The APT3-18002600-1910-D4 is a broadband high gain low noise amplifier. This is a 18-26.5 GHz amplifier with 38 dB gain and 1.9 dB noise figure. It is designed mainly for wideband telecommunications, such as for Military and Space, Point-to-Point Radios and Test Equipment. All our low noise amplifiers come with a 3-year warranty.