Product Name: Glonass and Radio Combined Antenna for Russia Model NO.: ATC-ER04B Sturcture Form: Mounted by M14 Nut Nature of Operation: Receiving Antenna base Antenna: Car Antenna VSWR: 2 Directionality: Car Rear Roof Antenna Material: Fiber Glass/PA6/TPE/EPDM Operating Wavelength: Am/FM and GPS /Glonass Antenna Usage Occasion: Car Antenna Usage: Car Antenna FM Gain: 10dB GPS/Glonass Gain: 30dB Rod Length: 385mm or 190mm Rod Angle: 25 Degree Mounted Position with Car: Front Roof Mounted Car Hole Dimension: 15*15 Trademark: ATC Transport Package: Poly Bag/Color Box/Double Blister Origin: China HS Code: 8529102000 Product Description Huizhou Antenna Technology is subcompany of shenzhen antenna technology limited ,a high-tech company in Shenzhen. It was established in 2007 year .It is professionally engaged in designing, manufacturing and selling Car Antenna and mobile communication products, we always keep an eye on your demands and the developing trend of this industry, and have established a complete products system which is giving first to Car Antenna.Our Product: Car AM/FM Antenna ,GPS Antenna,GSM Antenna,TV Antenna,Shark fin Antenna , DAB Antenna , T-DMB Antenna , DVB-T Antenna , Multi-Function Antenna ,HDTV Antenna Cable and Accessories.R&D: It has owned a R&D group of rich professional knowledge and practical experience, more designers have over 16 years R&D experience in Changan ford,SGM,Changan Suzuki,DongNan Mishubishi,ShangHai Automotive ,VW,HaiMa Automotive,DonGFENG NISSAN,JMC,CHERY etc, They all have solid technical foundation and rich experience in production and guarantee the product quality, and the manager of company has operation skill in APQP,PPAP,DFMEA, PFMEA,ConTROL PLAN.and it has owned the design software for pro/e,UG19.0,Catia v5r13,autocad 2006 and ADS2004,Protell99SE. AM/FM SpecificationFrequencyAM:520-1710KHz ,FM:87.5-108MHzGain1-7-10dBOutput impedance75 ohmsVSWR2:1Dc voltage9-16VCable length2.5 meterMounted hole dimension15*15Torque for assembled nut5N.mGPS/Glonass specificationFrequency1575/1602MHzCenter frequency1590MHzbandwidth±5MHzVSWR1.5:1Impedance50 ohmsPeak Gain3dBi based on 7cm*7cm ground planeGain coverage-4dBi at 90 degreeNoise Figure1.5dBDC voltage3.3-5VDC Current15mATest report