It suppresses TVI, RFI, telephone and other interference by reducing unwanted harmonics going to your antenna. At the same time your HF signal passes on through with low loss so you can snag rare DX. Handles full legal power from 1.8 to 30 MHz. SWR below 1.3 to 30 MHz into 50 Ohms. Attenuates above 40 MHz. Measures a compact 3x3x9 inches. Handy mounting tabs. |