A pole-mounted series of compact, rugged LC bandpass filters is now available for use in the Iridium telephony band. These filters pass frequencies from 1616.0 to 1626.5 MHz while exhibiting insertion loss to 2.6 dB. They provide at least 15 dB isolation at GPS L1 and 70 dB at GPS L2 frequencies. In addition, the filters offer 45 dB isolation from 1710 to 1850 MHz and 55 dB from 1.85 to 10.00 GHz. Measuring just 0.5 x 0.5 x 2.0 in., the rugged filters are suitable for a variety of airborne applicationsparticularly UAV/UAS platforms. Other frequency bands and isolation requirements can be accommodated to fulfill specific requirements. Both connectorized and printed-circuit-mount versions are available. Standard delivery is from five to six weeks.