AT-256A/ARC Antenna Military/Commerical Communications Frequency 225-400 MHz
(DAI Part# AT-256A/ARC)
The AT-256A/ARC is used for airborne communications on various
fixed-wing aircraft and helicopters. The antenna is manufactured to
Military Specifications MIL-A-5815 & MIL-A-5815/1. It is designed to
operate at the extreme temperature range of -54°C to 125°C (-65° to
257°F) with intermittent operation at 150°°C (302°F) and can withstand
a static load of 55 MPA (8psi) perpendicular to the blade, with an
ultimate of 83 MPA (12psi). The antenna is protected by an anodic
coating to prevent corrosion. The antenna's sealability is tested to
21,340m (70,000') altitude.
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