The MFJ-948 antenna tuner is versatile for amateur radio operators, offering frequency coverage from 1.8 to 30 MHz. This model is similar to the MFJ-949 but lacks an internal dummy load and mains power adaptor, making it a more compact option for users who require a straightforward tuning solution. With a maximum power handling capability of 300 watts, the MFJ-948 is well-suited for various operating conditions and setups.

Equipped with a sizeable cross-needle meter, the MFJ-948 features a 30/300W PEP power meter, allowing operators to monitor their output effectively. The tuner includes a 3-way antenna selector and a bypass position for seamless transitions between antennas. Additionally, the external dummy load position and inductor selector enhance its functionality, while the tuning and reactance controls enable precise adjustments for optimal performance. The SO-239 socket and terminals for wires and balanced lines provide flexibility in connection options.

Measuring 260 x 190 x 83 mm and weighing 1.375 kg, the MFJ-948 is compact and portable, making it easy to integrate into any station setup. The illuminated meter, powered by a 12V external source, ensures visibility in various lighting conditions. Comprehensive instructions accompany the tuner, facilitating ease of use for novice and experienced operators.

Used items may exhibit minor imperfections such as scratches, dents, or discolouration, which are common due to previous usage.