Product Name: 75ohm 14dB Directional Coupler40-2050MHz for CATV Broadband and Wireless Communications ECJ1401-A032122 Transformer Supplier Factory China. Model NO.: ECJ1401-A032122 Transformer Supplier factory China Inductor Value: Fixed Inductor Brand: Eastever Packaging Form: Generic Range of Application: Coupling Structure of Magnetizer: Ferrite Coil Nature of Operation: Antenna Coil Structure of Winding: Multilayer Coil Working Frequency: High Frequency Structure: Core Type: Fixed Inductor Resistance(Ohm): 75 Frequency(MHz): 40-2050 Main Line Loss(Pin4-3): 2.0dB Max Coupling (dB)Typ: 13-18dB Return Loss (dB)Min: 12-25 (Pin 1) Isolation (dB)Min: 15-22dB Trademark: EASTEVER Transport Package: Tape Specification: <5*5*5mm Origin: Zhuhai, Guangdong, China HS Code: 8504500000 Product Description Established in 2010, Zhuhai Dongheng Electronics is a young and powerful enterprise, which is good at making RF Balun transformer. The company is now mainly engaged in the customization of RF transformer, Inductors, coils, couplers, splitters, chokes and beads. EXtensive use Area: 1:Broadband Gateways 2:Medical Devices 3:Home Applicances 4:Mobile Hotspts 5:USB HUBS 6:HTTP Transmitters 7:Smartphones 8:Power equipments 9: Printers 10Smart Meters 11:MEDIA Set-Top Boxes 12:Cable modens 13:CATV Amplifiers 14:Radio equipment,Walkie-talkie,Intercom 15:Audio amplifiers,Spekers 16:Router,Wireless equipment,Push-Pull amplifiers, Etc...