美國鳥牌(Brid)AT500天線測試儀/AT-500天線分析儀參數(shù)如下:Frequency Range (MHz) 2 - 520Frequency Resolution 20 kHzFrequency Accuracy (kHz) ± 50Rho 0.000 to 1.000Match Efficiency 0 to 100%Return Loss (dB) -32 to 0 dBVSWR 1.25 MaxDirectivity (dB) 32 dB typicalMeasurement Accuracy Rho ± 0.04; Match Accuracy and Return Loss is Calculated from Rho accuracyTest Port Connector: N(F) supplied. N, TNC, UHF, BNC, male or female availableMeasurement Speed (Typical) [Single Frequency Point] - 5 readings per second typical[Frequency Sweep] - 1 sweep per second typicalField Strength [Range] - 0 to 100%, relative [Sensitivity] - Fullscale deflection and 0.22 V/m @ 400 MHz using supplied antennaInterface RS-232 protocol via DB-9 portPower Requirements AC Adapter: [Input] - 120/240 Vac; [Output] - 12Vdc, 400 mA Rechargeable NiCAD battery system. Unit may be re-charged while operating using a wall adapter (included)Dimensions 8" x 4-5/8" x 1-3/4" (204 x 118 x 42 mm)Weight [lbs (kg)] 2.0 (0.9)Storage Temperature [°C (°F)] -41 to 71 (-40 to 160)Humidity, Max. 95% ± 5% max (noncondensing)Compliance Unit complies with MIL-T-28800 Class 5 except for temperature and humidity. Unit is CE-compliant and RoHS compliant服務(wù)承諾◆產(chǎn)品實行“三包”服務(wù)①產(chǎn)品一旦售出，包終身維護；②故障產(chǎn)品一年內(nèi)包修；③產(chǎn)品質(zhì)量問題交貨后一個星期內(nèi)包換。④本產(chǎn)品如需要開具增值稅發(fā)票，請先聯(lián)系劉生?！羧缬斜匾?，省內(nèi)24小時內(nèi)、省外48小時內(nèi)到現(xiàn)場，可根據(jù)用戶需要提供免費的技術(shù)支技或產(chǎn)品行業(yè)標(biāo)準(zhǔn)。◆銷售服務(wù)熱線： 0769-877199088 劉小姐 商務(wù)QQ：1534994797◆技術(shù)支持熱線： 0769-877199088 售后服務(wù)服務(wù)熱線：0769-877199088