Our development depends on the advanced equipment, excellent talents and continuously strengthened technology forces for 148-174mhz 100w Sma-F N Duplexer, A Directional Coupler, First Order Band Pass Filter, 18000-23200MHz Cavity Filter,Low Pass Cavity Filter. We are glad that we are steadily growing with the active and long term support of our satisfied customers! The product will supply to all over the world, such as Europe, America, Australia,Macedonia, Azerbaijan,Kenya, Bulgaria.We insist on the principle of Credit being primary, Customers being the king and Quality being the best, we are looking forward to the mutual cooperation with all friends at home and abroad and we will create a bright future of business.