Nuovo 7-cell elliptical low-pass filter designed to eliminate from the HF spectrum, DC to 74MHz, intermodulation products or front end saturation caused by strong out-of-band signals such as commercial FM broadcasting frequencies from 88 to 108MHz. Thanks to its intervention it is possible to make the reception cleaner throughout the HF spectrum. It can also be used in transmission for powers up to 100W up to 70.5MHz. Ideal for latest generation radios such as ICOM IC-7300 or YAESU FT-991 etc...