Balun Transformer, Network Transformers, SMD Couplers manufacturer / supplier in China, offering 50ohm 1: 1 CT Flux Coupled Transformer 0.3-500 MHz, Equivalent to Mabact0036, Adt1-1wt+ Adt1-1wt-1+, Tc1-1t, Cx2041nl, 1: 1.33 RF Balun Transformer 4-2800 MHz with IC Qpb8896 for Docsis, CATV, Communication Area Use RF Components Made in China., 75 Ohm 1: 1 CT Flux Coupled Transformer 1-300 MHz RF Balun Transformer and so on.