New LDG Autotuner YT-847

Yaesu radios are among the best, and LDG makes several dedicated tuner for several models, but that leaves a big chunk of the Yaesu product line with no dedicated tuner. Of course, most LDG tuners will work just fine with Yaesu radios, but it sure would be nice to have it integrated to the radio.…

EA4TX Antenna Control program

ARSVCOM is a computer program that will control your Prosistel rotator (“D” Serie) via a friendly graphical interface. It also allows you to add a Virtual Com Port and emulate via this virtual com some other rotator models as Yaesu, Create, etc In this way, if your some program that supports some of those rotators,…

Be on the air with just some meters of wire

Can be used with reduced efficiency up to 150 MHz Principle of operation: Usual internal tuners or external tuner only have a limited impedance range. The matching of a short wire (short in comparison to the wavelength) with it’s high impedance is usually not possible. Further the wire is usually outdoors, the tuner sets in…