Low profile QUAD Iridium antenna designed to provide up to four independent channels of Iridium voice and data communications in continuous hemispherical coverage via TNC female connectors. The Iridium antennas are contained in a sturdy structure covered by a frequency-transparent radome that provides enhanced protection against rain, ice, and lightning strikes. The antenna is qualified for high-speed military and commercial aircraft. The QUAD Iridium Antenna is approved as Iridium Compatible Equipment (ICE).