MFJ Enterprises


MFJ Enterprises was an American manufacturer specializing in a wide range of products for the amateur radio market. The company focuses on station accessories, including antenna tuners and antenna switching equipment. MFJ was founded in 1972 by Martin F. Jue. As of 2014, the company was recognized as the largest producer of amateur radio products worldwide.
Representative products have been described in QST Magazine and CQ Amateur Radio.
The initials "MFJ" in the company name are those of the founder, Martin F. Jue.
On April 26th, 2024, Martin F. Jue announced that as of May 17, 2024, the company will cease on-site production at their Starkville, Mississippi, facility. Ameritron, Hy-Gain, Cushcraft, Mirage, and Vectronics brand products will be affected by the shutdown.

Subsidiaries

MFJ owned five subsidiary companies:
  • Ameritron HF Amplifiers
  • Hy-Gain Antennas and Rotators
  • Mirage VHF/UHF Amplifiers
  • Vectronics
  • Cushcraft Amateur Antennas, an antenna manufacturer that has expanded outside amateur radio into RFID technology.