The Ancable Matching Transformer is a high-quality 1-pack adapter designed to convert 75-ohm coaxial connector cable wire to 300-ohm twin-lead. It features a gold-plated surface, which enhances transmission speed, reduces loss, and minimizes interference. This transformer supports a bandwidth of 5-900MHz frequency, making it ideal for HD TV UHF VHF FM antennas. It is universally compatible with various devices, including radios, Hi-Fi systems, AV receivers, TV antennas, and mini systems. The Ancable Matching Transformer comes with a male "F" connector and is easy to use, allowing you to create your own homemade antenna. With a 103% no questions asked guarantee, Ancable ensures that you receive only high-quality products that meet your needs.