MFJ's innovative Differential-T Tuner uses a differential capacitor that makes tuning easier than ever. It gives minimum SWR at only one setting. Broadband coverage ends constant re-tuning. The MFJ-986 is a rugged roller inductor antenna tuner that handl
A New Generation of Balanced Antenna Tuners Features several balanced antenna tuners. Key features of MFJ-974H Balanced Antenna Tuner from MFJ Enterprises Inc.; Specifications of Palstar AT1500BAL antenna tuner from Palstar Inc.; Design of AT4K antenna tuner from Palstar Inc. Joel R. Hallas, ...
These are manual tuners designed to tune small loop antennas and are particularly useful for antenna restricted and/or portable operation. There are three models of loop tuners available: The MFJ-933B, MFJ-935B, and MFJ-936B. The actual loop-tuner circuitry is identical in the three tuners....
At that time I'd just changed my antenna at home from a trapped dipole into a dipole without traps. I had also re-equipped the mast system with high quality coaxial cable. Chatting to John G3BDQ led to the advice that I should install a balanced feeder to get a reduction in received...