75-300 Ohms Mini Adaptor Connector is manufactured by MDR Electronics. MDR Electronics is an ISO 9001:2008 and ISO 14001:2008 accredited organization. The 75-300 Ohms Mini Adaptor Connector can be used for signal matching. It will convert 300 ohm to 75 ohm signal. It is use to convert the 300 ohm twin lead wire to a 75 ohm "RF" type connector. The other range of products manufactured by MDR Electronics is Electronic & Computer/Laptop Accessories, Audio/Video, Pro-Audio Cables, Connectors & Cords, Cable Organizers, Cable TV Series and Fiber Optic Series. The 75-300 Ohms Mini Adaptor Connector will match 300 ohms twin lead wire with 75 ohm RF type connector signal.