... system,especially CATV,broadcast television netword. F ConnectorIntroductionF type joining devices use for 75Ω cable assign system,especially CATV,broadcast television ... that its charac-teristic is whorl,the price is suitable.F type joining devices can exchange and use with the ... 0.75 whorl,the structure,performance are the same as F type.Technical characteristics:Temp-range-40°C~+60°CImpedance75Ω ...