The MFJ-939Y is an automatic antenna coupler designed for Yaesu HF equipment, such as the Yaesu FT-100, FT-450, FT-847, FT-857, FT-897, FT-950, FT-891, among others. Models. Its features include the ability to automatically match antennas with impeda more Manufacturer: mfj Reference MFJ939Y
The MFJ-939Y is an automatic antenna coupler designed for Yaesu HF equipment, such as the Yaesu FT-100, FT-450, FT-847, FT-857, FT-897, FT-950, FT-891, among others. Models. Its features include the ability to automatically match antennas with impedances between 6 and 1600 ohms, handle up to 200 W of power, tune in less than 15 seconds, and more than 20,000 non-volatile memories for tuning settings. In addition, it has adjustable features such as the SWR adjustment threshold and the SWR acoustic indicator, as well as two SO-239 coaxial connectors for antennas. The MFJ-939Y comes with the Yaesu interface cable included.