200810171996 A CN200810171996 A CN 200810171996A CN 101726659 A CN101726659 A CN 101726659A
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- power
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- high power
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention belongs to the technical fields of electron, communication and autocontrol, in particular to a microwave high power testboard which has the structure that a broadband high power coupler is connected with a broadband wind cooling high power load, and a heat dissipation blower is arranged on a shell; an isolation opening on the broadband high power coupler is connected with a coaxial load via a coaxial cable, and a coupling opening on the broadband high power coupler is connected with a power indicator and detection joints; a typical coefficient indicator is connected with the power indicator via cables; a support angle is arranged on the shell via a screw mandrel; and an electrical microwave switch can freely switch between the frequency and a measuring channel according to the frequency showing on a front panel of the power indicator. The invention adopts the pass-through principle, is not provided with fragile silica tube, does not need adding water, has simple structure, convenient operation and maintenance and low cost, thereby being convenient to use.
Description
Technical field
The invention belongs to electronics, communication and automatic control technology field.Specifically form into a kind of microwave high power testboard by a plurality of devices such as the high-power coupling mechanism in broadband, the air-cooled high power load in broadband, electronic microwave switch, microwave power meter probe, power indicator and cooling fans.
Background technology
The microwave high power measurement is the difficult problem on the Microwave Measurement Technique all the time, generally adopt the water load high power meter now, its principle is added to sealing, a centre with microwave power to be had on the quartz glass tube of water cycle, the temperature difference of the water by measure flowing into, flow out quartz ampoule and the flow velocity of water, thus calculate the microwave power size that shines quartz ampoule.But the quartz ampoule in this kind power meter damages easily, and the connection of power meter, installation, transportation all are restricted; Leak Operation and Maintenance inconvenience easily.
Summary of the invention
The objective of the invention is in order to overcome the defective that existing water load high power meter quartz ampoule damages easily, invent and a kind ofly adopt pass-through principle, do not have frangible quartz ampoule, also need not add the microwave high power testboard of water, thereby be very easy to use.
For achieving the above object, the present invention has taked following technical scheme:
Described microwave high power testboard, form by the high-power coupling mechanism in broadband, the air-cooled high power load in broadband, cooling fan, power indicator, electronic microwave switch, microwave power meter probe, coaxial fixed attentuator, detection tabs, concentric cable, coaxial load, an angle, housing and calibration factor indicator, except detection tabs, the high-power coupling mechanism in broadband and an angle, all devices all are installed in the housing; The high-power coupling mechanism in broadband is connected with screw with the air-cooled high power load in broadband, and cooling fan is installed on the housing, gives the broadband air-cooled high power load heat radiation; Six interfaces are arranged on the high-power coupling mechanism in broadband, and wherein three is isolated port, and isolated port is connected with coaxial load by concentric cable; Other three is coupling aperture, and wherein two coupling apertures are received on the coaxial fixed attentuator through electronic microwave switch and microwave power meter probe, is connected to be used on the power indicator measuring with cable again to show; The 3rd coupling aperture received with cable and is used for system's detection on the detection tabs; The calibration factor indicator is connected with power indicator with cable, shows calibration factor value at that time; Prop up the angle and be installed on the housing, can regulate the height of microwave high power testboard as required by leading screw; Electronic microwave switch can be according to the switching frequency and measure passage back and forth of the frequency selector button on the power indicator front panel.
Two coupling apertures on the high-power coupling mechanism in described broadband are coupled out respectively-the 50dB signal, are connected in series the accurate fixed attenuator of a 10dB again; Another coupling aperture on the high-power coupling mechanism in broadband is coupled out-the 50dB signal, is connected in series the accurate fixed attenuator of a 30dB again.
Good effect of the present invention is as follows: the present invention adopts pass-through principle, does not have frangible quartz ampoule, also need not add water, and apparatus structure is simple, and operating maintenance is more convenient, and is cheap, thereby is very easy to use; The present invention has characteristics such as working band is wide, measured power is big, measuring accuracy is high, simple to operate; The present invention can be to frequency range from 700MHz to 3.2GHz, (measure by+40dBw) continuous wave or square-wave modulation signal power from 1W (0dBw) to 10KW for power bracket, also but the mean value of paired pulses modulation signal power is measured, and has well solved the large power test problem; The present invention has good shielding properties, can work under stronger interference of electromagnetic field environment.
Description of drawings
Fig. 1 is master's TV structure figure of the present invention
Fig. 2 is plan structure figure of the present invention
Among the figure: 1 by the air-cooled high power load in high-power coupling mechanism 2 broadbands, broadband
3 cooling fans, 4 power indicators
5 electronic microwave switch 6 microwave power meters probes
7 coaxial fixed attentuators, 8 detection tabs
9 concentric cable, 10 coaxial loads
11 angle 12 housings
13 calibration factor indicators, 14 interfaces
15 selector buttons
Embodiment:
Described microwave high power testboard, form by the high-power coupling mechanism 1 in broadband, the air-cooled high power load 2 in broadband, cooling fan 3, power indicator 4, electronic microwave switch 5, microwave power meter probe 6, coaxial fixed attentuator 7, detection tabs 8, concentric cable 9, coaxial load 10, an angle 11, housing 12 and calibration factor indicator 13, except detection tabs 8, the high-power coupling mechanism 1 in broadband and an angle 11, all devices all are installed in the housing 12; The high-power coupling mechanism 1 in broadband is connected with the air-cooled high power load 2 usefulness screws in broadband, and cooling fan 3 is installed on the housing 12, gives the broadband air-cooled high power load 2 heat radiations; On the high-power coupling mechanism 1 in broadband six interfaces 14 are arranged, wherein three is isolated port, and isolated port is connected with coaxial load 10 by concentric cable 9; Other three is coupling aperture, and wherein two coupling apertures are received on the coaxial fixed attentuator 7 through electronic microwave switch 5 and microwave power meter probe 6, is connected to be used on the power indicator 4 measuring with cable again to show; The 3rd coupling aperture received with cable and is used for system's detection on the detection tabs 8; Calibration factor indicator 13 usefulness cables are connected with power indicator 4, show calibration factor value at that time; Prop up angle 11 and be installed on the housing 12, can regulate the height of microwave high power testboard as required by leading screw; Electronic microwave switch 5 can be according to the switching frequency and measure passage back and forth of the frequency selector button 15 on power indicator 4 front panels.
Two coupling apertures 14 on the high-power coupling mechanism 1 in described broadband are coupled out respectively-the 50dB signal, are connected in series the accurate fixed attenuator of a 10dB again; Another coupling aperture on the high-power coupling mechanism 1 in broadband is coupled out-the 50dB signal, is connected in series the accurate fixed attenuator of a 30dB again.
After high-power signal entered from input end, by the high-power coupling mechanism 1 in broadband, most of power of input signal entered the air-cooled high power load 2 in broadband, and high-power coupling mechanism coupling output is used for measuring and detecting the fraction signal through the broadband.Two coupling apertures on the high-power coupling mechanism 1 in broadband are coupled out respectively-the 50dB signal, be connected in series the accurate fixed attenuator of a 10dB again, be altogether the signal of-60dBw power, deliver to electronic microwave switch 5 respectively, control by selector button on the panel 15, make the measured power of being imported by left and right two wave bands be added to microwave power meter probe 6 respectively and measure, the numerical value of measurement can directly indicate the size of institute's power scale through power indicator 4 inner conversions; Another coupling aperture on the high-power coupling mechanism 1 in broadband is coupled out-the 50dB signal, is connected in series the accurate fixed attenuator of a 30dB again, altogether delivers to detection tabs 8 on the panel for the power of-80dBw, and the detection that is used for measured signal is used.
The present invention can be to frequency range from 700MHz to 3.2GHz, and (measure, but also the mean value of paired pulses modulation signal power is measured by+40dBw) continuous wave or square-wave modulation signal power from 1W (0dBw) to 10KW for power bracket.When power input during at 700MHz～1500MHz, can reach the band1 lane testing by the selector switch on the test panel, when input signal is 1500MHz～3200MHz, the selector switch on the panel can be got to band2 and test.When the high-power signal input, through high-power coupling mechanism sampling, by coaxswitch, the test of power meter probe can directly be read by power indicator.
Claims (2)
1. microwave high power testboard, it is characterized in that: described microwave high power testboard, form by the high-power coupling mechanism in broadband, the air-cooled high power load in broadband, cooling fan, power indicator, electronic microwave switch, microwave power meter probe, coaxial fixed attentuator, detection tabs, concentric cable, coaxial load, an angle, housing and calibration factor indicator, except detection tabs, the high-power coupling mechanism in broadband and an angle, all devices all are installed in the housing; The high-power coupling mechanism in broadband is connected with screw with the air-cooled high power load in broadband, and cooling fan is installed on the housing, gives the broadband air-cooled high power load heat radiation; Six interfaces are arranged on the high-power coupling mechanism in broadband, and wherein three is isolated port, and isolated port is connected with coaxial load by concentric cable; Other three is coupling aperture, and wherein two coupling apertures are received on the coaxial fixed attentuator through electronic microwave switch and microwave power meter probe, is connected to be used on the power indicator measuring with cable again to show; The 3rd coupling aperture received with cable and is used for system's detection on the detection tabs; The calibration factor indicator is connected with power indicator with cable, shows calibration factor value at that time; Prop up the angle and be installed on the housing, can regulate the height of microwave high power testboard as required by leading screw; Electronic microwave switch can be according to the switching frequency and measure passage back and forth of the frequency selector button on the power indicator front panel.
2. microwave high power testboard according to claim 1 is characterized in that: two coupling apertures on the high-power coupling mechanism in described broadband are coupled out respectively-the 50dB signal, are connected in series the accurate fixed attenuator of a 10dB again; Another coupling aperture on the high-power coupling mechanism in broadband is coupled out-the 50dB signal, is connected in series the accurate fixed attenuator of a 30dB again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101719967A CN101726659B (en) | 2008-10-28 | 2008-10-28 | Microwave high power testboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101719967A CN101726659B (en) | 2008-10-28 | 2008-10-28 | Microwave high power testboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101726659A true CN101726659A (en) | 2010-06-09 |
| CN101726659B CN101726659B (en) | 2012-07-04 |
Family
ID=42447835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101719967A Active CN101726659B (en) | 2008-10-28 | 2008-10-28 | Microwave high power testboard |
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| Country | Link |
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| CN (1) | CN101726659B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091549A (en) * | 2013-01-23 | 2013-05-08 | 陈星光 | Microwave high-power measuring method |
| CN103995187A (en) * | 2013-04-22 | 2014-08-20 | 中国人民解放军63655部队 | X-wave band high-power microwave integration radiation field measuring system |
| CN103995159A (en) * | 2013-02-20 | 2014-08-20 | 核工业西南物理研究院 | Dummy load of high-power long-pulse electron cyclotron heating resonance system |
| CN103995159B (en) * | 2013-02-20 | 2016-11-30 | 核工业西南物理研究院 | A kind of high power long pulse electron cyclotron heating resonator system fictitious load |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2001406C1 (en) * | 1991-03-13 | 1993-10-15 | Вадим Валерьевич Усэнков | Calorimetric microwave power meter |
| CN1119665C (en) * | 2000-01-11 | 2003-08-27 | 电子科技大学 | Miniature protable microwave high power meter |
| CN201035096Y (en) * | 2006-07-22 | 2008-03-12 | 合肥众成生物工程设备有限公司 | Hand-hold microwave wattmeter |
-
2008
- 2008-10-28 CN CN2008101719967A patent/CN101726659B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091549A (en) * | 2013-01-23 | 2013-05-08 | 陈星光 | Microwave high-power measuring method |
| CN103995159A (en) * | 2013-02-20 | 2014-08-20 | 核工业西南物理研究院 | Dummy load of high-power long-pulse electron cyclotron heating resonance system |
| CN103995159B (en) * | 2013-02-20 | 2016-11-30 | 核工业西南物理研究院 | A kind of high power long pulse electron cyclotron heating resonator system fictitious load |
| CN103995187A (en) * | 2013-04-22 | 2014-08-20 | 中国人民解放军63655部队 | X-wave band high-power microwave integration radiation field measuring system |
| CN103995187B (en) * | 2013-04-22 | 2016-06-01 | 中国人民解放军63655部队 | X-band High-Power Microwave integrated radiation field measuring system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101726659B (en) | 2012-07-04 |
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Address after: 710061, room 2302, building 4, Ou Feng Garden, South Changan Road, Yanta District, Shaanxi, Xi'an Patentee after: XI'AN HENGDA MICROWAVE TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 710061, room 2302, building 4, Ou Feng Garden, South Changan Road, Yanta District, Shaanxi, Xi'an Patentee before: Xi'an Hengda microwave LLC Address after: 710061, room 2302, building 4, Ou Feng Garden, South Changan Road, Yanta District, Shaanxi, Xi'an Patentee after: Xi'an Hengda microwave LLC Address before: 710061, room 2302, building 4, Ou Feng Garden, South Changan Road, Yanta District, Shaanxi, Xi'an Patentee before: Xi'an Hengda Microwave Technology Development Co. |