The AF9313 from Werlatone is an absorptive low pass filter that operates from 10 MHz to 870 MHz. The filter can handle up to 100 W CW power in band and can terminate out-of-band energy up to 10 W CW. It has an insertion loss of 0.6 dB, a VSWR up to 1.60:1 and rejection of over 50 dB from 1700 MHz to 4000 MHz. The filter is available in a rugged, compact module with SMA connectors. It can be used for both military and commercial applications.