Aerospace and Defense: Hand-held field Device and Instrumentation Technology : Instrumentation Commercial Vehicle : Bluetooth and GPS Telecommunications : Wireless Base Stations, Cellular Mobile System Data/Communications :Wifi, WiMAX Industrial : Active and passive components, instrumentation, M2M Communications, Vehicle Tracking System Electrical Characteristics Impedance：50 ohm Frequency Range: 0~18 GHz VSWR: Straight type ≦ 1.3max / R/A type ≦ 1.5max Dielectric Withstanding Voltage:1000 V rms min for RG142, RG405 750 V rms min. for RG316, RG402 500v rms min. for RG178 Working Voltage: 500 V rms max. for RG142, RG405 375 V rms max. for RG316, RG402 170 V rms max. for RG178 Center Contact Resistance ≦ 6.0 mΩ (Milliohms max.) Outer Contact Resistance ≦ 2.0 mΩ (Milliohms max.) Insultation Resistance ≧ 5 x 10³ mΩ (Megohms min.) Mechanical Characteristics Coupling: 1/4-36 thread Contact Retention: 15 in-lbs min. Coupling nut torque: 30 in-lbs. min. Durability(mating) ≧ 500 cycles (For Beryllium Copper Contact) Environmental Characteristics Temprature Range: -65°C ~ +165°C Vibration: MIL-STD-202 Method204 Corrosion resistance: MIL-STD-202 Method 101 Material: Part Material Finish Body Brass Au:1-3u" Center Contact Pin Brass Au:5u" Insulator TEFLON None