F type joining devices use for 75 Ω cable assign system, especially CATV, broadcast television network, It can already be used for having impedance to mate the occasion required, can be used in not mating the occasion too. It is joined, inserts helping jointly that its characteristic is whorl , the price is suitable.
1.Gold plated or nickle plated available
2.Bayonet coupling
3.50Ω and 70 Ω are available and intermateable
4.best quality and reasonable price